GMC T Series 1994 Repair Manual page 32

1 -J 25031
GUIDE
2 -J 25031
ROTOR &
BEARING
PULLER
3-P O LY
GROOVE
PULLEY
ROTOR
___________________________________________________________ 520019-1D1________
Fig. 14 Removing Clutch Rotor Asm. — Poly-Groove Drive
J 33020
PULLEY ROTOR
AMO BEARING
PULLER
Fig. 15 Pulley Rotor & Bearing Puller Installation
On-Bench
Reassem ble the Rotor and Bearing assem bly to the front
head o f the com pressor using Rotor & Bearing Installer J
2 6 2 7 1-A. With Installer assem bled to the Universal
H andle J 29886, as shown in Figure 22, force will be
applied to the inner race o f the bearing and the face of the
rotor when installing the assem bly onto the front head of
the com pressor.
5. Install rotor and bearing assem bly retainer ring, using
Snap Ring Pliers J 6083 (Fig. 8).
6. Apply sealer include GM 12345382 (Loctite 242 or
equivalent) to threads o f pulley rim m ounting screws.
Install screws but do not torque the screws.
7. Rotate the pulley rim and rotor to insure that pulley rim is
rotating " in-line". If pulley rim is distorted (does not
rotate in-line), adjust or replace pulley rim.
8. Tighten pulley rim m ounting screws to 11 N*m (100
in.lbs.) torque and lock screw heads in place by bending
screw head washer sim ilar to original crimp.
9. Reinstall Clutch Plate and Hub assem bly as described in
"C om pressor Clutch Plate and H ub" Replacem ent
procedures.
CLUTCH ROTOR AND/OR BEARING —
6 POLE CLUTCH
Remove or Disconnect
Rem ove the clutch plate and hub assem bly as described
previously.
Rem ove rotor and bearing assem bly retaining ring, using
Snap Ring Pliers J 6083 (Fig. 8).
Install Pulley Rotor and Puller G uide J 25031 to the front
head (Fig. 14), and install J 33020 Pulley Rotor and
Bearing Puller dow n into the inner circle o f slots in the
rotor (Fig. 15). Turn the J 33020 puller clockw ise in the
slots to engage the puller tangs with the segments
between the slots in the rotor.
Hold the J 33020 Puller in place and tighten the puller
screw against the Puller Guide to remove the pulley rotor
and bearing assem bly (Fig. 16).
To prevent dam age to the pulley rotor during bearing
removal, the rotor hub must be properly supported.
J 9398-A
BEARING
REMOVER
J 33020
(LESS FORCING SCREW)
INVERTED AND USEO
TO SUPPORT HUB OF
ROTOR FOR BEARING
REMOVAL. PULLER TANG8
ENGAGED IN ROTOR
SLOTS.