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JR
ICU (INTEGRATED CONTROL UNIT) (Continued)
Fig. 22 Brake Pedal Holding Tool Installed (Typical)
1 - CLUTCH PEDAL (IF EQUIPPED WITH MANUAL TRANSAXLE)
2 - THROTTLE PEDAL
3 - BRAKE PEDAL HOLDING TOOL
4 - STEERING WHEEL
5 - DRIVER'S SEAT
6 - BRAKE PEDAL
(7) Remove the four chassis brake tubes going to
each brake, mounted in-line across the top of the
junction block (Fig. 23).
Fig. 23 BRAKE TUBE FITTINGS
1 - SECONDARY BRAKE TUBE FROM MASTER CYLINDER
2 - CAB CONNECTOR
3 - CHASSIS TUBES TO BRAKES
4 - PRIMARY BRAKE TUBE FROM MASTER CYLINDER
(8) Disconnect the 24-way wiring harness connec-
tor from the CAB (Fig. 23) using the following proce-
dure. Grasp the lock on the 24-way connector and
pull it up from the connector as far as possible. This
will unlock and raise the connector out of the socket
on the CAB.
(9) Remove the three bolts fastening the ICU to its
mounting bracket (Fig. 24). Remove the ICU from
the vehicle.
Fig. 24 ICU MOUNTING BOLTS
1 - MOUNTING BOLTS
2 - ICU MOUNTING BRACKET
(10) To separate the HCU from the CAB, (Refer to
5
-
BRAKES/HYDRAULIC/MECHANICAL/ICU
(INTEGRATED CONTROL UNIT) - DISASSEMBLY).
DISASSEMBLY - ICU
(1) Remove the ICU from the vehicle. (Refer to 5 -
BRAKES/HYDRAULIC/MECHANICAL/ICU
GRATED CONTROL UNIT) - REMOVAL)
(2) Disconnect the pump/motor wiring harness
from the CAB (Fig. 20).
(3) Remove the 4 bolts (Fig. 25) attaching the CAB
to the HCU.
Fig. 25 (TYPICAL) CAB Attaching Bolts
1 - MOUNTING BOLTS
2 - CAB
3 - HCU VALVE BLOCK
BRAKES - ABS
5 - 67
(INTE-
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