TM 10-3930-675-10
0005 00-23
OPERATION UNDER USUAL CONDITIONS - CONTINUED
0005 00
OPERATE HEATER AND DEFROSTER - CONTINUED
OPERATE AIR CONDITIONER
1.
Start engine and bring truck to normal operating temperature.
2.
Press air conditioning control switch to the ON position.
3.
Rotate air conditioner temperature control switch clockwise to desired position, to control air conditioner output within
the cab.
4.
Rotate fan switch clockwise to adjust fan speed from low to high.
5.
Press cab air circulation control switch to select either of two options, recirculated or fresh air within the cab.
NOTE
Air vents are located at each rear corner of cab, as well as on instrument panel.
6.
Control air flow as needed by adjusting louvered openings of air vents.
AIR
VENT
HEATER AND
DEFROSTER
SELECTION
SWITCH
FAN
SWITCH
HEATER
TEMPERATURE
CONTROL
SWITCH
AIR
VENT
CAB AIR CIRCULATION
CONTROL SWITCH
AIR
VENT
FAN
SWITCH
AIR CONDITIONING
CONTROL
SWITCH
AIR CONDITIONER
TEMPERATURE
CONTROL
SWITCH
AIR
VENT
CAB AIR CIRCULATION
CONTROL SWITCH
