Chrysler Conquest 1988 Service Manual page 903

AIR CONDITIONING - General Information
24-27
FAN CONTROL MODES
FAN CONTROL SYSTEM
This system detects the air conditioner operating state and
coolant temperature through the information from the air
conditioner switch, pressure switch and thermosensor, and
controls the operation of radiator fan and pusher fan
Fan operation
Status of
switches
and
sensors
Radiator Radiator Pusher
fan motor fan motor fan motor
Engine No. 1 No. 2
Air con-
ditidner
Pressure
coolant Thermo- Thermo-
switch
temper- sensor
sensor
switch ature No. 1 No. 2
switch ON OFF ON OFF ON OFF
OFF OFF 0 0 0
OFF - - ON OFF 0 0 0
ON ON 0 0 0
ON OFF OFF 0 0 0
ON ON OFF 0 0 0
OFF
ON ON ON 0 0 0
OFF ON ON 0 0 0
ON
ON OFF OFF 0 0 0
ON ON OFF 0 0 0
OFF
ON ON ON 0 0 0
OFF ON ON 0 0 0
Remarks:
Contact operating pressure and temperature
Pressure switch: 1,912 kPa (277 psi) -+ ON
Engine coolant temperature switch: 113°C (235°F) -+ OFF
Thermosensor No. 1: 85°C (185°F) -+ ON
Thermosensor No. 2: 100°C (212°F) + ON