SUBSECTION 4B
TROUBLESHOOTING. Table 4B-1 on
GENERAL
page 4B-3 lists only one difficulty that
may be experienced with the clutch actu-
The information in this subsection is lim-
ator. The chart lists the probable caus-
ited to the clutch actuator and adjust-
es and possible remedies to the problem.
ment. The clutch itself is covered with
the torque converter (53Z659) in Sub-
REMOVAL. To remove the clutch actua-
s e c t i o n 4C.
tor, proceed as follows:
1. Disconnect the electrical leads to the
CLUTCH CONTROL (2100J1152)
motor.
ADJUSTMENT. To adjust the clutch,
2. Remove the attaching hardware from
proceed as follows (see Figure 4B-1 on
both ends of the actuator.
1. With the clutch in neutral position and
3. Remove the actuating assembly to a
clean work area.
lever (01) in enaged position as shown,
install actuator (05) and secure with pin
DISASSEMBLY. To disassemble the
(02), washers (04) and cotter pin (03).
clutch actuating assembly, proceed as
Adjust actuator (05) to 10.94" between
follows (see Figure 4B-2 on page 4B-4):
mounting eyes by turning rod end (06)
by hand.
1. Remove the four screws from the
screw housing end and the other screw
2. AppIy grease to the rod of plunger
from the gear housing end.
(07).
2. Remove the gear housing and the re-
3. Check that the plunger groove of
duction gear.
plunger (07) is engaged with reverse
switch (08) at its deepest position.
3. Loosen the nuts and washers, then
remove the motor.
4. Locate rod end (09) with its mating
hole in adapter plate (10) by turning the
4. Carefully check the location of the
threaded portion of the rod eye as need-
small groove end of the grooved pin and
ed. Secure with lockwasher (11) and
drive that end out of the screw clutch.
nut (12).
Remove the screw clutch from the actua-
tor screw. See the insert in Figure 4B-2
on page 4B-4.
CLUTCH ACTUATOR (88U24D1)
INSPECTION AND TESTING. Inspect
and test the actuator components as fol-
DESCRIPTION. The clutch is controlled
lows:
by an electrically operated actuator.
This actuator is simply a jack screw
1.
Inspect
the
reduction
gear
for
which is driven through a gear and
chipped or broken teeth.
clutch arrangement by a DC motor.
Subsection 4B
