MM-701. McDonnell & Miller Replacement Parts Catalog. For Residential, Commercial and Industrial Applications

MM-70 McDonnell & Miller 00-00 Replacement Parts Catalog For Residential, Commercial and Industrial Applications

What you don t know about boiler controls... but should. Keep your customers safe, your reputation intact and your business strong by regularly inspecting and replacing boiler controls. Whether it s changing entire controls, or replacing heads or blow down valves, boiler control inspections and replacements aren t just good habits. They re essential to the safety and well-being of your customers. Homeowners rely on you as the heating professional who can help keep their boilers operating efficiently and safely. Replace old controls with genuine ITT McDonnell & Miller controls and replacement heads. You are assured of system compatibility, warranty coverage and product reliability. By following a recommended schedule for inspection and replacement of boiler controls, you can give your customers peace of mind and position yourself as the professional heating contractor they can trust. For more information on recommended replacement and inspection intervals, contact ITT McDonnell & Miller today. We ll show you how to safeguard your customers and your reputation. In 995, low water conditions and operator error/improper maintenance accounted for 8 percent of all boiler accidents, according to National Board Incident Reports. 3500 N. Spaulding Avenue Chicago, Illinois 6068 tel: 773 67-600 fax: 773 67-099 www.mcdonnellmiller.com

REPLACEMENT PARTS CATALOG ITT McDonnell & Miller the industry leader. Delivering reliable performance and safety in boiler and level control products for over 70 years. Whether it s ease of serviceability, continuous improvement, product enhancements or interchangeability, ITT McDonnell & Miller is continually doing more to give you the best performing residential, commercial and industrial liquid level and flow control products found anywhere. FLOW SWITCHES LIQUID LEVEL CONTROLS ITT MCDONNELL & MILLER IS AN INTERNATIONALLY CERTIFIED ISO 900 ORGANIZATION ITT McDonnell & Miller is the recipient of the highly coveted ISO 900 Certification. Recognized by more than 40 countries, these worldwide standards provide a uniform measure of quality procedures in manufacturing and service organizations. Participation in the rigid and demanding ISO 9000 Certification process is one of our most important activities. We want our customers and competitors both in the United States and abroad to know that we are dedicated to designing, producing and marketing the very highest quality products available anywhere. HOW TO USE THIS CATALOG This guide will assist you in your tour of the McDonnell & Miller Replacement Parts Catalog. The information contained in the catalog is organized into 4 key categories: Products Warranty & Return Policy Discontinued Parts List Maintenance & Replacement Interval Guidelines Easy to identify symbols and product icons will help you specify and select the replacement parts that meet your requirements. PRODUCTS the complete McDonnell & Miller product line, divided into 3 primary groups: Just check the CONTENTS pages for the associated product icons to quickly find the control you need replacement parts for. FLOW SWITCHES LIQUID LEVEL CONTROLS WARRANTY & RETURN POLICY gives you all the information regarding McDonnell & Miller warranty and return policies. INDEX helps you find the information by part number or catalog number. DISCONTINUED PARTS LIST easy locator to see if your part or product is no longer available. Discontinued Parts Cross Reference Part Number Model Number Description Replacement Part Number 005 M-SBV M switch for SBV No Replacement 0405 5M-SBV 5M switch for SBV No Replacement 7305 50M-HD-SBV 50M head for SBV No Replacement 3009 FS-4 Gasket, 6 pack 30490 30500 C- Pin 30900 30900 C-35 Lock nut 30900 30087 F-6 Gasket, 6 pack 30400 MAINTENANCE & REPLACEMENT INTERVAL GUIDELINES the easy to read guides will help keep you on track with suggested product 369, 469 maintenance and replacement intervals. Recommended Replacement Intervals Recommended Replacement Recommended Interval Product Series Maintenance (Maximum) 50, 57, 58, 59, Blow down and test daily 5 years 50S, 57, 58S, 59S inspect annually. 69, 69, 69, Inspect and test annually. 0 years 67, 767 Blow down weekly. Inspect and 0 years 70, 70-B test annually. 6, 63, Blow down weekly. Inspect and 0 years 64, 764 test annually. Low Water Cut-Offs 4 down daily. Inspect Blow and 0 years test annually.

CONTENTS GENERAL INFORMATION LIQUID LEVEL CONTROLS FLOW SWITCHES Replacement Parts for: Boiler Controls..................5 Liquid Level Controls............57 Flow Switches..................65 LOW WATER CUT-OFFS For Hot Water Boilers Replacement Probes For Steam Boilers BOILER CONTROL REPLACEMENT PARTS PS-850 5 Series RB Series 6 750 Series 6 6 7 63 8 64 0 764 67 4 767 6 69 8 70/70B 9 General Information Discontinued Parts List...........78 Part Number Cross Reference.....80 Index...........................8 Warranty & Return Policy..............86 Maintenance & Replacement Interval Guidelines...............87 FOR SERIES PAGE LOW WATER CUT-OFFS FOR SERIES PAGE For Steam Boilers PS-800 Series 5 750 Series 6 Combination Low Water Cut-Off/ Pump Controllers for Steam Boilers 4/4A 0 4S/4S-A 93/93 4 94/94 6 50/57 8 50S/57S 30 50E/57E 34

CONTENTS BOILER CONTROL REPLACEMENT PARTS (continued) WATER FEEDERS FOR SERIES PAGE WATER FEEDERS FOR SERIES PAGE Electric Uni-Match 35 WF 0-A 36 Mechanical 47/47-46 47/47-49 5/5-50 5-S/5-S- 5 53/53-54 Make-Up 37 VALVES 5-A 38 40 55-S 4 847 4 85 43 85-S 44 355 45 Test-N-Check TC-4 56 FLOW SWITCHES LIQUID LEVEL CONTROLS GENERAL INFORMATION 3

CONTENTS LIQUID LEVEL CONTROL PRODUCTS GENERAL INFORMATION LIQUID LEVEL CONTROLS FLOW SWITCHES CONDUCTANCE ACTUATED (PROBE TYPE) PNEUMATIC ACTUATED LIQUID FLOW General Purpose FS4-3 65 High Sensitivity FS 69 FOR SERIES PAGE FLOAT ACTUATED FOR SERIES PAGE LPC-000 57 PCH 57 PCL 57 PFC 58 FLOW SWITCH PRODUCTS FOR SERIES PAGE FS4-3-T 66 FS5 67 FS8-W 68 FS-W 69 FS6 70 FS6-W 70 LIQUID FLOW AIR FLOW VFS 59 E-8 60 7-W 6 65 6 80 63 65 64 FOR SERIES PAGE Industrial FS7-4 7 FS7-4E 7 FS7-4W 7 AF 73 AFE- 74 AF 75 AF3 76 4

Replacement Probes PA-800 For Repl. Probe Part Weight Model Model No. Number Description lbs. (kg) PS-80-0 PA-800 35408 Probe 0.5 (.3) PS-85-0 PS-80-4 Dimensions, in. (mm) 3 /4 (0) NPT PS-85-4 RS--LP PS-85-M-0 PS-85-M-4.3 (33).56 (40).3 (54) PS-80-M-0 PS-80-M-4 PA-800-U For Repl. Probe Part Weight Model Model No. Number Description lbs. (kg) PS-80-U-0 PA-800-U 3544 Probe 0.5 (.3) PS-80-U-4 Dimensions, in. (mm) PS-85-M-U-0 3/4 (0) NPT PS-85-U-0 PS-80-M-U-4 PS-80-M-U-0.3 (33) 3.06 (78).56 (40) 5

Replacement Probes PA-800-RX For Repl. Probe Part Weight Model Model No. Number Description lbs. (kg) PS-80-RX-4 PA-800-RX 35440 Probe 0.5 (.3) PS-80-RX-4 Dimensions, in. (mm) PS-85-RX-0 / (5) NPT.3 (33) PA-RB-0 For Repl. Probe Part Weight Model Model No. Number Description lbs. (kg).56 (40).3 (54) PS-85-SP-0 PA-RB-0 35408 Probe 0.5 (.3) PS-85-SP-4 Dimensions, in. (mm) RB-0 3 /4 (0) NPT PS-85-M-SP-0 PS-85-M-SP-4.3 (33).56 (40).63 (4) PA-RB- For Repl. Probe Part Weight Model Model No. Number Description lbs. (kg) RB- PA-RB- 354083 Probe 0.5 (.3) RS--LP-S Dimensions, in. (mm) 3 /4 (0) NPT.3 (33).56 (40).3 (4) 6

