TM-9-2320-428-10
TRUCK, CARGO, 8X8, M977
TECHNICAL MANUAL; OPERATOR'S MANUAL
JUNE 2009
TM-9-2320-428-10 - Page 165 of 1072
OPERATOR MAINTENANCE
HEATER COMPARTMENT CONTROLS AND INDICATORS
CONTROLS AND INDICATORS INTRODUCTION
This section displays the location and describes the use of heater compartment controls
and indicators which are used in the operation of HEMTT series vehicles. Controls and
indicators described in this section are the same for all vehicles, except where otherwise
indicated.
LOCATION AND USE OF CONTROLS AND INDICATORS
Know the location and proper use of every control and indicator before operating HEMTT
series vehicles. Separate illustrations with keys are provided for learning about heater
compartment controls and indicators.
Table 1.
Heater Compartment Controls and Indicators.
Key
Control/
Indicator
Function
JACOBS
CAUTION
ENGINE BRAKE
9
8
5
6
7
4
3
2
1
Figure 1.
1
Hydraulic
Selector
OFF position: The LHS is not operational. This mode is used
for transport.
TM 9-2320-428-10
0022
0022-1
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