GMC 1990 Light Truck Repair Manual page 49

22. Clutch Plate and Hub Assem bly
A. A ir Gap 0.38-0.64 mm (.015-.025-inch)
B. Bearing
Figure 7— Installing the Clutch Plate and Hub
Assembly
Figure 8—Removing the Pulley Rotor and Bearing
Assembly Retaining Ring
J 9398-A Pulley Bearing Remover
J 33020 Pulley Puller
J 33023-A Puller Pilot
1. Clutch plate and hub assembly (22).
2. Pulley bearing retainer (24) using J 6083 (figure 8).
3. Pulley (26).
• Install J 33023-A to the front head (figure 9).
• Install J 33020 tangs into the inner circle of slots
in the pulley (26) contact surface. Rotate J
33020 clockwise so the tangs will lock into the
segments between the slots (figure 10).
• Hold J 33020 in place and tighten the puller
screw against J 33023-A puller pilot to remove
the pulley (26) (figure 10).
4. Pulley bearing (25) from the pulley (26) using J 9398-A
and J 29886 (figure 11).
• Remove the forcing screw from J 33020 and
V5 AIR CONDITIONING COMPRESSOR 1B2-5
J-33013-B
J-34992
F-04540
Figure 10— Removing the Pulley Rotor and Bearing
Figure 9— Installing the Pulley Rotor and Bearing
Puller Guide
Assembly
with the puller tangs still in place in the pulley
slots, turn the assembly upside down onto a flat
surface (figure 11).
• When removing the old pulley bearing (25),
allow the staking to remain, then file away the
old staked metal for proper fit when installing a
new bearing (25) in the pulley bore.
Install or Connect (Figures 4 ,1 2 ,1 3 ,1 4 and 15)
Tools Required:
J 6083 Snap Ring Pliers
J 8433 Puller Bar
J 9481-A Pulley Bearing Installer
J 29886 Threaded Driver Handle
J 33017 Pulley and Bearing Assembly Installer
J 33019 Bearing Staking Tool (with staking pin
and retaining band)