Low Water Cut-Offs Float Type For Steam Boilers Series 6 Low Water Cut-Offs Series 6 Replacement Head Mechanisms For Repl. Head Part Weight Series Model No. Number Description lbs. (kg) 6-HD 40300 Head mechanism 3.5 (.6) 6 or 6667 5385 Head mechanism.5 (0.7) Head mechanisms include a gasket and bolts. Part Catalog Weight Key Number Number Description lbs. (kg) Model 6-HD 30600 CO- Head Gasket 0. (0.5) 38800 67- Gasket 0. (0.5) 3 34400 SA67- Float & Bellows Assembly 0.3 (.4) 4 30900 Switch 0.5 (.3) 5 3095 -M Switch w/manual Reset 0.5 (.3) 6 30900 -MV Switch for Millivolt Service 0.5 (.3) Model 6667 3 4 5 6 7

Low Water Cut-Offs Float Type For Hot Water Boilers Series 63 Low Water Cut-Offs Series 63 Replacement Head Mechanisms For Repl. Head Part Weight Model Model No. Number Description lbs. (kg) 63 63-B 63-BM 63-M 63-HD 4600 Head mechanism 7.0 (3.) w/ No. switch 63-M-HD 4300 63-HD w/manual reset 7.0 (3.) Model 63-HD Head mechanisms include a gasket and bolts. Model 63-M-HD (shown on page 9) Item Part Model Weight Number Number Number Description lbs. (kg) 0000 Switch.0 (0.5) 000 -M Switch w/manual reset.0 (0.5) 3 34300 SA63-5 Bellows assembly.5 (7.3) 4 30500 CO- Gasket 0. (.05) 5 343400 SA63-30 Float.0 (0.5) 6 30600 CO- Head gasket 0. (.05) 7 30900 CO-06 Cam 0. (.05) 8

Low Water Cut-Offs Float Type For Hot Water Boilers Series 63 (continued) Low Water Cut-Offs 7 3 5 4 6 9

Low Water Cut-Offs Float Type For Hot Water Boilers Series 64 Low Water Cut-Offs Series 64 Model 64-A Replacement Head Mechanisms For Repl. Head Part Weight Series Model No. Number Description lbs. (kg) 64 64-HD 44400 Head mechanism 4.0 (.8) 64-A Head mechanisms include a gasket and bolts. (shown on page ) Item Part Model Weight Number Number Number Description lbs. (kg) Model 64-HD 343600 SA64-30 Float assembly.0 (0.5) 30600 CO- Head gasket 0. (.05) 3 343500 SA64- Bellows assembly 0.3 (.4) (includes item ) 4 38800 67- Gasket 0. (.05) 5 30900 Switch 0.5 (.3) 6 3095 -M No. w/manual reset 0.5 (.3) 7 30900 -MV No. for Millivolt service 0.5 (.3) 8* 33800 MA-59 Quick hook-up fittings 4.5 (.0) (includes item 8, 9, 0) 9* 35800 SA59-4 Upper quick hook-up.7 (.77) 0* 349500 SA59-4 Lower quick hook-up.7 (.77) * 349400 SA59-7 Black Y assembly.3 (.0) *Available for 64-A models only 0

Low Water Cut-Offs Float Type For Hot Water Boilers Series 64 (continued) Low Water Cut-Offs 8 9 3 5 6 7 0 4

Low Water Cut-Offs Float Type For Hot Water Boilers Series 764 Low Water Cut-Offs Series 764 Replacement Head Mechanisms For Repl. Head Part Weight Series Model No. Number Description lbs. (kg) 764 64-HD 44400 Head mechanism 4.0 (.8) Head mechanisms include a gasket and bolts. Model 64-HD (shown on page 3) Item Part Model Weight Number Number Number Description lbs. (kg) 343600 SA64-30 Float assembly.0 (0.5) 30600 CO- Head gasket 0. (.05) 3 343500 SA64- Bellows assembly 0.3 (.4) (includes item ) 4 38800 67- Gasket 0. (.05) 5 30900 Switch 0.5 (.3) 6 3095 -M No. w/manual reset 0.5 (.3) 7 30900 -MV No. for Millivolt service 0.5 (.3)

Low Water Cut-Offs Float Type For Hot Water Boilers Series 764 (continued) Low Water Cut-Offs 3 5 6 7 4 3

Low Water Cut-Offs Float Type For Steam Boilers Series 67 Low Water Cut-Offs Series 67 Model 67-LQHU (without quick hook-up fittings) Replacement Head Mechanisms For Repl. Head Part Weight Model Model No. Number Description lbs. (kg) 67 67-LQHU 6667 5385 Head mechanism.5 (0.7) 67-G 6667MV 53850 6667 for Millivolt.5 (0.7) service Model 6667 (shown on page 5) Item Part Model Weight Number Number Number Description lbs. (kg) 34400 SA66-35 Upper tube assembly.0 (0.5) Model 6667MV 334600 MA559 Quick hook-up fittings.5 (.) 3 38800 67- Gasket 0. (.05) 4 34400 SA67- Float and bellows assembly.0 (0.5) 5 30900 Switch 0.5 (.3) 6 3095 -M Switch w/manual reset 0.5 (.3) 7 30900 -MV No. for Millivolt service 0.5 (.3) 8 30447 4-B Blow-down valve 0.5 (.3) 9 3300 37-39 Blow-down valve gasket 0. (.05) 4

Low Water Cut-Offs Float Type For Steam Boilers Series 67 (continued) Low Water Cut-Offs Model 6667 4 5 6 7 3 9 8 5

Low Water Cut-Offs Float Type For Steam Boilers Series 767 Low Water Cut-Offs Series 767 Replacement Head Mechanisms For Repl. Head Part Weight Model Model No. Number Description lbs. (kg) 767 6667 5385 Head mechanism.5 (0.7) Model 6667 (shown on page 7) Item Part Model Weight Number Number Number Description lbs. (kg) 38800 67- Gasket 0. (.05) 34400 SA67- Float and bellows assembly.0 (0.5) 3 30900 Switch 0.5 (.3) 4 3095 -M Switch w/manual reset 0.5 (.3) 5 30900 -MV No. w/millivolt service 0.5 (.3) 6 30447 4-B Blow-down valve 0.5 (.3) 7 3300 36-39 Blow-down valve gasket 0. (.05) 6

Low Water Cut-Offs Float Type For Steam Boilers Series 767 (continued) Low Water Cut-Offs Model 6667 3 4 5 7 6 7

Low Water Cut-Offs Float Type For Steam Boilers Series 69 Low Water Cut-Offs Replacement Head Mechanisms For Repl. Head Part Weight Model Model No. Number Description lbs. (kg) 69 69-J Series 69 69 69 6667 5385 Head mechanism.5 (0.7) 369 469 569 69-MV-P 6667-MV 53850 6667 w/millivolt service.5 (0.7) Model 6667 Item Part Model Weight Number Number Number Description lbs. (kg) 344300 SA69-04 Shield assembly 0.5 (.3) 30500 69- Gasket 0. (.05) 3 3886 69-3 O-ring.0 (.004) 4 3887 69-4 O-ring.0 (.004) 5 38800 67- Gasket 0. (.05) Model 6667MV 6 30900 Switch 0.5 (.3) 7 3095 -M Switch w/manual Reset 0.5 (.3) 8 30900 -MV Switch for Millivolt Service 0.5 (.3) 9 34400 SA67- Float & Bellows Assembly 0. (.05) 3 4 9 8 6 7 5 8

Low Water Cut-Offs Float Type For Steam Boilers Series 70 Low Water Cut-Offs Replacement Head Mechanisms For Repl. Head Part Weight Model Model No. Number Description lbs. (kg) 70 6667 5385 Head mechanism.5 (0.7) Series 70 Model 70-B Item Part Model Weight Number Number Number Description lbs. (kg) 30447 4-B Blow-down valve.5 (0.7) 3300 37-39 Gasket 0. (.05) Model 6667 3 3000 68- Gasket 0. (.05) 4 38800 67- Gasket 0. (.05) 5 30900 Switch 0.5 (.3) 6 3095 -M Switch w/manual Reset 0.5 (.3) 7 30900 -MV Switch for Millivolt Service 0.5 (.3) 8 34400 SA67- Float & Bellows Assembly 0. (.05) 9 5385 6667 Head Mechanism.5 (0.7) 0 53850 6667MV Head Mechanism (Millivolt).5 (0.7) 9 0 8 5 6 7 3 4 9

