Wheel Brake Assembly Assembly And Installation - Piper PA-24 Comanche Service Manual

PIPER COMANCHE SERVICE MANl"AL
I _ BRAKE ASSEMBLY
2.
BACK PlATE
3. BACK PlATE LINING
... RIVET
s.
SPACER
e.
PRESSURE PLATE LINING
7. PRESSURE PLATE
I.
CYUNDER PISTON
9. R[fRACTION CYLINDER
10. "0" RING
11.IOlT
12. BRAKE CYLINDER
13. BLEEDER SCREW
5
I".
"0" RING
II. lLEEDER BODY
18. 10lT
17. "0" RING
I'. RETRACTION SLEEVE
1'. RETRACTION SPRING
20. WASHER
21. NUT
22.IOlT
23. WASHER
24. NUT
21, WASHER
FIGl.:RE 6-28. BRAKE ASSEMBLY (CLEVELAND) PA-24-180 and PA-24-250.
Serial
Nos.
24·1 to 14·3295
•
Connect the brak.e line to the brake cylinder housing.
Bleed the brake system as described in Paragraph 6-88.
6-80. Assembly And Instanation
Of
Wheel Brake Assembly. (Cleveland) PA-24-180 and PA·24·150. Serial
Nos.
14-1 to 14-3195
I
Refer to Figure 6-28.)
a.
Lubricate the piston "0" rings with fluid MIL-H-S606 and install on pistons (8). Slide the pistons
in cylinder housing ( '2) until flush with surface of housing.
b. Slide the lining pressure plate
(7)
with retraction cylinder (9) onto the anchor bolts ( II) of the
cylinder housing and install retraction sleeve (18). spring (19). washer (20) and adjusting nut
(2').
c. Slide the cylinder housing assembly on the torque plate of the landing gear.
d. Position the lining back plates (2) between the wheel and brake disc. Insert the spacer block (5)
between the back plates and cylinder housing. and install the four bolts (22) to secure the assembly and
safety.
e.
f.
"NOTE
Replacement brake linings should be conditioned as follows:
I. For Cleveland brake nos. 30-12 and 3041. perform a minimum
of six light pedal effort braking applications from 25 to 40 mph
allowing the brake discs to partially cool between stops,
1. For Cleveland brake
1'\0.
30-23. perform three consecutive
hard braking applications from 45-50 mph without allowing
the brake discs to cool substantially between stops.
•
REVISED: 4/10/81
lK12
LANDISG GEAR
A~D
BRAKE SYSTE:\1