TM-9-2320-386-10
2-1/2-TON, 6X6, M44A3 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; EXTENDED SERVICE PROGRAM (ESP); OPERATOR’S MANUAL
JANUARY 1996
TM-9-2320-386-10 - Page 37 of 223
TM 9-2320-386-10
2-4
Change 1
Key
Item and Function
1
Speedometer/odometer indicates vehicle speed in miles per hour (mph) and
total distance traveled in miles. Tripmeter indicates distance traveled in
kilometers.
2
Tachometer indicates engine speed in revolutions per minute (rpm) and operat-
ing time in hours and tenths of hours. Normal idle speed is 750-850 RPM.
3
Engine coolant temperature gauge indicates temperature of engine coolant.
Normal operating temperature is 160°-230°F (71°-110°C).
4
Transmission temperature gauge indicates temperature of transmission oil when
engine is running. Normal operating temperature is 160°-300°F (71°-149°C).
5
Low air pressure indicator light indicates air pressure in air reservoirs is
below 60 psi (414 kPa).
6
Air pressure gauge indicates air pressure in reservoir tanks. Normal pres-
sure is 90-120 psi (586-827 kPa).
7
Battery gauge indicates when batteries are charging or discharging.
8
Parking brake indicator light indicates parking brake has been engaged.
9
Fuel gauge indicates fuel level in fuel tank.
10
High beam indicator shows headlights are on high beam.
11
Oil pressure gauge indicates engine oil pressure when engine is running.
Normal operating pressure is 35-70 psi (241-483 kPa).
12
Diagnostic Connector Assembly (DCA) connects the Vehicle Test Meter
(VTM) to the vehicle’s test points for STE/ICE-R.
2-3. CHASSIS CONTROLS AND INDICATORS (Contd)
1
2
3
4
5
6
7
8
9
10
11
12
Back to Top