Combination Low Water Cut-Off/Pump Controllers For Steam Boilers Series 4 Low Water Cut-Off/Pump Controllers Series 4 Model 4-A Replacement Head Mechanisms For Repl. Head Part Weight Model Model No. Number Description lbs. (kg) 4 4-A 4-HD 9500 Head mechanism 7.5 (3.4) Model 4-HD (shown on page ) Item Part Model Weight Number Number Number Description lbs. (kg) 348300 SA50-5 Switch, wire 0.3 (.4) 34300 SA4-5 Switch, wire 0.3 (.4) 3 30600 CO- Head gasket 0. (.05) 4* 38300 MA-59 Quick hook-up fittings 6.0 (.7) (includes items 5, 6, 7) 5* 35800 SA59-4 Upper quick hook-up fittings.7 (.77) 6* 349500 SA59-4 Lower quick hook-up fittings.7 (.77) 7* 349400 SA59-7 Black Y assembly 3.0 (.4) * Available for 4-A models only. 0

Combination Low Water Cut-Off/Pump Controllers For Steam Boilers Series 4 (continued) Low Water Cut-Off/Pump Controllers 5 7 4 6 3

Combination Low Water Cut-Off/Pump Controllers For Steam Boilers Series 4S Low Water Cut-Off/Pump Controllers Replacement Head Mechanisms Series 4S For Repl. Head Part Weight Model Model No. Number Description lbs. (kg) Model 4S-A 4S 4S-HD 950 Head mechanism 7.5 (3.4) Head mechanisms include a gasket and bolts. (shown on page 3) Item Part Model Weight Number Number Number Description lbs. (kg) Model 4S-HD 30600 CO- Head gasket 0. (.05) * 38300 MA-59 Quick hook-up fittings 6.0 (.7) (includes items 4, 5, 6) 3* 35800 SA59-4 Upper quick hook-up fittings.7 (.77) 4* 349500 SA59-4 Lower quick hook-up fittings.7 (.77) 5* 349400 SA59-7 Black Y assembly 3.0 (.4) * Available for 4S-A models only. Replacement Switch Information IMPORTANT: Snap switches must be replaced as an assembly. We recommend complete head replacement to eliminate the need for field replacement of the switch assembly. Series 4 & 4S Replacement Switch Assemblies are not interchangeable and must be selected and ordered for the specific control model(s) on which they will be installed. Replacement Switch Assemblies For Series 4S For Repl. Switch Part Weight Model Model No. Number Description lbs. (kg) 4S SWA-4S 30488 Snap-action 0.5 (.3) switch assembly Model SWA-4S

Combination Low Water Cut-Off/Pump Controllers For Steam Boilers Series 4S (continued) Low Water Cut-Off/Pump Controllers 3 5 4 3

Combination Low Water Cut-Off/Pump Controllers For Steam Boilers Series 93 & 93 Low Water Cut-Off/Pump Controllers Replacement Head Mechanisms For Repl. Head Weight Model Model No. Description lbs. (kg) 93, 93 93-HD Head mechanism 6 (7.5) 93-7B-HD Head mechanism with 7B switch 6 (7.5) 93-M-HD Head mechanism, manual reset 6 (7.5) 93-7B-M-HD Head mechanism with 7B switch, 6 (7.5) manual reset (shown on page 5) Item Part Model Weight Number Number Number Description lbs. (kg) Series 93-HD 640 93-HDLS Head w/o switch 5.0 (6.8) 345700 SA9-60 Float (includes item 3) 0.7 (.3) 3 35400 50-4 Gasket 0. (.05) 4 0300 5 Electric switch 3.5 (.6) 5 0400 5-M No. 5 w/manual reset 3.5 (.6) 6 0800 7B Electric switch/ 4.0 (.8) proportioning control Series 93 7 0900 7B-M No. 7B w/manual reset 4.0 (.8) #5 Switch 344800 SA9-30B Burner Switch 0. (.05) Contact Assembly (Red dot on terminal panel) (Includes A terminal panel) 345000 SA9-30P Pump Switch 0. (.05) Contact Assembly (Blue dot on terminal panel) (Includes A terminal panel) #7B Switch 344800 SA9-30B Burner Switch 0. (.05) Contact Assembly (Red dot on terminal panel) (Includes A terminal panel) 309000 7B-R Resistor/Slide 0. (.05) Wire Assembly 3 34550 SA7-30 Terminal Panel 0.5 (.3) Series 93 4

Combination Low Water Cut-Off/ Pump Controllers For Steam Boilers Series 93 & 93 (continued) Low Water Cut-Off/Pump Controllers 4 5 6 7 A 3 3 7B Switch A A 5 Switch 5

Combination Low Water Cut-Off/Pump Controllers For Steam Boilers Series 94 & 94 Low Water Cut-Off/Pump Controllers Replacement Head Mechanisms For Repl. Head Weight Model Model No. Description lbs. (kg) 94, 94 94-HD Head mechanism (9.5) 94-M-HD Head mechanism, manual reset (9.5) 94-7B-HD Head mechanism with 7B switch (9.5) 94-7B-M-HD Head mechanism with 7B switch, (9.5) manual reset Series 94-HD (shown on page 7) Item Part Model Weight Number Number Number Description lbs. (kg) 6530 94-HDLS Head w/o switch 5.0 (6.8) 345700 SA9-60 Float (includes item 3) 0.7 (.3) 3 33300 9-68 Gasket 0. (.05) 4 0300 5 Electric switch 3.5 (.6) 5 0400 5-M No. 5 w/manual reset 3.5 (.6) Series 94 6 0800 7B Electric switch/ 4.0 (.8) proportioning control 7 0900 7B-M No. 7B w/manual reset 4.0 (.8) #5 Switch 344800 SA9-30B Burner Switch 0. (.05) Contact Assembly (Red dot on terminal panel) (Includes A terminal panel) 345000 SA9-30P Pump Switch 0. (.05) Contact Assembly (Blue dot on terminal panel) (Includes A terminal panel) #7B Switch 344800 SA9-30B Burner Switch 0. (.05) Contact Assembly (Red dot on terminal panel) (Includes A terminal panel) 309000 7B-R Resistor/Slide 0. (.05) Wire Assembly 3 34550 SA7-30 Terminal Panel 0.5 (.3) Series 94 6

Combination Low Water Cut-Off/ Pump Controllers For Steam Boilers Series 94 & 94 (continued) Low Water Cut-Off/Pump Controllers 4 5 6 7 A 3 3 7B Switch A A 5 Switch 7

Low Water Cut-Offs Float Type For Steam Boilers Series 50 & 57 Low Water Cut-Offs Consider our new Mercury Free Series 50S Replacement Head Mechanisms for an environmentally friendly alternative Series 50 Series 57 Replacement Head Mechanisms For Series 50 and 57 For Repl. Head Part Weight Series Model No. Number Description lbs. (kg) 50 57 50-HD 73000 Head mechanism w/ mercury switch 0.5 (4.8) or 50S-HD 73003 Head mechanism w/ snap switch.0 (5.4) or 50-M-HD 7300 50-HD w/manual reset.0 (5.4) or 50S-M-HD 7303 50S-HD w/manual reset.0 (5.0) Model 57-RB-P 50-MD-HD 7300 50-HD w/maximum differential.0 (5.0) or 50S-MD-HD 7303 50S-HD w/maximum differential.0 (5.0) 50 (MD) or 57 (MD) 50-M-MD-HD 73300 50-HD w/manual reset and.0 (5.0) 57-RB-P maximum differential or 50S-M-MD-HD 7330 50S-HD w/manual reset and.0 (5.0) maximum differential 58-HD 78600 Head mechanism w/mercury switch.5 (5.7) or 58S-HD 7860 Head mechanism w/snap switch.5 (5.7) 58 or 58-M-HD 78700 58-HD w/manual reset.5 (5.7) or 58S-M-HD 7870 58S-HD w/manual reset.5 (5.7) Series 50-HD 59-HD 78900 Head mechanism w/mercury switch.0 (5.4) 59 or 59S-HD 7890 Head mechanism w/snap switch.0 (5.4) Head mechanisms have a raised face flange and include a gasket and bolts. (S) in model number indicates snap switch. 8

