Darling Downs Soaring Club Inc Rigging and De-Rigging Instructions LS7 XOW Overview Page 2 Rigging page 3 De-Rigging page 19
Overview It is the pilot s responsibility to make sure that the trailer is fully functional and ready to use before going cross country. Anything found on the trailer to be damaged, worn out or not working should be reported to a committee member, LS7 captain or trailer officer. Where possible, it is preferred that the pilot fix the fault themselves if the issue is minor. Trailer Electrical Plug The plug on all club trailers is the small, seven pin variety. DDSC has a number of adapters for other plug types stored in the bar area. It is the pilot s responsibility to make sure that their retrieve vehicle is able to connect to the trailers electrics. Trailer Interior Lights The LS7 s trailer has interior lights to aid de-rigging in the dark. Plug trailer into the car and unhook the electrical wire from underneath of the front of the draw bar. This will allow the trailer front to be raised as per de-rigging instructions. The interior light switch is located on the right hand side of the front hatch. When turned on it lights up. Remember to turn the lights off again when finished de-rigging. Tool Box Contents 1. Jack and Jack Handle 2. Tyre Iron 3. Winglet transport covers 4. Flat head screw driver (tailplane de-rig tool) 5. Tie down stake with chain and shackle 6. Hammer 7. Glider nose attachment Rope These items are needed for the operation of the trailer and should be put back when finished with. Alert a Committee member, LS7 Captain or Trailer Officer if anything is missing. Page 2 of 27
RIGGING PREPARATION - FRONT OF THE TRAILER 1. Park the trailer, 2. Chock the wheels 3. Apply the hand brake 4. Raise the front of the trailer 5. Extend the jacking post to hold the trailer in place. 6. Open the front hatch. 7. Locate the pin approximately high enough so the back door frame will rest flat on the ground. Page 3 of 27
8. Clean the wing root fittings. 9. Grease the wing root fittings. 10. Remove the spar locking pin Page 4 of 27
11. Slacken off the turnbucke holding the rope from the glider s release hook. 12. Free the rope from the turnbuckle. PREPARATION REAR OF THE TRAILER 13. Open the rear of the trailer. 14. Lay the back door of the trailer flat. Page 5 of 27
15. Undo the strap 16. Fold back the cradle carrier. 17. Remove the tailplane Page 6 of 27
(Two large safety pins hold the two tailplane frames in place in the trailer) 18. Remove the tailplane with the frames intact. 19. Place the tailplane safely on the side of the trailer, out of the way of the remainder of the rigging process. Page 7 of 27
20. Remember to lift the tailplane door compartment. 21. Unlatch the strap holding down the rear fuselage. 22. Carefully roll the fuselage back, taking care not to let the top of the fin interfere with the top of the trailer. Page 8 of 27
23. Allow the fuselage cradle to rest on the door as shown. 24. Release the rope from the release hook and place at the front of the trailer. Place back into tool box at the front of the trailer for storage. 25. Clean and grease the main pins Page 9 of 27
26. Leave the clean and greased main pins in the cockpit and on a rag. Make sure the airbrake lever is cracked open just past the overcentre lock to aid in putting the wings on. 27. Place the wing stand on the port side. 28. Unlock the wing nuts on each of the aileron/trailing edge supports, and remove them. Page 10 of 27
29. Roll the port wing out of the trailer, taking care not to let the wing get too close to the fuselage wing root area 30. Place port wing into the root area of the fuselage. Page 11 of 27
31. Place wing stand under the port wing to support it. The gap in the wing-to-fuselage should be like this. 32. Roll back the starboard wing, taking care not to let the wing get too close to the fuselage wing root area. Page 12 of 27
33. Place the starboard wing into the fuselage (LS7 has quick-connect fittings). Make sure starboard wing spar stub inserts into fuselage flat or damage may occur when it gets pushed up against the port wing. 34. Ensure both wings are properly located into the fuselage. 35. Taking the tip of the starboard wing, and using the wing support on the port wing (or another wing person), take the weight. 36. Fit the greased main pins. Page 13 of 27
37. Lock both main pins as shown. 38. Put the undercarriage down and lock it down. Page 14 of 27
