time, slide the strut assembly out through the bottom of the strut housing. Remove the nut (I) 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.
h. To remove the piston tube (19) and fork assembly (24) from the cylinder (10), proceed as follows:
1. Separate the upper and lower torque links by removing the connecting nut, washer and bolt.
2. Compress the piston tube and fork assembly slightly and remove the retainer ring ( 17) from the annular
slot in the bottom of the cylinder tube. Then remove the piston tube and fork assembly by sliding it out from the
bottom of the cylinder tube (10).
tube and slide bearing assembly off the end.
procedure may be used:
1. Remove the nose wheel from the fork as described in paragraph 7-22.
2. Loosen and remove the bolt, washer and nut that extends through the piston tube and block assembly.
3. Push the plug through the top of the piston tube by use of a rod inserted through the bottom of the tube.
7-7. CLEANlNG, INSPECTION AND REPAIR OF NOSE GEAR OLEO
a. Clean all parts with a suitable dry type cleaning solvent.
b. Inspect the landing gear oleo assembly component for the following:
1. Cylinder tube assembly for corrosion, scratches, nicks and excessive wear.
2. Lock rings for cracks, burrs, wear.
3. Fork assembly for corrosion, scratches, nicks, and misalignment.
4. Link assembly for elongated holes, cracks, corrosion, scratches, nicks and straightness.
5. General condition of air valve.
c. Repair of the oleo is limited to smoothing out minor scratches, nicks and dents and replacement of parts.
7-8. NOSE GEAR OIL ORIFICE RETAINER RING INSTALLATION. (Refer to Figures 7-1 and 7-17.)
retainer ring (12) are removed from the metering tube (11).
b. A tool can be fabricated to simplify the installation of the new retainer ring. (Refer to Figure 7-17.)
c. With the use of the fabricated tool, position the new retainer ring on the end of the tool with the locating
stud.
e. Hold the tool tightly against the metering tube and slide the sleeve of the tool towards the metering tube.
PIPER AIRCRAFT
PA-28-161 CADET
AIRPLANE MAINTENANCE MANUAL
Issued: FEBRUARY. 28, 1989
LANDING GEAR AND BRAKE SYSTEM
1H22