Low Water Cut-Offs Float Type For Steam Boilers Series 50 & 57 (continued) Low Water Cut-Offs Item Part Model Weight Number Number Number Description lbs. (kg) Series 50 Head Gasket and Casting 348300 SA50-5 Mercury switch, wire 0.3 (.4) 34800 SA50-4 Mercury switch, 3 wire.4 (.06) 3 34800 SA50M-4 Mercury switch, 3 wire 0.3 (.4) (manual reset) 4 347900 SA50-06R Bellows assembly 0.4 (.8) 5 347600 SA50- Float & rod.0 (0.5) 6 35500 50-4H Head gasket 0.5 (.3) (for raised face head flange, 8 holes) 7 35406 EA-57-S Short electrode for 57-RBP 0.5 (.3) 8 35407 EA-57-L Long electrode for 57-RBP 0.5 (.3) 9 7950 PCH-G-A- Probe level control.7 (.) 0 348900 SA50M-436 Cover for mercury switch,.435 (.9) manual reset only 36950 SA50-436 Cover for all other models.435 (.9) RAISED FLANGE GASKET CATALOGUE NO. 50-4H P.N. 35500 This new gasket, specifically designed for the Raised Flange Heads, may be used. FLAT FLANGE GASKET CATALOGUE NO. 50-4 P.N. 35400 RAISED FLANGE FLAT FLANGE This gasket must be used on the Flat Flange Heads. 0 3 8 7 4 9 5 Model PCH-G-A- Probe Type Low Water Cut-off 6 Series 50 & 57 Model 57-RBP Model PCH-G-A- 9

Low Water Cut-Off/Pump Controllers Series 50S & 57S Low Water Cut-Off/Pump Controllers with MERCURY FREE Snap-Action Switches Series 50S Series 57S Model 57S-RB-P Replacement Head Mechanisms For Series 50, 50S, 57, 57S For Repl. Head Part Weight Model Model No. Number Description lbs. (kg) 50 50S-HD 73003 Head mechanism.0 (5.0) or 50S 50S-M-HD 7303 50S-HD w/manual reset.0 (5.0) 57 57S Series 50S-HD 50 (MD) 50S (MD) 57 (MD) 50S-MD-HD 7303 50S-HD w/maximum differential.0(5.0) 57S (MD) 50S-M-MD-HD 7330 50S-HD w/manual reset and.0(5.0) 57-RB-P maximum differential 57S-RB-P 58 58S-HD 7860 Head mechanism.5 (5.7) or 58S 58S-M-HD 7870 58-S-HD w/manual reset.5 (5.7) 59 59S 59S-HD 7890 Head mechanism.0 (5.7) 30 Head mechanisms include a gasket and bolts. (S) in model number indicates snap switch.

Low Water Cut-Off/Pump Controllers Series 50S & 57S (continued) Low Water Cut-Off/Pump Controllers IMPORTANT: Snap switches must be replaced as an assembly. We recommend complete head replacement to eliminate the need for field adjustment of the switch assembly. Series 50S and 57S Replacement Switch Assemblies are not interchangeable with Series 50 and 57 mercury switch controls. Model SWA-50S Model SWA-50S-MD Replacement Switch Assemblies For Series 50S and 57S For Repl. Switch Part Weight Model Model No. Number Description lbs. (kg) 50S 50S-B 57S SWA-50S 3046 Snap-action 0.5 (.3) 57S-A switch assembly 57S-P 57S-R 57S-RL 50S-B-M 50S-BM-MD 50S-M-MD 50S-M 57S-A-M 57S-M 57S-M-MD 57S-M-RB-P-MD SWA-50S-M 30463 Snap-action 0.5 (.3) 57S-RB-M switch assembly 57S-RL-M w/manual reset 57S-R-M 50S-B-MD 50S-MD 57S-MD 57S-P-MD SWA-50S-MD 30464 Snap-action 0.5 (.3) 57S-R-MD switch assembly 57S-RB-MD for maximum 57S-RB-P-MD differential models 57S-RD-MD 57S-RLS-MD 58S SWA-58S 30468 Snap-action 0.5 (.3) switch assembly for Model 58S 58S-M SWA-58S-M 30469 SWA-58S 0.5 (.3) with manual reset Model SWA-50S-M Model SWA-58S Model SWA-58S-M Model SWA-59S 59S SWA-59S 30470 Snap-action 0.5 (.3) switch assembly Switch assemblies include a mounting bracket and color-coded terminal connection wires. 3

Low Water Cut-Off/ Pump Controllers Series 50S & 57S (continued) Low Water Cut-Off/Pump Controllers Item Part Model Weight Number Number Number Description lbs. (kg) Series 50 Head Gasket and Casting 347900 SA50-06R Bellows assembly 0.4 (.8) 347600 SA50- Float & rod.0 (0.5) 3 35500 50-4H Head gasket for raised 0.5 (.3) face flange head, 8 holes 4 35406 EA-57-S Short electrode for 57S-RBP 0.5 (.3) 5 35407 EA-57-L Long electrode for 57S-RBP 0.5 (.3) 6 7950 PCH-G-A- Probe level control.7 (.) RAISED FLANGE GASKET CATALOGUE NO. 50-4H P.N. 35500 RAISED FLANGE This new gasket, specifically designed for the Raised Flange Heads, may be used. 7 36950 50-436 Cover.435 (.9) FLAT FLANGE GASKET CATALOGUE NO. 50-4 P.N. 35400 FLAT FLANGE This gasket must be used on the Flat Flange Heads. 3

Low Water Cut-Off/ Pump Controllers Series 50S & 57S (continued) Low Water Cut-Off/Pump Controllers 7 Refer to page 3 for Switch Assemblies 5 4 3 Series 50S Model 57S-RBP 6 Model PCH-G-A- Probe Type Low Water Cut-off Model PCH-G-A- 33

Low Water Cut-Offs Probe Type For Steam Boilers Series 50E & 57E Low Water Cut-Offs Replacement Head Mechanisms Series 50E For Repl. Head Part Weight Model Model No. Number Description lbs. (kg) 50E 7640 50E-HD Head, automatic reset 7.45 ( 3.48) 57E Series 57E Item Part Model Weight Number Number Number Description lbs. (kg) Series 57E-HD 3049 50E-PF Flange/Probe assembly 5.38 (.5) 30490 50E-CU Control unit, automatic reset.07 (.96) Series 50E and 57E 34

Water Feeders Electric Series WF Uni-Match Electric Water Feeders Item Part Model Weight Number Number Number Description lbs. (kg) Uni-Match 30473 STR-WF Strainer/orifice kit 0. (.05) 35

Water Feeders Electric Series 0-A Electric Water Feeders Item Part Model Weight Number Number Number Description lbs. (kg) Series 0-A 30453 CTRD-0 Cartridge & strainer kit 0.8 (.36) 34435 37-0 Tetraseal O-ring 0. (.05) 3 3400 0-4V-48 Transformer (4V) 3.5 (.6) 4 34700 SA-0-38 Strainer (includes item ) 0.7 (.3) 3 4 Round Port Pilot Action Style Before August 995 Hex Port Cartridge Style After August 995 36

Water Feeders Make-Up Series Make-Up Water Feeders Item Part Model Weight Number Number Number Description lbs. (kg) 300-30 Float.7 (.77) 335400 847-6 Gasket 0. (.05) 3 300-7 Gasket 0. (.05) Series 4 30800 - Gasket 0. (.05) 5 339500 SA-6 Valve assembly 3.0 (.4) (includes items, 3, 4 & 6) 6 3900 37-8 Gasket 0. (.05) 7 34300 SA5-9R Strainer assembly 3.0 (.4) 8 339700 SA-38R Strainer basket.0 (0.5) 9 34435 37-0 Tetraseal O-ring 0. (.05) 0 3400-09 Connector 0. (.05) 0 3 4 5 6 9 7 8 37

Water Feeders Make-Up Series 5-A Make-Up Water Feeders Series 5-A Replacement Head Mechanisms For Repl. Head Part Weight Series Model No. Number Description lbs. (kg) 5-A 5A-HD 700 Head mechanism 0 (9.) Model 5-A-HD (shown on page 39) Item Part Model Weight Number Number Number Description lbs. (kg) 30400 F-6 Gasket 0. (.05) 33400 4-30 Float.5 (0.7) 3 340400 SA7T-75 Diaphragm seal assembly 0. (.05) (includes item ) 4 339800 SA5-5 Arm assembly 0. (.05) 5 300-7 Gasket 0. (.05) 6 3900 37-8 Gasket 0. (.05) 7 34300 SA5-9R Strainer assembly 3.0 (.4) (includes item 7) 8 34435 37-0 Tetraseal O-ring 0. (.05) 9 339700 SA-38R Strainer basket.0 (0.5) 0 339900 SA5A-6 Valve assembly 3.0 (.4) 340000 SA5A-5 Stem & disc assembly 0.3 (.4) ` (includes item 7) 3900 7T-9 Float Rod 0. (.05) 38

