Figure 7-9 Wheel Brake Assembly
7-31. REMOVAL AND DISASSEMBLY OF WHEEL BRAKE ASSEMBLY. (Refer to Figure 7-9.)
a. To remove the brake assembly, first disconnect the brake line from the brake cylinder at the tube fitting.
b. Remove the two cap bolts that join the brake cylinder housing and the lining back plate assembly. Remove
the back plate from between the brake disc and wheel.
c. Slide the brake cylinder housing from the torque plate.
d. Remove the pressure plate by sliding it off the anchor bolts of the housing.
e. The piston may be removed by injecting low air pressure in the cylinder fluid inlet and forcing the piston
from the housing.
f. Check anchor bolt for wear. .
g. Remove anchor bolt by the following procedure:
1. Position cylinder assembly on a holding fixture. (Refer to Figure 7-10).
2. Use a suitable arbor press to remove the anchor bolt from the cylinder body.
h. Install Anchor Bolt by the following procedure:
1. BOLT
2. WASHER
3. NUT
4. WASHER
5. BRAKE CYLINDER
6. BLEEDER CUP
7. BLEEDER SCREW
8. BLEEDER SEAT
9
PIPER AIRCRAFT
PA-28-161 CADET
AIRPLANE MAINTENANCE MANUAL
Issued: FEBRUARY. 28, 1989
LANDING GEAR AND BRAKE SYSTEM
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