Pontiac FIREBIRD 1972 Service Manual page 94

CUSTOM AIR CONDITIONING IA-35
4 d
*A/C SWITCH AMBIENT S W r I
k u 3
THERMAL LIMITER
SUPERHEAT
SWl TCH
4
I
CLUTCH
*REPRESENTS A/C CONTROL SET
FOR COMPRESSOR OPERATION.
Fig.
1A-27
Low Refrigerant Charge Protection System
SWITCH
SENSING TUBE
SWITCH
TERMINAL
RETAINER
Fig. 1A-28 Superheat Shut-Off Switch in Rear Head