TM-9-2320-428-10
TRUCK, CARGO, 8X8, M977
TECHNICAL MANUAL; OPERATOR'S MANUAL
JUNE 2009
TM-9-2320-428-10 - Page 167 of 1072
Table 1.
Heater Compartment Controls and Indicators. - Continued
Key
Control/
Indicator
Function
4
JACOBS ®
ENGINE
BRAKE HIGH/
LOW Switch
Selects number of engine cylinders used for engine braking
action. HIGH position provides maximum braking. LOW
position provides less engine braking.
5
Wiper Control
(Driver Side)
Controls operation of driver side windshield wiper.
6
Wiper Control
(Passenger
Side)
Controls operation of passenger side windshield wiper.
7
WASHER
Control
Controls spray of cleaning fluid on windshield.
8
Light Control
Controls all electrical power to all parts of lighting system.
TM 9-2320-428-10
0022
0022-3
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