Thermo King 002008, Manual

Page: 77 / 155

Engine Maintenance
77
8. To disassemble the clutch, press the pulley out
of the bearing.
9. Inspect the friction shoes and springs.
a. Replace the friction shoes if the linings are
worn to a thickness of less than 1/16 to
3/32 in. (1.6 to 2.4 mm).
b. Replace the springs if they are worn or
broken.
10. To replace the friction shoes:
a. Remove the springs from the friction
shoes.
b. Remove the lock nuts from the friction
shoe mounting bolts.
c. Use a soft hammer to tap the friction shoe
mounting bolts out of the hub and remove
them from the friction shoes.
d. Attach the new friction shoes to the hub
with the mounting bolt plate, the mounting
bolts, and the lock nuts. Torque the lock
nuts to 30 to 35 ft-lb (41 to 47 N•m).
11. To replace the bearing:
a. Remove the snap ring and press the
bearing out of the hub.
b. Press the new bearing into the hub and
install the snap ring.
12. To assemble the clutch, press the pulley into
the bearing.
13. Place the key in the compressor crankshaft.
14. Place the clutch on the compressor crankshaft
and align the keyway with the key.
15. Install the special washer and the clutch
mounting bolt. Torque the clutch mounting
bolt to 90 ft-lb (122 N•m).
16. Reinstall the compressor drive belts.
17. Reinstall the compressor on the bell housing
studs.
18. Install and tighten the flatterers, lock washers
and nuts on the studs.
19. Readjust the compressor drive belts.
CAUTION: Do not allow the key to be
pushed out of place behind the clutch
during clutch installation.