MAIN LANDING GEAR ASSEMBLY.
REMOVAL OF MAIN LANDING GEAR. (Refer to Figure 32-3.)
1. Place the airplane on jacks.
2. The side brace link assembly may be removed by the following procedure.
A.
With gear in the extended position, disconnect gear downlock spring.
B.
Disconnect rod end of actuating cylinder from retraction fitting on the upper side brace link by
removing nut, washer, bolt, bushing and spring swivel.
C.
Disconnect lower side brace link from gear housing by removing attachment nut, washer and bolt.
Note bushings on each side of end bearing.
D.
Disconnect upper side brace link from side brace support fitting stud by removing cotter pin, washer
and attachment bolt.
E.
The side brace support fitting may be removed by removing the cap bolts securing the fitting to the
web of the spar.
F.
Remove the assembly and further disassemble and inspect as needed.
3. The strut housing with components may be removed by the following procedure:
A.
Disconnect brake line at its upper end in the wheel well.
B.
Disconnect gear door actuating rod at the gear housing.
C.
Remove access plate located on underside of wing, aft of landing gear.
D.
If not previously disconnected, disconnect lower side brace link from the gear housing.
E.
Disconnect forward support fitting of housing from the web of the main spar by removing fitting
attachment bolts.
F.
Remove retainer tube in aft support fitting that supports the aft arm of the housing by reaching through
the access opening on the underside of the wing through the hole in the web and removing bolt that
secures the tube in the housing. Insert a hook through the bolt hole in the tube, and slide it aft from the
support fining. Remove the tube from the wing.
G.
Allow the gear to drop free from the wing.
H.
The aft support fitting may be removed by holding the nuts in position, reaching through the access
opening, and removing the fitting attachment bolts.
I.
The forward support fitting may be removed from the arm of the housing by removing the bolt washer
from the base side of the fitting. Slide the fitting from the arm. Remove washer from the arm.
4. Either bearing installed in the support fittings may be removed by removing the snap rings that hold the
bearing in the housing. Push the bearing from the housing.
CLEANING, INSPECTION AND REPAIR OF MAIN LANDING GEAR.
1. Clean all parts with a suitable type cleaning solvent.
2. Inspect the gear components for the following unfavorable and conditions.
A.
Bolts, bearing and bushings for excess wear, corrosion and damage.
B.
Gear housing, side brace links, torque links and attachment plates for cracks, bends or misalignment.
C.
Downlock hook for excessive wear of the bearing surfaces.
3. Inspect the gear downlock spring for the following:
A.
Excessive wear or corrosion, especially around the hook portion of the spring. A spring should be
rejected if wear or corrosion exceeds one-quarter the diameter of the spring. Clean away all corrosion
and repaint.
B.
Check the spring for load tensions below minimum allowable tolerance. The minimum tension of the
spring is 48 pounds pull at 7.9 inches. Measurement is taken from the inner side of each hook.
PA - 4 4 - 1 8 0 / 1 8 0 T
AIRPLANE MAINTENANCE MANUAL
3 2 - 1 2 - 0 2
Page 32-14
Revised: May 15, 1989
2G6
PIPER AIRCRAFT
Summary of Contents for SEMINOLE PA-44-180
Page 38: ...CHAPTER DIMENSIONS AND AREAS 1B14...
Page 49: ...CHAPTER LIFTING AND SHORING 1C1...
Page 53: ...CHAPTER LEVELING AND WEIGHING 1C5...
Page 58: ...CHAPTER TOWING AND TAXIING 1C10...
Page 62: ...CHAPTER PARKING AND MOORING 1C14...
Page 65: ...CHAPTER REQUIRED PLACARDS 1C17...
Page 70: ...CHAPTER SERVICING 1C22...
Page 98: ...CHAPTER STANDARD PRACTICES AIRFRAME 1E2...
Page 108: ...CHAPTER ENVIRONMENTAL SYSTEM 1E12...
Page 189: ...CHAPTER AUTOFLIGHT 1H21...
Page 192: ...CHAPTER COMMUNICATIONS 1H24...
Page 202: ...CHAPTER ELECTRICAL POWER 1I10...
Page 228: ...CHAPTER EQUIPMENT FURNISHINGS 1J12...
Page 233: ...CHAPTER FIRE PROTECTION 1J17...
Page 238: ...CHAPTER FLIGHT CONTROLS 1J24...
Page 304: ...2A18 CHAPTER FUEL...
Page 325: ...2B17 CHAPTER HYDRAULIC POWER...
Page 357: ...2D1 CHAPTER ICE AND RAIN PROTECTION...
Page 414: ...CHAPTER LANDING GEAR 2F13...
Page 479: ...2I6 CHAPTER LIGHTS...
Page 488: ...2I16 CHAPTER NAVIGATION AND PITOT STATIC...
Page 503: ...2J7 CHAPTER OXYGEN...
Page 524: ...2K6 CHAPTER VACUUM...
Page 535: ...2K19 CHAPTER ELECTRICAL ELECTRONIC PANELS AND MULTIPURPOSE PARTS...
Page 546: ...INTENTIONALLY LEFT BLANK PA 44 180 180T AIRPLANE MAINTENANCE MANUAL 2L6 PIPER AIRCRAFT...
Page 547: ...2L7 CHAPTER STRUCTURES...
Page 582: ...CHAPTER DOORS 3A18...
Page 593: ...CHAPTER STABILIZERS 3B8...
Page 604: ...CHAPTER WINDOWS 3B22...
Page 611: ...CHAPTER WINGS 3C10...
Page 624: ...CHAPTER PROPELLER 3D1...
Page 643: ...CHAPTER POWER PLANT 3D21...
Page 667: ...CHAPTER ENGINE FUEL SYSTEM 3F1...
Page 681: ...CHAPTER IGNITION 3F16...
Page 712: ...CHAPTER ENGINE INDICATING 3H1...
Page 730: ...CHAPTER EXHAUST 3H19...
Page 734: ...CHAPTER OIL 3I1...
Page 743: ...CHAPTER STARTING 3I11...
Page 755: ...CHAPTER TURBINES 3J1...