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Home >> Cadillac >> 1977 >> Seville >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Automatic Temperature Control >> Control System Components >> Circuit Board Electrical Switch
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Circuit Board Electrical Switch

Mounted on underside of control panel baseplate. Switch pads contained on the board are contacted by wiper contacts attached to and positioned by the selector lever on the control panel. Movement of the selector lever places the wiper contacts in the proper position to provide electrical circuit connections required to obtain a desired mode of system operation.