TM-9-2350-311-10
HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5
TECHNICAL MANUAL; OPERATOR’S MANUAL
NOVEMBER 1994
TM-9-2350-311-10 - Page 90 of 775
TM 9-2350-311-10
2-1
OPERATOR’S CONTROLS, INDICATORS, AND INSTRUMENTS - CONTINUED
2-1.3
Driver’s Fixed Instrument Panels
a.
Driver’s Fixed Instrument Panels for Engine Model 7083-7396
1
2
3
4
5
6
7
8
9
10
11
12
13
14
FUEL PRIME CONTROL SWITCH
FLAME HEATER CONTROL SWITCH
HI-BEAM INDICATOR LIGHT
PARKING BRAKE INDICATOR LIGHT
NBC POWER SWITCH
(M109A4/M109A5)
NBC INDICATOR LIGHT
(M109A4/M109A5)
DRIVING LIGHT CONTROL SWITCHES
FUEL GAGE CONTROL SWITCH
Activates the fuel prime pump.
Activates the flame heater.
Lights when headlights are on high beam.
Lights to indicate parking brake is set or not fully released.
Powers the NBC system.
Lights to indicate NBC power switch is in the ON position and
NBC system is activated.
Activate the driving lights.
Activates the upper and lower fuel tank transmitters for FUEL
gage readings.
BILGE PUMP CONTROL SWITCH
STARTER CONTROL SWITCH
SPEEDOMETER
AUXILIARY OUTLET
Activates the bilge pump.
Activates the starter motor.
Indicates vehicle speed.
Provides 24v power from electrical system to operate auxiliary
electrical equipment.
TACHOMETER
Indicates engine rpm.
PANEL LIGHT
Lights instrument panel. Panel lights can be activated when
driving control switch is in the “OFF” position.
2-6 Change 2
Back to Top
