Control Assembly; Temperature Door Cable Adjustment; Master Switch And/Or Blower Switch - Chevrolet LIGHT DUTY TRUCK (SERIES 10-35) Service Manual

UPPER CENTER DISTRIBUTOR DUCT
LEFT DISTRIBUTOR DUCT A N D
FOOT COOLER
CONTROL ASSEMBLY - CK MODELS
Removal (Fig. 1B-41)
1. Disconnect the battery ground cable.
2. Remove the radio as outlined in Section 9 of this'
manual.
3. Remove the instrument panel bezel.
4. Remove the control to instrument panel screws and
lower the control far enough to gain access to the control
assembly.
CAUTION: Be careful not to kink the
bowden cable.
5. Disconnect the bowden cable, vacuum 'harness and
electrical harness at the control.
6. Remove the control.
7. If a new unit is being installed, transfer the master
blower switches to the new control.
8. To reinstall, reverse Steps 1-6 above. Check control
operation.
Fig. 1B-39--Air Selector and Ducts (C-K Models)

TEMPERATURE DOOR CABLE ADJUSTMENT -

CK MODELS
assembly.
selector duct assembly.
hold while tightening cable attaching screw.

MASTER SWITCH AND/OR BLOWER SWITCH

CK MODELS
assembly.
Replacement
allow control to rest on top of the radio.
electrical harness (and vacuum harness on master switch)
at the switch and remove the switch assembly.
AIR CONDITIONING
RIGHT H A N D OUTLETS
LOWER CENTER DISTRIBUTOR DUCT
1. Remove glove box and door assembly.
2. Loosen the cable attaching screw at the selector duct
3. Make sure the cable is installed in the bracket on the
4. Place temperature lever in full COLD position and
The master switch is located on rear of the control
1. Disconnect the battery ground cable.
2. Remove the instrument panel bezel.
3. Remove the control to instrument panel screws and
4. Remove the switch to control screws, disconnect the
5. To install a new switch, reverse Steps 1-4 above.
IB -4 3
LIGHT T R U CK SER V IC E MANUAL