Water Feeders Make-Up Series 5-A (continued) Make-Up Water Feeders 4 5 3 6 0 8 7 9 39

Water Feeders Make-Up Series Make-Up Water Feeders Item Part Model Weight Number Number Number Description lbs. (kg) 300-30 Float.7 (.77) 30400 F-6 Gasket 0. (.05) 3 300-7 Gasket 0. (.05) Series 4 30800 - Gasket 0. (.05) 5 339500 SA-6 Valve assembly 3.0 (.4) (includes,3,4,6) 6 3900 37-8 Gasket 0. (.05) 7 34300 SA5-9R Strainer assembly 3.0 (.4) 8 339700 SA-38R Strainer basket.0 (0.5) 9 34435 37-0 Tetraseal O-ring 0. (.05) 0 3400-09 Connector 0. (.05) 0 3 4 5 6 7 8 9 40

Water Feeders Make-Up Series 55-S Make-Up Water Feeders Replacement Head Mechanisms For Repl. Head Part Weight Series Model No. Number Description lbs. (kg) 55-S 55S-HD 36600 Head mechanism 5.7 (.7) Item Part Model Weight Number Number Number Description lbs. (kg) Series 55-S * 30480 FLT-5 Float (includes item ).5 (.) 30400 F-6 Gasket 0. (.05) 3* 30484 BA-55 Bellows bracket assembly.5 (0.7) 4 3800 37-7 Gasket 0. (.05) 5** 35600 SA55S-0-0 Valve & strainer kit 4.0 (.8) 6 34435 37-0 Tetraseal o-ring 0. (.05) Series 55-S-HD 7 34700 SA0-38 Strainer basket 0.7 (.3) (includes item 6 and bolts) 8 3045 CTRD-5 Cartridge kit 0.8 (.36) Bellows Bracket Assembly for Series 5, 5S, 53, 355, and 55S 4 4 April 999 or Before 3 Round Boss Pilot Action Style Pre August 995 Hex Boss Cartridge Style After August 995 ** Units manufactured prior to August 995 have a round port pilot valve and a strainer assembly. These valve and strainer assemblies can be replaced with the current hex port cartridge valve and strainer assembly. 5 8 7 6 May 999 and After *One time float and bellows replacement is required when replacing bellows or float assemblies with date codes before May 999. 4

Water Feeders Make-Up Series 847 Make-Up Water Feeders Item Part Model Weight Number Number Number Description lbs. (kg) 33600 37A-30 Float (includes item ).0 (0.9) 335400 847-6 Gasket 0. (.05) 3 35800 SA847-4 Bellows bracket assembly.5 (0.7) (includes item and 4) Series 847 4 3800 37-7 Gasket 0. (.05) 5* 34600 SA47-0-0 Valve & strainer kit 3.0 (.4) 6 34435 37-0 Tetraseal O-ring 0. (.05) 7 34700 SA0-38 Strainer basket 0.7 (.3) (includes item 6 and bolts) 8 30453 CTRD-0 Cartridge & strainer kit 0.8 (.36) 9 0000 Switch.0 (0.5) 4 4 9 3 6 Round Boss Pilot Action Style Pre August 995 Hex Boss Cartridge Style After August 995 * Units manufactured prior to August 995 have a round port pilot valve and a strainer assembly. These valve and strainer assemblies can be replaced with the current hex port cartridge valve and strainer assembly. 8 7 5 4

Water Feeders Make-Up Series 85 Make-Up Water Feeders Item Part Model Weight Number Number Number Description lbs. (kg) 33600 37A-30 Float (includes item ).0 (0.9) 335400 847-6 Gasket 0. (.05) 3 3595 SA85-4 Bellows bracket assembly.5 (0.7) Series 85 4 3800 37-7 Gasket 0. (.05) 5* 34500 SA5-0-0 Valve & strainer kit 3.0 (.4) 6 34435 37-0 Tetraseal O-ring 0. (.05) 7 34700 SA0-38 Strainer basket 0.7 (.3) (includes item 6 and bolts) 8 3045 CTRD-5 Cartridge & strainer kit 0.8 (.36) 9 335700 85-05 Float rod 0.3 (.4) 0 0000 Switch.0 (.05) 9 4 4 0 3 Round Boss Pilot Action Style Pre August 995 Hex Boss Cartridge Style After August 995 8 6 7 5 * Units manufactured prior to August 995 have a round port pilot valve and a strainer assembly. These valve and strainer assemblies can be replaced with the current hex port cartridge valve and strainer assembly. 43

Water Feeders Make-Up Series 85-S Make-Up Water Feeders Item Part Model Weight Number Number Number Description lbs. (kg) 33600 37A-30 Float (includes item ).0 (.9) 335400 847-6 Gasket 0. (.05) 3 3595 SA85-4 Bellows bracket assembly.5 (.7) (includes item 4) Series 85-S 4 3800 37-7 Gasket 0. (.05) 5 3400 SA5S-6 Valve assembly 3.0 (.4) 6 3600 5S-4 Valve seat 0. (.05) 7 3900 37-8 Gasket 0. (.05) 8 34435 37-0 Tetraseal O-ring 0. (.05) 9 340700 SA37-38 Strainer basket 0.7 (.3) (includes item 8 and bolts) 0 3400 SA5-9 Strainer assembly 3.0 (.4) 335750 85S-05 Float rod 0.3 (.4) 0000 Switch.0 (0.5) 4 4 3 5 6 7 0 8 9 44

Water Feeders Make-Up Series 355 Make-Up Water Feeders Replacement Head Mechanisms For Repl. Head Part Weight Series Model No. Number Description lbs. (kg) 355 355-HD 37800 Head mechanism 5.7 (.7) Item Part Model Weight Number Number Number Description lbs. (kg) Series 355 * 30480 FLT-5 Float (includes item ).5 (.) 30400 F-6 Gasket 0. (.05) 3* 30485 BA-355 Bellows assembly.5 (.7) (includes item 4) 4 3800 37-7 Gasket 0. (.05) 5 333800 355-73 Gasket 0. (.05) Model 355-HD 6 333600 355-6 Gasket 0. (.05) 7 3900 37-8 Gasket 0. (.05) 8 35355 SA355-6 Valve assembly 3.0 (.4) 5 4 Bellows Bracket Assembly for Series 5, 5S, 53, 355, and 55S 3 8 6 April 999 or Before May 999 and After 7 *One time float and bellows replacement is required when replacing bellows or float assemblies with date codes before May 999. 45

Combination Mechanical Water Feeder/ Low Water Cut-Offs Series 47/47- Mechanical Water Feeder/Low Water Cut-Offs (shown on page 47) Item Part Model Weight Number Number Number Description lbs. (kg) 30453 CTRD-0 Cartridge and strainer kit.35 (.6) Series 47 * 34600 SA47-0-0 Valve, cartridge & strainer 3.0 (.4) assembly kit 3 34435 37-0 Tetraseal o-ring 0. (.05) 4 34700 SA0-38 Strainer for hex port valves 0. (.09) (includes item 3 and bolts) 5 34500 SA47-4 Bellows and bracket assembly.5 (0.7) (includes item 5) 6 3800 37-7 Gasket 0. (.05) 7 30900 CO-06 Cam assembly 0. (.05) 8 0000 Switch.0 (0.5) 9 000 -M Switch with manual reset.0 (0.5) 0 33800 MA-59 Quick hook-up fittings 4.5 (.0) (includes item,, 3) 349400 SA59-7 Black Y assembly.3 (.0) 35800 SA59-4 Upper quick hook-up fittings.7 (.77) 3 349500 SA59-4 Lower quick hook-up fittings.7 (.77) 4 340600 SA37-30 Float assembly.0 (0.9) 5 3700 37-6 Gasket 0. (.05) 6 30447 4-B Blow-down valve.5 (0.7) (includes item 7) 7 3300 37-39 Blow-down valve gasket.0 (0.5) Series 47- Round Port Pilot Action Style Before August 995 Hex Port Cartridge Style After August 995 * Units manufactured prior to August 995 have a round port pilot valve and a strainer assembly. These valve and strainer assemblies can be replaced with the current hex port cartridge valve and strainer assembly. 46

