Control Assembly: Testing and Inspection

BLOWER SWITCH








1. Check for continuity between terminals as shown below.
If continuity is not as specified, replace the switch.

AIR CONDITIONING SWITCH








1. Check for ccntinu1ty between terminals as shown below
If continuity is not as specified, replace the switch.

MODE CONTROL SWITCH
1. Connect the vacuum tester to black color hose of the vacuum connector.
2. Connect the vacuum hoses to mode control switch.
3. Clog the vacuum port far fresh/recircle control switch.





4. Check for vacuum hiss from the mode switch and vacuum hoses. and inspect for air flow between each hoses when the mode switch is at the each positions as shown above.

NOTE: "V" : make air flow with black hose.

If air flow is not as specified. replace the mode switch.

FRESH/RECIRCE BUTTON
1. Connect the vacuum tester to back color hose for the fresh/recircle control switch.





2. Check for vacuum hiss and air flow as shown.