Adjustment Of Main Gear Doors 3E9; Nose Gear And Doors; Nose Gear Oleo Strut; Disassembly Of Nose Gear Oleo - Piper PA-31-350 Maintenance Manual

PIPER AIRCRAFT
T-1020
MAINTENANCE
MANUAL
ADJUSTMENT OF MAIN GEAR DOORS.
1. Ascertain that the main landing gear has been properly adjusted.
2. Adjust outboard door rods to their maximum length and bolt to the bosses on the gear housing.
Retract gear and observe the amount of gap. Shorten rods by several turns of the rod ends and retract gear
again. Repeat until door closes properly.
CA UTION
Damage to the door may result if rods are too short.
3. Adjust inboard door using same procedure as used for outboard door.
-NOTE -
Should it be necessary to fit new doors or refit the present doors,
maintain a gap of approximately .062 of an inch, except at the hinge
side, between the door and the skin surface of the wing. A gap of
approximately .093 of an inch should be maintained at the hinge
side of the door.
NOSE GEAR AND DOORS.
NOSE GEAR OLEO STRUT.
DISASSEMBLY OF NOSE GEAR OLEO. (Refer to Figures 32-5 and 32-6.)
The nose gear oleo assembly may be removed and disassembled from the gear oleo housing with the gear
removed from or installed on the airplane.
1. Place the airplane on jacks. (Refer to Jacking. Chapter 7.)
2.
Place a drip pan under the nose gear to catch spillage.
3. Remove air and fluid from the oleo. (Refer to Oleo Struts. Chapter 12.)
4. To remove the complete cylinder and fork assembly from the oleo housing as shown in Figure 32-6.
cut safety wire, and remove bolt. washer, nut. washer, spring, sleeve and special washers that secure the
steering arm to the plate assembly. cut safety wire and remove cap bolt that attach the plate assembly and
aligner guide to the top of the oleo cylinder.
5. Disconnect the shimmy dampener by removing the bolt assembly that connects the dampener to
the cylinder.
6. Release and remove the retainer ring at the top of the housing and pull the complete cylinder
assembly from the bottom of the housing. The upperand lower housing bushings should remain pressed in the
housing.
7. To remove the piston tube assembly from the cylinder. separate upper and lower torque links b\ re-
moving the connecting bolt with washer, nut and cotter pin. Note spacer washer between the two links.
32-21-01
Page 32-19
3E9
Revised: November 17, 1983
3E9