Vibration Damper-Removal And Installation - Jeep cherokee 1989 Owner's Manual

here), scratched or galled, replace the entire set with new lifters
lifter for wear
12 lnstall the lifter(s) in the lifter bore(s).
13 Install the pushrods and rocker arms (see Section 5). Caution: Make
sure that each pair of lifters is on the base circle of the camshaft; that
is, with both valves closed, before tightening the rocker arm bolts.
14 Tighten the rocker arm capscrews to the specified torque.
15 Install the rocker arm cover (Section 4).
-
11 Vibration damper
removal and installation
Refer to illustration 11.6
1 Remove the cable from the negative battery terminal.
2 Remove the drivebelts (Chapter 1). Tag each belt as it's removed
to simplify reinstallation. If the vehicle is equipped with a fan shroud,
unscrew the mounting bolts and position the shroud out of the way.
3
Raise the vehicle and place it securely on jackstands.
4 If the vehicle is equipped with a manual transmission, apply the
parking brake and put the transmission in gear to prevent the crankshaft
from turning, then remove the crankshaft pulley bolts. If your vehicle
is equipped with an automatic transmission, it may be necessary to
remove the starter motor (Chapter 5) and immobilize the starter ring
gear with a large screwdriver while an assistant loosens the pulley bolts.
Note: On vehicles with serpentine belts, the pulle y and vibration damper
-
are combined as one piece there are no pulley bolts to remove.
5 To loosen the vibration damper retaining bolt, install a bolt in one
of the pulley bolt holes. Attach a breaker bar, extension and socket
The Motor Manual Guy
2 Part A
Chapter Four-cylinder engine
t o the vibration damper retaining bolt and immobilize the crankshaft
by wedging a large screwdriver between the bolt and the socket.
Remove the retaining bolt.
6
tration).
7
8
of the vibration damper.
11.6
The foot of each lifter should be slightly convex
side of another lifter can be used as a straightedge to check
if it appears flat, it's worn and must not be reused
Remove the vibration damper. Use a puller if necessary (see illus-
Refer to Section 12 for the front oil seal replacement procedure.
Apply a thin layer of moly-base grease t o the seal contact surface
T remove the vibration damper, use special tool J-21791
O
or an equivalent puller which attaches t o the bolt holes
2A-9
-
the
it;
TOOL J-21701