Removing Hub And Drive Plate Lock Nut; Removing Hub Retainer Ring And Spacer; Removing Hub Retainer And Spacer - Pontiac Grand Prix Service Manual

CUSTOM AIR CONDITIONING 1A-11
Fig. 1A-4 Removing Hub and Drive Plate Lock Nut
three full turns (to prevent tool from forcing key out of
keyway).
CAUTION:
Make certain key in hub remains in place
when pressing hub on shaft.
5. Using wrench on end of tool body and another
wrench on hex nut, tighten nut to press hub of drive
plate assembly onto shaft approximately 1 /4".
6. Remove tool and lock into armature plate hub to
make certain key remains in place.
7. Install J 9480 and press until there is approximately
.03lV-.057" (1/32"-1/16") space between the frictional
faces on pulley and drive plate (Fig. 1A-8).
8. Remove J 9480 assembly.
9. Install hub spacer washer.
10. Install hub and drive plate assembly retainer ring
with flat side of ring facing spacer, using J 5403 (No.
21 Truarc pliers). J 9399 can be used to "snap"
retainer ring in place.
11. Install a new armature plate and hub lock nut,
using J 9399 (special thin wall 9/16" socket). Tighten
to 15 lb. ft. torque. The air gap between the friction
faces of pulley and drive plate should now be between
.002" to .057" (1/32" to 1/16") clearance.
Fig. 1A-5 Removing Hub Retainer Ring and Spacer
12. Operate engine and refrigeration system with
Fig. 1A-6 Removing Hub Retainer and Spacer