S10/T10 Blazer 2WD V6-262 4.3L VIN Z (1994)
Bearing Assembly
1. Place the Pulley Rotor on the J 21352-A Support Block to fully support the rotor hub during bearing installation. Do not support the rotor by
resting the pulley rim on a flat surface during the bearing installation or the rotor face will be bent.
2. Align the new bearing squarely with the hub bore and using Puller and Bearing Installer J 9481-A with Universal Handle J 29886, drive the
bearing fully into hub. The Installer will apply force to the outer race of the bearing if used as shown.
Bearing Staking
3. Place Bearing Staking Guide J 33019-1 and Bearing Staking Pin J 33019-2 in the hub bore as shown in the illustration. Shift the rotor and bearing
assembly on the J 21352-A Support Block to give full support of the hub under the staking pin location. A heavy duty rubber band may be used to
hold the stake pin in the guide, and the stake pin should be properly positioned in the guide alter each impact on the pin.
4. Using care to prevent personal injury, strike the staking pin with a hammer until a metal stake, similar to the original, is formed down to, but not
touching, the bearing. Stake three (3) places 120° apart as shown.
NOTICE: The stake metal should not contact the outer race of the bearing to prevent the possibility of distorting the outer race.
Bearing Staked In Place
5. With the compressor mounted to the J 25008-A Holding Fixture, position the Rotor and Bearing Assembly on the front head. Using Rotor and
Bearing Installer J 9481-A and Universal Handle J 29886 drive the rotor and bearing assembly onto the front head. With the Installer assembled to
the Handle as shown in the illustration. force will be applied to the inner race of the bearing when installing the assembly onto the front head of the
