TM 5-2410-240-10
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OPERATOR CONTROLS AND INDICATORS CONTINUED
Heater and Air Conditioning Controls
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Figure 12. Heater and Air Conditioning Controls.
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KEY
COMPONENT
DESCRIPTION
1
Fan Speed Switch
Turn switch counterclockwise to OFF position. Turn switch
clockwise to operate fan from low, medium, high, and maxi-
mum speeds.
To pressurize cab to prevent dust entry when neither heating
nor cooling is desired, adjust fan speed and temperature to
comfortable levels. DO NOT activate air conditioning.
2
Temperature Variable Control
Adjust temperature from minimum (full left) to maximum (full
right).
3
Air Conditioning Switch
Push left side of switch to activate air conditioning.
Return switch to center position to deactivate air conditioning.
Push right side of switch to activate Automatic Temperature
Control (ATC). ATC will heat or cool cab to maintain desired
temperature. Increase fan speed as necessary if temperature
does not stay at desired level.
To defrost or defog windows, activate air conditioning and
adjust fan speed and temperature to desired levels to lower
moisture level in cab.