39. Roll the fuselage back from the trailer. 40. Attach the winglets ATTACHING THE TAILPLANE 41. Clean and grease the tailplane fittings. Page 15 of 27
42. Clean and grease the fittings on the top of the fin. 43. Fit the Total Energy Tube (this can be done later) 44. Remove the two tailplane frames. Page 16 of 27
45. Attach the tailplane, locating the rear pins first. Tailplane locking-screw shown here. Do not over tighten nut. Do not wiggle tailplane to help lock into postion. Give a light tap on the tailplane leading edge if needed. Page 17 of 27
46. Use the screwdriver situated in the toolbox (a 10 cent piece can be used, but not preferable) to tighten up the lock on the tailplane till firm. Replace screwdriver back in toolbox when finished. FINISHING UP 47. Clean all grease off using Mineral Turpentine, then Methylated Spirits to remove marks from old tape and dirt. - Tailplane locking area - Wing roots - winglets 48. Tape up the aircraft 49. Ensure a positive control check is conducted. 50. Place - tailplane frames, - fuselage cradle, - wing stand, and - aileron supports in trailer. 51. Remember to replace the fittings and wing nuts (fittings are marked left and right) 52. Close up the trailer doors 53. Reinstate the trailer to level (stow away the jacking post) END Page 18 of 27
LS7 De-Rigging Instructions DE-RIGGING 1. Remove tape from wing roots, tailplane lock, and winglets. 2. Remove winglets and set aside in a safe area. 3. Remove the total energy tube and place in a safe area. PREPARATION - GLIDER PREPARATION - FRONT OF THE TRAILER 4. Park the trailer in front of the glider and lined up on the fuselage. 5. Chock the wheels 6. Apply the hand brake 7. Raise the front of the trailer 8. Extend the jacking post to hold the trailer in place. 9. Open the front hatch. Page 19 of 27
LS7 De-Rigging Instructions 10. Locate the pin at approximately the 13th hole of the jacking post. 11. Open the rear of the trailer. 12. Lay the back door of the trailer flat. Page 20 of 27
LS7 De-Rigging Instructions 13. Undo the strap 14. Fold back the cradle carrier and set cradle in the rails. 15. Unlock the wing nuts on each of the aileron/trailing edge supports, and remove them. Page 21 of 27
LS7 De-Rigging Instructions 16. Attach the rope to the release hook (to be used to secure the fuselage at front of the trailer). The rope should be found in the Toolbox at the front of the trailer. 17. Use the screwdriver situated in the toolbox (a 10 cent piece can be used, but not preferable) to loosen the tailplane enough to remove it. Replace screwdriver back in toolbox when finished. 18. Remove the tailplane. 19. Set the tailplane in the two frames, and set beside the trailer out of the way. Page 22 of 27
LS7 De-Rigging Instructions 20. Remove Winglets and place in transport bags stored in trailer toolbox 21. Roll the glider up into the cradle and crack open the airbrake lever just past the overcentre lock to aid taking the wings off. 22. Place wing stand under the port wing Page 23 of 27
LS7 De-Rigging Instructions 23. Take the weight on the starboard wing 24. With at least one person on a wing and the wing stand on the other pull the main pins out and place in the cockpit. Note: there are no disconnections to be made as it is all quick connect/disconnect. 25. With one person on the tip and one or preferably two on the root end of the glider, pull the starboard wing out. Page 24 of 27
LS7 De-Rigging Instructions 26. Place the wing spar on the trailer fitting on the starboard side. 27. Roll the wing in carefully, resting the leading edge in the padded area in the trailer floor. 54. Lock the trailing edge of the wing using the fittings as shown. 28. Pull out the port wing and place in trailer as for starboard wing. Page 25 of 27
LS7 De-Rigging Instructions 29. Retract the undercarriage. 30. Secure all loose objects in the cockpit. 31. Secure the cradle to the fuselage with the strap running through the main spar hole. 32. Roll the fuselage into the trailer Page 26 of 27
LS7 De-Rigging Instructions 33. Stow the tailplane and lock in place and attach strap over fuse tail. AT THE FRONT OF THE TRAILER 34. secure the spars with locking pins 35. Secure the rope from the nose release with the turnbuckle 36. lower the front of the trailer and retract the jacking post. 37. Close up all doors 38. Attach trailer to the vehicle and take the brake off. Page 27 of 27