Combination Mechanical Water Feeder/ Low Water Cut-Offs Series 47/47- (continued) Mechanical Water Feeder/Low Water Cut-Offs 7 8 9 0 6 6 3 5 4 5 3 4 7 6 47

Combination Mechanical Water Feeder/ Low Water Cut-Offs Series 47/47- Mechanical Water Feeder/Low Water Cut-Offs (shown on page 49) Item Part Model Weight Number Number Number Description lbs. (kg) 30453 CTRD-0 Cartridge & strainer kit.35 (.6) * 34600 SA47-0-0 Valve, cartridge & strainer 3.0 (.4) assembly kit 3 34435 37-0 Tetraseal o-ring 0. (.05) 4 34700 SA0-38 Strainer for hex port valves 0. (.09) (includes item 3 and bolts) 5 34900 SA47-04 Bellows & bracket assembly.5 (0.7) (includes item ) 6 3800 37-7 Gasket 0. (.05) 7 30900 CO-06 Cam assembly 0. (.05) 8 0000 Switch.0 (0.5) 9 000 -M Switch w/manual reset.0 (0.5) 0 340600 SA37-30 Float assembly.0 (0.9) (includes item ) 3700 37-6 Gasket 0. (.05) Series 47 Series 47- Round Boss Pilot Action Style Pre August 995 Hex Boss Cartridge Style After August 995 * Units manufactured prior to August 995 have a round port pilot valve and a strainer assembly. These valve and strainer assemblies can be replaced with the current hex port cartridge valve and strainer assembly. 48

Combination Mechanical Water Feeder/ Low Water Cut-Offs Series 47/47- (continued) Mechanical Water Feeder/Low Water Cut-Offs 8 9 7 6 6 0 5 3 4 49

Combination Mechanical Water Feeder/ Low Water Cut-Offs Series 5/5- Water Feeder/Low Water Cut-Offs Series 5 Replacement Head Mechanisms For Repl. Head Part Weight Series Model No. Number Description lbs. (kg) 5--HD 3500 Head mechanism w/ No. switch 8.3 (8.3) 5- or 5-M-HD 35300 5--HD w/manual reset 6.0 (.8) Series 5- (shown on page 5) Item Part Model 0000 Low water cut-off switch.0 (0.5) Model 5--HD 000 -M No. w/manual reset.0 (0.5) 3* 30480 FLT-5 Float.5 (.) 4 30400 F-6 Gasket 0. (.05) 5 3800 37-7 Gasket 0. (.05) 6 30900 CO-06 Cam assembly 0. (.05) 7* 3048 BA-5 Bellows bracket assembly.5 (0.7) (includes item 4) 8** 34500 SA5-0-0 Valve & strainer kit 3.0 (.4) 9 3045 CTRD-5 Cartridge & strainer kit 0.8 (.36) 0 34435 37-0 Tetraseal O-ring 0. (.05) 34700 SA0-38 Strainer basket 0.7 (.3) (includes item 0 and bolts) 50

Combination Mechanical Water Feeder/ Low Water Cut-Offs Series 5/5- (continued) Water Feeder/Low Water Cut-Offs 4 6 5 5 7 3 8 0 Round Boss Pilot Action Style Pre August 995 Hex Boss Cartridge Style After August 995 9 ** Units manufactured prior to August 995 have a round port pilot valve and a strainer assembly. These valve and strainer assemblies can be replaced with the current hex port cartridge valve and strainer assembly. Bellows Bracket Assembly for Series 5, 5S, 53, 355, and 55S April 999 or Before May 999 and After *One time float and bellows replacement is required when replacing bellows or float assemblies with date codes before May 999. 5

Combination Mechanical Water Feeder/ Low Water Cut-Offs Series 5-S/5-S- Water Feeder/Low Water Cut-Offs Replacement Head Mechanisms For Repl. Head Part Weight Series Model No. Number Description lbs. (kg) 5-S--HD 3600 Head mechanism w/ No. switch 0.5 (9.3) 5-S or 5-S-M-HD 3650 5-S--HD w/manual reset.7 (9.8) Series 5-S (shown on page 53) Item Part Model Weight Number Number Number Description lbs. (kg) 0000 Low water cut-off switch.0 (0.5) 000 -M No. w/manual reset.0 (0.5) 3* 30480 FLT-5 Float.5 (.) 4 30400 F-6 Gasket 0. (.05) 5 3800 37-7 Gasket 0. (.05) 6 30900 CO-06 Cam assembly 0. (.05) 7* 3048 BA-5 Bellows bracket assembly.0. (0.7) (includes item 4) 8 3400 SA5S-6 Valve assembly 3.0 (.4) 9 3600 5S-4 Valve seat 0.8 (.36) 0 3400 SA5-9 Strainer assembly 0. (.05) 3900 37-8 Gasket 0. (.05) 34435 37-0 Tetraseal O-ring 0. (.05) 3 340700 SA37-38 Strainer basket 0.7 (.3) (includes item ) Series 5-S- Model 5-S--HD Model 5-S-M-HD 5

Combination Mechanical Water Feeder/ Low Water Cut-Offs Series 5-S/5-S- (continued) Water Feeder/Low Water Cut-Offs 3 6 5 7 4 8 9 Bellows Bracket Assembly for Series 5, 5S, 53, 355, and 55S 0 April 999 or Before May 999 and After 3 *One time float and bellows replacement is required when replacing bellows or float assemblies with date codes before May 999. 53

Combination Mechanical Water Feeder/ Low Water Cut-Offs Series 53/53- Water Feeder/Low Water Cut-Offs Series 53 Replacement Head Mechanisms For Repl. Head Part Weight Series Model No. Number Description lbs. (kg) 53--HD 37300 Head mechanism w/ No. switch 0.5 (9.3) 53 or 53-M-HD 3750 53--HD w/manual reset 0.5 (9.3) Series 53- (shown on page 55) Item Part Model Weight Number Number Number Description lbs. (kg) 0000 Low water cut-off switch.0 (0.5) Model 53--HD 000 -M No. w/manual reset.0 (0.5) 3 30300 F-6 Gasket 0. (.05) 4* 3048 FLT-53 Float 4.0 (.8) 5 30900 CO-06 Cam assembly 0. (.05) 6 3800 37-7 Gasket 0. (.05) 7* 30483 BA-53 Bellows bracket assembly.5 (0.7) (includes item 3) 8 34800 SA53-6 Valve assembly 3.0 (.4) Model 53-M-HD 9 3900 37-8 Gasket 0. (.05) 0 34435 37-0 Tetraseal O-ring 0. (.05) 340700 SA37-38 Strainer basket 0.7 (.3) 54

Combination Mechanical Water Feeder/ Low Water Cut-Offs Series 53/53- (continued) Water Feeder/Low Water Cut-Offs 3 5 6 6 7 4 8 9 Bellows Bracket Assembly for Series 5, 5S, 53, 355, and 55S 0 April 999 or Before May 999 and After *One time float and bellows replacement is required when replacing bellows or float assemblies with date codes before May 999. 55

Valves Series TC-4 Test-N-Check Valves Item Part Model Weight Number Number Number Description lbs. (kg) Series TC-4 Upper Valve 37354 TC-V Vacuum breaker w/gasket 0.3 (.4) 37350 TC-U Upper valve (includes item ).7 (.) 3 37353 TC-L Lower valve.7 (.) Series TC-4 Lower Valve 3 56

BOILER LIQUID LEVEL CONTROL CONTROL REPLACEMENT REPLACEMENT PARTS PARTS Probe Type Remote Sensors for Remote Sensors Series PCH & PCL Control Unit For Item Part Model Weight Model Number Number Number Description lbs. (kg) Series LPC-000 Control Unit RS--BR- 354370 GSKT-RS- Cover gasket 0.3 (.4) 35440 EA-RS Electrode 0.5 (.3) RS--LP 3 35408 PA-800 Probe 0.5 (.3) RS--BR- RS 3 RS 4 RS 5 4 35440 GSKT-RS- Cover gasket 0.3 (.4) 5 35440 EA-RS Electrode 0.5 (.3) Series LPC-000-W Control Unit 4 Remote Sensor Model RS--BR- LIQUID LEVEL CONTROLS 5 Remote Sensor Model RS--LP 3 Series RS Model RS--LP Model RS--BR- Remote Sensor Series RS 57

