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Control Module HVAC: Service and Repair

FIG. 18 Variable Blower/Controller High Blower Relay:





Variable Blower Speed Controller

(VBSC)-ATC Systems Only

Removal

1. Disconnect the wire harness connector from the blower controller (VBSC) assembly.

2. Remove the two blower controller (VBSC) assembly retaining screws securing the blower controller (VBSC) board to the evaporator case assembly (Fig. 22).

3. Remove the blower controller (VBSC) assembly.


Installation

1. Position the blower controller (VBSC) assembly in the opening in the evaporator case assembly.

2. Install the two blower controller (VBSC) assembly retaining screws.

3. Connect the blower controller (VBSC) wire harness and check blower for proper operation.
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