12.
Install the shimmy dampener and safety.
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THE NEW PIPER AIRCRAFT, INC.
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AIRPLANE MAINTENANCE MANUAL
13.
Lubricate the gear assembly. (Refer to Chapter 12.)
14.
Compress and extend the strut several times to ascertain that the strut will operate freely. Weight of the gear wheel and form should allow the strut to extend.
15.
Service the oleo strut with fluid and air. (Refer to Chapter 12.)
16.
Check nose gear for alignment and gear operation.
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THE NEW PIPER AIRCRAFT, INC.
PA-44-180
AIRPLANE MAINTENANCE MANUAL
NOSE LANDING GEAR ASSEMBLY.
REMOVAL OF NOSE LANDING GEAR. (Refer to Figure 32-6.)
1. Place the airplane on jacks. (Refer to Chapter 7.)
— CAUTION —
WHENEVER THE AIRCRAFT IS PLACED ON JACKS FOR THE PURPOSE OF MANUALLY RETRACTING THE NOSE GEAR ASSEMBLY, INSURE THAT THE NOSE GEAR DOWNLOCK IS FULLY DISENGAGED BEFORE RELEASING THE NOSE GEAR DRAG LINKS. DAMAGE COULD OCCUR TO THE DOWN LOCK IF NOT FULLY DISENGAGED.
2.
Disconnect both nose gear door actuation rods.
3.
Disconnect the two gear tension springs from the spring arm that is attached to the right side of the strut housing.
4.
Retract nose gear slightly to remove the gear from its downlocked position. (See CAUTION.)
5.
To remove the upper and lower drag links, the following procedure may be used:
A. Disconnect the aft end of the hydraulic cylinder from the attachment fitting by removing nut and bolt that connects these two parts.
B. Retract the gear and disconnect the gear downlock spring from the upper drag link.
C. Remove the gear tension spring arm from the right side of the oleo housing and lower drag link by removing the cotter pin, nut and washer from the bolt that connects the drag link to the housing. Slide the arm and spacer washer from the bolt.
— CAUTION —
THE NUMBER OF WASHERS, IF ANY, BETWEEN THE UPPER DRAG LINK AND THE NOSE GEAR SUPPORTS IS DETERMINED AT THE FACTORY TO ENSURE CORRECT CENTERING OF THE NOSE GEAR. WHEN REMOVING THE UPPER DRAG LINK, BE SURE TO CAREFULLY TAKE NOTE OF THE POSITION, NUMBER, AND TYPE OF THESE WASHERS, IF ANY, TO FACILITATE THEIR CORRECT REINSTALLATION.
D. Remove the cotter pin, washers and nuts from the bolts that secure the upper drag link to the nose gear support.
E. Slide the attachment bolts from the upper and lower drag links and remove the links.
6.
With the lower drag link disconnected from the gear oleo housing, the housing may be removed by removing cotter pins, nuts, washers, and bolts at the attachment points on each side of the housing at the trunnion support.
7.
The steering bellcrank may be removed by removing the nut and bolt at the steering rod, and the bolt assembly with bushing at the bellcrank pivot point.
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THE NEW PIPER AIRCRAFT, INC.
PA-44-180
AIRPLANE MAINTENANCE MANUAL
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Item No. Part No. Nomenclature Manufacturers Dimension Service Dimension Service Tol. Remarks
1 67146-004 Draglink, upper ID .6235 ID .6230 .002
.6245 .6250
2 87319-003 Bearing, upper drag **ID .4385 ID .4395 .002
(F632-1) link .4375 .4375
2 65003-045* Bushing
3 67146-004 Drag link upper ID .378 ID .3775 .002
.379 .3795
4 87319-002 Bearing, upper drag **ID .2495 ID .2495 .002
(FF310-5) link .2505 .2515
5 67144-002 Drag link lower ID .2495 ID .2495 .002
.2505 .2515
6 67144-002 Drag link lower ID .3120 ID .3120 .002
.3130 .3140
7 44386-003 Steering arm ID .4370 ID .4370 .0015
.4385 .4385
8 14976-011 Bushing, steering arm **ID .312 ID .312 .002 Press fit.
.313 .314
9 67054-003 Trunnion housing, drag ID .4415 ID .4415 .0015
link attachment .4425 .4425
10 67026-007 Bushing, trunnion housing ID .312 ID .312 .002 Press fit.
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