Piper Comanche PA-24 Service Manual page 378

6-80. Assembly and Installation of Wheel Brake Assembly. (Cleveland 3000-250 (30-12)) PA-24-180 and
PA-24-250, S/N's 24-1 thru 24-3295. (Refer to Figure 6-28.)
a. Lubricate the piston "O" rings with fluid MIL-PRF-5606 and install on pistons (8). Slide the pistons
in cylinder housing (12) until flush with surface of housing.
b. Slide the lining pressure plate (7) with retraction cylinder (9) onto the anchor bolts (11) of the
cylinder housing and install retraction sleeve (18), spring (19), washer (20) and adjusting nut (21).
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). Torque to proper "Dry"
torque value listed below, to secure the assembly.
e. Connect the brake line to the brake cylinder housing.
f. Bleed the brake system as described in Paragraph 6-88.
NOTE: Replacement brake linings should be conditioned as follows
Perform a minimum of six light pedal effort braking applications from 25 to 40 mph
allowing the brake discs to partially cool between stops.
VI - LANDING GEAR AND BRAKE SYSTEM
PIPER COMANCHE SERVICE MANUAL
Figure 6-28. Brake Assembly (Cleveland 3000-250 (30-12))
PA-24-180 and PA-24-250, Serial Nos. 24-1 thru 24-3295
3000-250 (30-12) = 90 in-lbs.
1K12
04/01/09