NOTE: If the CAB needs to be replaced, the rear axle type and tire revolutions per mile must be programed into the new CAB. For axle type refer to Group 3 Differential and Driveline. For tire revolutions per mile refer to Group 22 Tire and Wheels. To program the CAB refer to the Chassis Diagnostic Manual.
REMOVAL
(1) Push the CAB harness connector lock to release the lock and remove the connector (Fig. 7) from the controller.
(2) Remove the RWAL valve harness connector from the controller.
(3) Remove the controller mounting screws and remove the controller from the mounting bracket (Fig. 7).
INSTALLATION
(1) Position the controller on the bracket.
(2) Install the mounting screws and tighten to 6 N*m (53 in. lbs).
(3) Install the RWAL valve harness connector into the controller.
(4) Install the CAB harness connector into the controller and push down on the connector lock.
Fig. 7 RWAL Controller
1 - CAB CONNECTOR LOCK
2 - RWAL CONNECTOR
3 - MOUNTING SCREWS