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, torque links and attachment plates for cracks, bends or misalignment.
C. Downlock hook for excessive wear of the bearing surfaces.
32-10-00 Page 32-19 Revised: December 6, 2002
THE NEW PIPER AIRCRAFT, INC.
PA-44-180
AIRPLANE MAINTENANCE MANUAL
32-10-00 Page 32-20 Revised: December 6, 2002
2G20
THE NEW PIPER AIRCRAFT, INC.
PA-44-180
AIRPLANE MAINTENANCE MANUAL
Item No. Part No. Nomenclature Manufacturers Dimension Service Dimension Service Tol. Remarks
1 67514-002 Link upperside brace ID .3645
.3625
2 63900-089 Bushing, upperside **ID .249 ID .248 .004 Press fit.
brace link .251 .252
3 95642-006 Bracket, side brace ID .7495 ID .7490 .002 Shrink ft.
95642-007 support .7505 .7510
4 67026-012 Bushing, support ID .624 ID .624 Shrink fit.
bracket .625 .626
5 78717-002 Stud, side brace OD .6235 OD .6220
support .6225
6 78717-002 Stud, side brace ID .4365 ID .4355 .004
support .4385 .4395
7 65003-041 Bushing, side brace ID .375 .004
support stud .376
8 67514-002 Link, upperside brace ID .4945 ID .4925
.4935
9 14843-016 (2) Bushing, side brace **ID .376 ID .374 Install using
link .375 Loctite 601.
10 402-921 Bolt, link stud OD .3742+.0000
(NAS 464 P6-20) attaching -.0009
11 67514-002 Link, upperside brace ID .4945 ID .4925
.4935
12 14843-016 (2) Bushing, side brace link **ID .3745 ID .374 Install using
.3755 Loctite 601.
13 78720-005 Link, lowerside brace ID .4905 ID .500
78720-006 .4925
14 65003-44 (2) Bushing, lowerside brace **ID .373 ID .372 .004 Press fit.
link .375 .376
15 402-927 Bolt, side brace link OD .3742+.0000 OD .3740
NAS 464 616 assembly -.0009
** Line ream to this dimension after installation of new part.
Figure 32-2. Main Gear Service Tolerances (Sheet 2 of 3)
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