TM 9-2320-302-10
0004 00-13
DESCRIPTION AND USE OF OPERATOR'S CONTROLS
AND INDICATORS - CONTINUED
0004 00
INSTRUMENT PANEL - CONTINUED
Key
Control or Indicator
Function
33
FRESH/RECIRC Air
Button
Allows A/C, VENT, and HEAT modes to be used with
recirculated or fresh air. When mode control lever is
at HEAT/DEF or DEF, system draws in fresh air
regardless of button setting. When MAX A/C is
selected, system draws recirculated air regardless of
button setting.
34
Fan Switch
Controls four-speed fan. Positions are OFF, 1, 2, 3,
and 4. Position 4 is maximum fan speed.
35
Mode Control Lever
Allows selection of modes of operation. Modes are
MAX A/C, A/C, VENT, HEAT, HEAT/DEF, and DEF.
Lever must be set to HEAT for arctic heater to
operate.
36
Temperature Control
Lever
Allows selection of a full range of temperatures from
COOL to WARM.
37
12V Utility Outlet
Provides 12V power for connection of utility
equipment such as a work light.
