Piper Cherokee Six Service Manual page 263

PIPER CHEROKEE SIX SERVICE MANUAL
6-4. LANDING GEAR SYSTEM.
6-5. NOSE LANDING GEAR.
6-6. DISASSEMBLY OF NOSE GEAR OLEO.
(Refer to Figure 6-1.)
The nose
gear oleo strut assembly may be removed and disassembled
from the strut hous-
ing with the gear removed from or installed
on the airplane.
a. Remove the lower engine cowling by the following procedure:
1. Release
the cowl fasteners, two on each side and remove the top cowl.
2. Disconnect the electrical
lead to the landinglightat the quick disconnect
at the inside of the bottom cowl.
3. Remove the bottom cowl attaching
screws from
around its aft end and
remove cowl.
b. Place airplane on jacks.
(Refer to Jacking, Section II.)
c. Place a drip pan under the nose gear to catch spillage.
d. To remove air from the strut,
depress
the air valve core pin found at the
top of the strut assembly. After
the pressure in the strut chamber
has dimin-
ished, remove the valve core pin, and attach a small hose to the air valve, and
drain the fluid by slowly compressing
the piston tube. If it is desirable to ex-
tract more fluid from the strut chamber,
remove the filler plug, insert
the si-
phon hose and drain fluid from the upper area of the housing.
e. To remove
the strut assembly from the strut
housing (4), cut the safety
wire at the top of the housing that secures
the steering
horn attaching bolt to the
tube retainer nut. Then remove the steering
horn attaching bolt and the flat head
pin, thus relieving the steering
horn from the top of the strut housing.
f. Loosen the strut assembly
retainer nut (1) that secures the strut assembly
in the strut housing.
At the same time, slide the strut assembly
out through the
bottom of the strut
housing. Remove the nut (1) and washer (2) from the top of
the strut housing after the assembly
is removed.
NOTE
The strut assembly may fit tight inside of the housing.
It may be necessary to tap the top of the fork with a
plastic
mallet.
g. If desired, remove
the top and bottom bearing (3 and 5) from the strut
housing. The bearings
are compressed
slightly into place, and light tapping may
be needed to free them.
LANDING GEAR AND BRAKE SYSTEM
Issued: 8/17/72
2A11