Correct Method Of Installing Rod End Bearings - Diagram - Piper Navajo Chieftain PA-31-350 Service Manual

NAVAJO CHIEFTAIN SERVICE MANUAL
DAMAGE
HERE
WRONG
IMPROPER TOOL (RESULTING IN LOCKED BALL)
A SPECIAL WRENCH MAY BE
REQUIRED WITH A LONG THROAT
ONLY CORRECT METHOD
Figure 7-7. Correct Method of Installing Rod End Bearings
a. Place the airplane on jacks. (Refer to Jacking. Section 11.)
b. Place a drip pan under the main gear to catch spillage.
c. Remove the air and fluid from the oleo. (Refer to Oleo Struts Section 11.)
d. To remove the piston tube (22) assembly from the oleo housing (21). remove the upper and lower
torque link connecting bolt assembly (32) and separate the links. Note the number and thickness of spacer
washers (35) between the two links (31 and 33).
e. Compress the piston tube (22) reach up along the tube and release the retainer ring ( 15) from the
annular slot at the bottom of the oleo housing (21).
f. Pull the piston tube (22) with component parts from the (housing) cylinder.
NOTE
Prior to removing the upper bearing (8) with retaining pins (7)
from the piston tube (22) place a reference mark with a grease
pencil from the upper bearing to the piston tube. This will ensure
proper indexing of parts upon reassembly.
g. The fork tube components may be removed by reaching in the tube and pushing out the upper
bearing (8) retaining pins (7). Slide off the upper bearing (8), spacer (9), lower bearing ( 11 ) with O-rings ( 10
and 12), wiper (13), washer (14) and retainer ring (15).
h. To remove the orifice tube (4) from the oleo housing, cut safety wire (39) and remove cap bolt (1)
and washer (2) from top of the housing.
i. The orifice plate (5) is removed from the orifice tube by releasing the retainer ring (6) that holds
the plate in position.
NOTE
Do not remove piston ring plug (17) from piston tube (22), or
piston (22) frfom fork (24)
Revised: 3/31/94
LANDING GEAR AND BRAKE SYSTEM