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Home >> Buick >> 1969 >> Wildcat Base, Automatic Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Automatic Temperature Control >> Testing & Specifications >> Master Switch >> Compressor Ambient Switch

Compressor Ambient Switch

Switch closes at ambient temperature of 45°F. maximum (with rising temperature) and opens at ambient temperature of 25°F, minimum (with falling temperature). Use test light to check continuity through switch.