Clutch Rotor And/Or Bearing Replacement - Poly-Groove Type - Chevrolet 1988 Light Duty Truck Repair Manual

Im p o rta n t
• If the pulley rim m ounting screws (10)
and washers (9) were removed, only the
clutch rotor and bearing assem bly will be
removed for replacem ent. The clutch coil
and housing assem bly is pressed into
the com pressor and will not be removed
unless the pulley rim mounting screws
are left in place and the pulley rim pulls
the coil and housing assem bly off with
the clutch rotor and pulley rim assembly.
3. Bearing ( 6 ) from the clutch rotor (5) with J 8092 and
J 9398-A (figure 10).
• Place the clu tch assem bly face on wood
blocks to remove the bearing.
Im p o rtan t
• It is not necessary to remove the staking
at the rear of the rotor hub to remove the
b e a rin g . However, file away th e old
staked metal to provide a clearance for
the new bearing.
Install or C on n ect (F ig u res 1, 11, 12 and 13)
S
Tools Required:
J 6083 External Snap Ring Pliers
J 8092 Drive Handle
J 9481-A Pulley Bearing and Pulley Installer
B e aring ( 6 ) to the rotor hub w ith J 8092 and
J 9481-A (figure 11).
• Place the rotor and hub assem bly face down
on a clean, flat surface.
• Align the bearing with the hub bore.
• Drive the bearing with J 8092 and J 9481-A.
• Using a center punch with a 45 degree angle
point, stake 1.1-1.4 mm (0.045-0.055-inch) deep
the bearing in three places
12
(figure ).
6
R o to r ( ) a nd b e a rin g
com pressor with J 8092 (figure 13).
Retainer ring (4) with J 6083.
Pulley rim m ounting screws (10) and washers (9).
R-4 AIR CONDITIONING COMPRESSOR 1B3-5
120
deqrees apart
(5) a s s e m b ly to th e
Apply Loctite 601 or equivalent to the threads.
Hand spin the pulley to check for free rotation.
T ig h ten
• Screws to 11 N m (100 in. lbs.).
• Bend the washers to lock the rim in place.
5. Rotor (5) and hub (3) assembly.
CLUTCH ROTOR AND/OR
BEARING REPLACEMENT —
POLY-GROOVE TYPE
|<~+| R em o ve or D isc o n n ect (F ig u res 1, 7,
)
10
Tools Required:
J 6083 Snap Ring Pliers
J 8092 Driver Handle
J 9398 Rotor Bearing Remover
J 9481-A Pulley Bearing and Pulley Installer
1. Rotor (5) and hub (3) assem bly (figure 1).
2. Retaining ring (4) with J 6083 (figure 7).
3. Rotor (5) and bearing (
8
(figure ).
• Install the J 25031 guide over the shaft (39)
end.
• Install the J 25031 puller over the guide.
• Engage the arms of J 25031 down into the
recessed edge of the rotor hub (5).
• Hold the arms of J 25031 and tighten the
screw against the guide.
6
4. Bearing ( ) from the rotor hub (5) with J 9398 and
J 8092 (figure 10).
• Place the rotor hub clutch face up on wooden
blocks on a flat surface.
• Drive the bearing out with J 9398 and J 8092.
0
Install or C o n n ec t (F ig u res 11 and 14)
Tools Required:
J 6083 Snap Ring Pliers
J 8092 Universal Handle
J 9481-A Pulley and Bearing Installer
Bearing to the rotor and hub assem bly with J 8029
and J 9481-A (figure 11).
• Place the pulley rotor and hub assem bly face
down on a flat surface.
8
, and
6
) assembly with J 25031