2. Cleveland cylinder number 10-30 (Refer to Figure 32-21).
a. Remove the cylinder from its mounting bracket as per Removal of Brake Cylinder.
b. To disassemble the cylinder, first remove the piston rod assembly by removing the retaining ring
from the annular slot in the cylinder housing. Draw the piston rod assembly from the cylinder.
c. The piston rod assembly may be disassembled by first removing the retaining ring, sleeve, spring
and then the piston assembly, O-ring and gland, washer-wiper and if desired, the return spring.
d. Remove the O-rings from the piston and packing gland.
CLEANING, INSPECTION AND REPAIR OF BRAKE CYLINDER.
1. Clean the cylinder parts with a suitable solvent and dry thoroughly.
2. Inspect the interior walls of the cylinder for scratches, burrs, corrosion, etc.
3. Inspect the general condition of the fitting threads of the cylinder.
4. Check the piston and valve for scratches, burrs, corrosion, etc.
5. Repairs to the cylinder are limited to polishing out small scratches, burrs, etc. and replacing valve
washer seal and O-rings.
ASSEMBLY OF BRAKE CYLINDER.
—NOTE—
Use a small amount of hydraulic fluid (MIL-H-5606) on the O-
ring and component parts to prevent damage and ease of
handling during reassembly.
1. Gar-Kenyon cylinder number 17000 (Refer to Figure 32-20).
a. Install new O-rings on the inside and outside of the packing gland and on the outside of the piston.
b. To assemble the piston rod assembly, install on the rod, in order, the return spring retainer washer,
return spring, packing gland with O-rings, seal, piston with O-ring, spring and retainer bushing. Secure
these pieces with the small ring on the end of the rod.
c. Insert the piston rod assembly in the cylinder and secure packing.
d. Install the cylinder per Installation of Brake Cylinder.
2. Cleveland cylinder number 10-30 (Refer to Figure 32-21).
a. Install new O-rings on the inside and outside of the packing gland and on the outside of the piston.
b. To assemble the piston rod assembly install on the rod, in order, the roll pin, washer, spring, washer-
wiper, packing gland with O-rings, O-ring, piston with O-ring, spring and sleeve. Secure the assembly
by placing the retaining ring on the end of the rod.
c. Insert the piston rod assembly in the cylinder and secure with the retaining ring.
d. Install the cylinder as per Installation of Brake Cylinder.
INSTALLATION OF BRAKE CYLINDER. (Refer to Figure 32-19.)
1. Position the cylinder at its mounting points and attach with clevis pin. Safety the pins with cotter
pins.
2. Connect the brake lines to the cylinder fittings.
32-40-22
Page 32-53
Added: November 6, 1979
2F12
PIPER AIRCRAFT
PA-28RT-201 / 201T
MAINTENANCE MANUAL
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