LIQUID LEVEL CONTROL REPLACEMENT PARTS Pneumatic Actuated Series PFC Liquid Level Controls Item Part Model Weight Number Number Number Description lbs. (kg) 3047 SWA-PFC-D Valve assembly-da.0 (0.9) 3047 SWA-PFC-R Valve assembly-ra.0 (0.9) 3 3544 G-PFC-S Supply gauge 0.3 (.4) Series PFC 4 3544 G-PFC-O Output gauge 0.3 (.4) 5 35430 FLT-PFC Float (includes item 6) 0.5 (.3) 6 35430 GSKT-PFC Gasket 0. (.09) LIQUID LEVEL CONTROLS 3 4 5 6 58

BOILER LIQUID LEVEL CONTROL CONTROL REPLACEMENT PARTS PARTS Float Actuated Series VFS Liquid Level Controls Item Part Model Weight Number Number Number Description lbs. (kg) 354380 GSKT-VFS- Cover gasket for vapor 0. (.09) proof models ( V designated) 35436 SWA-VFS SPDT switch module 0.5 (.3) Series VFS 3 35430 FLT-PFC Float 0.5 (.3) 4 35430 GSKT-PFC Gasket 0. (.09) LIQUID LEVEL CONTROLS 3 4 59

LIQUID LEVEL CONTROL REPLACEMENT PARTS Float Actuated For Fuel Oil Series E-8 Liquid Level Controls Series E-8 Replacement Head Mechanisms For Repl. Head Part Weight Series Model No. Number Description lbs. (kg) E-8 80-HD 5800 Head mechanism.5 (0.7) Model 80-HD LIQUID LEVEL CONTROLS Item Part Model Weight Number Number Number Description lbs. (kg) 3887 69-4 O-ring 0. (.05) 3886 69-3 O-ring 0. (.05) 60

LIQUID LEVEL CONTROL REPLACEMENT PARTS Float Actuated Series 7-W Liquid Level Controls Item Part Model Weight Number Number Number Description lbs. (kg) Series 7-W 33400 4-30 Float.5 (0.7) 300-7 Gasket 0. (.05) 3 34000 SA7W-6 Valve assembly 3.5 (.6) (includes item ) LIQUID LEVEL CONTROLS 3 6

LIQUID LEVEL CONTROL REPLACEMENT PARTS Float Actuated For Liquid Series 65 Liquid Level Controls Replacement Head Mechanisms For Repl. Head Part Weight Model Model No. Number Description lbs. (kg) 65-HD 46900 Head mechanism 9.3 (8.8) 65 or 65-R-HD 47000 65-HD w/reverse action 9.3 (8.8) Series 65 Item Part Model Weight Number Number Number Description lbs. (kg) 30600 CO- Gasket 0. (.05) 34300 SA60-30 Float (includes item ).0 (0.5) 3 343800 SA65-5 Direct action switch 0.3 (.4) Model 65-HD 4 344000 SA65-5 Reverse action switch 0.3 (.4) LIQUID LEVEL CONTROLS Model 65-R-HD 3 4 6

LIQUID LEVEL CONTROL REPLACEMENT PARTS Float Actuated For Fuel Oil Series 80 Liquid Level Controls Series 80 Replacement Head Mechanisms For Repl. Head Part Weight Series Model No. Number Description lbs. (kg) 80 80-HD 5800 Head mechanism.5 (0.7) Model 80-HD Item Part Model Weight Number Number Number Description lbs. (kg) 38800 67- Gasket 0. (.05) LIQUID LEVEL CONTROLS 63

LIQUID LEVEL CONTROL REPLACEMENT PARTS Float Actuated For Liquid Series 65 Liquid Level Controls Replacement Head Mechanisms For Repl. Head Part Weight Model Model No. Number Description lbs. (kg) 65-HD 4700 Head mechanism 9.3 (8.8) 65 or 65-R-HD 47350 65-HD w/reverse action 9.3 (8.8) Series 65 Item Part Model Weight Number Number Number Description lbs. (kg) 30600 CO- Gasket 0. (.05) 34300 SA60-30 Float (includes item ).0 (0.5) 3 343800 SA65-5 Direct action switch 0.3 (.4) Model 65-HD 4 344000 SA65-5 Reverse action switch 0.3 (.4) 5 39000 65G-39 Gasket 0. (.05) LIQUID LEVEL CONTROLS 5 Model 65-R-HD 3 4 64

FLOW SWITCH REPLACEMENT PARTS Flow Switches Liquid Series FS4-3 General Purpose Liquid Flow Switches For Item Part Model Weight Model Number Number Number Description lbs. (kg) All models 336800 FS4-5 Monel paddle kit 0. (.05) (except those below) 3045 FS4-5SS Stainless steel paddle kit 0. (.05) Series FS4-3 3 30500 FS4-33 SPDT switch 0.3 (.4) FS4-3RP 4 3360 FS4-5RP Monel paddle kit 0.08 (.36) FS4-3F 5 33680 FS4-5F Paddle kit 0. (.05) FS4-3D 6 3055 FS4-3D-7 SPDT switch 0.3 (.4) 7 304300 FS-7 SPDT switch (next to 0.3 (.4) adjustment screw) FLOW SWITCHES Note: Paddle kits include screws and washers. " " 3" 6" (5mm) (5mm) (76mm) 6 NORM NORM OPEN CLOSED NORM CLOSED COMMON OPEN COMMON NORM 7 (5mm) " 6" 3 (5mm) 4 FLOW (5mm) " " 5 (5mm) (5mm) Series FS4-3 Series FS4-3D Paddle Kits 65

FLOW SWITCH REPLACEMENT PARTS Flow Switches Liquid Series FS4-3T General Purpose Liquid Flow Switches Item Part Model Weight Number Number Number Description lbs. (kg) 30500 FS4-33 SPDT switch 0.3 (.4) 336900 FS4-3T-5 Paddle kit 0. (.05) (includes O-ring) Note: Paddle kits include screws and washers. Series FS4-3T FLOW SWITCHES FLOW " " /" (5mm) For Model FS4-3T FS4-3T FS4-3T3 (5mm) For Model FS4-3T3 (5mm) For Model FS4-3T 66

FLOW BOILERSWITCH CONTROL REPLACEMENT PARTS PARTS Flow Switches Liquid Series FS5 General Purpose Liquid Flow Switches Item Part Model Weight Number Number Number Description lbs. (kg) 304300 FS-7 Switch 0.3 (.4) Series FS5 FLOW SWITCHES Series FS5 67

FLOW SWITCH REPLACEMENT PARTS Series FS8-W General Purpose Liquid Flow Switches Item Part Model Weight Number Number Number Description lbs. (kg) 307400 GSKT-FS8W O-ring 0. (.05) 305800 FS-7 Switch 0.3 (.4) 3 336800 FS4-5 Monel Paddle kit 0. (.05) Series FS8-W 3 3045 FS4-5SS Stainless steel paddle kit 0. (.05) 4 3360 FS4-5RP Stainless steel paddle kit.08 (0.4) FLOW SWITCHES Note: Paddle kits include screws and washers. " " 3" 6" (5mm) (5mm) (76mm) 3 (5mm) " 6" (5mm) 4 (5mm) Series FS8-W Paddle Kits 68

FLOW BOILERSWITCH CONTROL REPLACEMENT PARTS PARTS Flow Switches Liquid Series FS & FS-W High Sensitivity Liquid Flow Switches Item Part Model Weight Number Number Number Description lbs. (kg) 3003 GSKT-FS/6W O-ring 0.3 (.4) 304300 FS-7 Switch 0. (.05) Series FS FLOW SWITCHES Series FS-W Series FS Series FS-W 69

FLOW SWITCH REPLACEMENT PARTS Flow Switches Liquid Series FS6 & FS6-W High Sensitivity Liquid Flow Switches Item Part Model Weight Number Number Number Description lbs. (kg) 3003 GSKT-FS/6W O-ring 0. (.05) 304300 FS-7 Switch 0.3 (.4) Series FS6 FLOW SWITCHES Series FS6-W Series FS6 Series FS6-W 70

FLOW BOILERSWITCH CONTROL REPLACEMENT PARTS PARTS Flow Switches Liquid Series FS7-4, FS7-4L & FS7-4S Industrial Liquid Flow Switches For Item Part Model Weight Series Number Number Number Description lbs. (kg) FS7-4 FS7-4S 307000 FS7-3 SPDT switch 0.3 (.4) FS7-4L Series FS7-4 FS7-4 337550 FS7S-4R-4 Paddle arm 0.5 (.3) FS7-4S FS7-4 3 306700 FS7-8 Bronze paddle kit 0. (.05) FS7-4S 4 306800 FS7-8S Stainless steel paddle kit 0. (.05) FLOW SWITCHES FS7-4L 5* 337900 FS7-8L Bronze paddle kit 0. (.05) FS7-4L 6* 337650 FS7-VL-4R-4 Paddle arm 0.5 (.3) Series FS7-4L Note: Paddle kits include screws and washers. * Available on L models only. 3 4 5 " 6" (5mm) 6 Series FS7-4, FS7-4L & FS7-4S (5mm) Series FS7-4 & FS7-4S Paddle Kit " (305mm) Series FS7-4L Paddle Kit 7

FLOW SWITCH REPLACEMENT PARTS Flow Switches Liquid Series FS7-4E & FS7-4W Industrial Liquid Flow Switches For Item Part Model Weight Series Number Number Number Description lbs. (kg) All models FS7-4E FS7-4W 307000 FS7-3 SPDT switch 0.3 (.4) 337550 FS7S-4R-4 Paddle arm 0.4 (.8) 3 306700 FS7-8 Bronze paddle kit 0. (.05) Series FS7-4E & FS7-4W FLOW SWITCHES FS7-4SE FS7-4SW FS7-4W FS7-4SW 4 306800 FS7-8S Stainless steel paddle kit 0. (.05) 5 30700 FS7-W-43 Gasket 0. (.05) Note: Paddle kits include screws and washers. 3 4 5 " 6" (5mm) (5mm) Series FS7-4E Series FS7-4W Paddle Kits 7

FLOW SWITCH REPLACEMENT PARTS Flow Switches Air Series AF Air Flow Switches Item Part Model Weight Number Number Number Description lbs. (kg) 307000 FS7-3 SPDT switch 0.3 (.4) 3000 AF- Gasket 0. (.05) 3 336000 AF- Paddle kit for model AF & AF-J 0. (.05) (includes item ) Series AF 4 336050 AF-S- Paddle kit for model AF-S 0. (.05) (includes item ) Note: Paddle kits include screws and washers. FLOW SWITCHES 3 4 73

FLOW SWITCH REPLACEMENT PARTS Flow Switches Air Series AFE- Air Flow Switches Item Part Model Weight Number Number Number Description lbs. (kg) 304300 FS-7 SPDT switch 0.3 (.4) 308300 AFE-- Paddle kit 0. (.05) (includes item 3) Series AFE- 3 3735 AFE-- Gasket 0. (.05) FLOW SWITCHES Note: Paddle kits include screws and washers. 3 74

FLOW SWITCH REPLACEMENT PARTS Flow Switches Air Series AF Air Flow Switches Item Part Model Weight Number Number Number Description lbs. (kg) 307000 FS7-3 SPDT switch 0.3 (.4) 3000 AF- Gasket 0. (.05) 3 30400 AF- Paddle kit 0. (.05) (includes item ) Series AF Note: Paddle kits include screws and washers. FLOW SWITCHES 3 75

FLOW SWITCH REPLACEMENT PARTS Flow Switches Air Series AF3 Air Flow Switches Item Part Model Weight Number Number Number Description lbs. (kg) 307000 FS7-3 SPDT switch 0.3 (.4) 3000 AF- Gasket 0. (.05) 3 30450 AF3- Paddle kit 0. (.05) (includes item ) Series AF3 Note: Paddle kits include screws and washers. FLOW SWITCHES 3 76

NOTES GENERAL INFORMATION 77

DISCONTINUED PARTS CROSS REFERENCE This list enables you to quickly determine which parts are no longer available. Suitable replacement parts/kits are listed. DISCONTINUED PARTS Part Number Catalog Number Description Replacement/Where to Find 0500 6 Switch Level 5 Switch 0600 6M Switch Level Man. Reset 5M Switch 5800 8A Make-Up Water Feeder Series 8 or 8LF 600 48 Make-Up Water Feeder Series 8 or 8LF 4465 900 Probe Level Control Series PS85-0 44635 900-C Probe Level Control Series PS85-0 44650 900-M Probe Level Control Series PS85-M-0 44660 90 Probe Level Control Series RB-0 44670 90-M Probe Level Control Series PS85-M-0 44680 90-M Probe Level Control Series PS85-M-0 53855 PS-80-4 Probe Control LWCO Series PS-80-4 53856 PS-80-U-4 Probe Control LWCO Series PS-80-U-4 53860 PS-80-M-4 Probe Control LWCO Series PS-80-M-4 5389 PS-85-4 Probe Control LWCO Series PS-85-4 5389 PS-85-M-4 Probe Control LWCO Series PS-85-M-4 5849 PS-80-RX-4 Probe Control LWCO Series PS-80-RX-4 6700 93-6 High Pressure Level Control Series 93 6750 93-6-HD Head Mechanism 93-HD 6600 94-6-HD Head Mechanism 94-HDLS and 5 Switch 8000 VFC-M-G Float Level Control Series VFS 800 VFC-A-G Float Level Control Series VFS 800 VFC-M-V Float Level Control Series VFS 8030 VFC-A-V Float Level Control Series VFS 8040 VFC-M-G Float Level Control Series VFS 8050 VFC-A-G Float Level Control Series VFS 8060 VFC-M-V Float Level Control Series VFS 8070 VFC-A-V Float Level Control Series VFS 8080 VFC-3M-G Float Level Control Series VFS 8090 VFC-3A-G Float Level Control Series VFS 8000 VFC-3M-V Float Level Control Series VFS 800 VFC-3A-V Float Level Control Series VFS 800 VFS-M-G Float Level Control Series VFS-V 8030 VFS-A-G Float Level Control Series VFS-V 8060 VFS-M-G Float Level Control Series VFS-V 8070 VFS-A-G Float Level Control Series VFS-V 80300 VFS-3M-G Float Level Control Series VFS-V 8030 VFS-3A-G Float Level Control Series VFS-V 8080 PDC--GS Pneumatic Displr Control Series PFC or LPC-000 808 PDC--GR Pneumatic Displr Control Series PFC or LPC-000 30900 C-35 Lock Nut CO-06 30400 CO-8 Adjusting Screw CO-06 304600 FS4-5 Replacement Paddle in. FS4-5 Paddle Kit 304700 FS4-6 Replacement Paddle in. FS4-5 Paddle Kit 304800 FS4-7 Replacement Paddle 3 in. FS4-5 Paddle Kit 304900 FS4-5 Replacement Paddle FS4-3T-5 Paddle Kit 305500 FS4-37 Replacement Paddle 6 IN FS4-5 Paddle Kit 305700 FS4T-40 Replacement Paddle FS4-3T-5 Paddle Kit 305800 FS4T-4 Replacement Seal FS4-3T-5 Paddle Kit 306500 FS7-8 Replacement Paddle FS7-8 Paddle Kit 306600 FS7-7 Replacement Paddle FS7-8S Paddle Kit 307350 FS7S-7 Replacement Spring Series FS, FS6 & FS7 308800 XF-36 Screw Replacement 3/8-6 x Hex Steel Cap Screw 309900 7-7 Replacement Washer Series 8 30000 7-8 Replacement Washer Series 8 3000 7-9 Replacement Nut Series 8 3000 7-36 Replacement Washer Series 8 30449 SA4-5 Bellows Assembly Series 4 or 4-HD 30454 Isolation Gasket SA-50-06R 33300 37-43 Brass Nipple / x 3-/ MA559 33400 37-58 Brass Nipple /x-/4 MA559 33650 37-34 Screw 4/Box 5/6-8 x 3/4 Fillister Head Machine Screw 34500 47-3 Valve Bracket Replacement Bellows 34600 47- Pin CO-06 34900 47-49 MA-59 Union Tail SA59-4 35000 47-58 MA-59 Nipple SA59-4 3600 5-4 Valve Seat SA-6 or SA53-6 36400 59-8 MA-59 Washer SA59-7 36500 59- MA-59 Tube SA59-7 36600 59-7 MA-59 Packing SA59-7 3800 66-3 / Brass Tee MA559 78