TM-9-2320-272-24-4
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 4 OF 4
JUNE 1998
TM-9-2320-272-24-4 - Page 669 of 836
TM 9-2320-272-24-4
Section II. MAINTENANCE ALLOCATION CHART (Contd)
(1)
(2)
(3)
(4)
Maintenance Category
(5)
(6)
Group
Maintenance
Unit
Tools and
Number
Component/Assembly
Function
C
O
F
H
Equipment
Remarks
COOLING SYSTEM (Contd)
0505
Drivebelt, Fan
Inspect
0.1
A
(Contd)
Replace
0.3
2 thru 5
Fan Actuator*
Inspect
0.1
A
Replace
0.8
2 thru 5
0507
Aftercooler, Engine*
Inspect
0.3
Replace
1.0
2 thru 5
06
ELECTRICAL SYSTEM
0601
Alternator
Inspect
0.1
Adjust
0.6
6 thru 9
Test
0.5
2 thru 5
Replace
1.0
2 thru 5
Repair
1.0
6 thru 9
Belt, Alternator
Inspect
0.1
A
Adjust
0.2
2 thru 5
Replace
0.3
2 thru 5
0603
Starter
Inspect
0.1
Test
0.5
2 thru 5
Replace
1.5
2 thru 5
Repair
1.0
6 thru 9
G
0606
Valve, Fuel Shutoff Electrical
Inspect
1.0
Replace
0.7
6 thru 9
0607
Switches and Circuit
Inspect
0.2
A
Breakers
Test
0.7
2 thru 5
Replace
1.0
2 thru 5
Instruments and Gauges
Inspect
0.1
A
Test
0.2
2 thru 5
Replace
1.0
2 thru 5
0608
Control, Directional Turn
Inspect
0.1
A
Indicator
Test
0.2
2 thru 5
Replace
0.5
2 thru 5
Repair
0.2
2 thru 5
Flasher
Inspect
0.1
A
Replace
0.5
2 thru 5
Box, Protective Control
Test
0.3
2 thru 5
Replace
0.7
2 thru 5
0609
Lights
Inspect
0.1
2 thru 5
A
Adjust
0.2
2 thru 5
Replace
0.5
2 thru 5
0610
Unit, Sending
Inspect
0.1
Replace
0.3
2 thru 5
Switch, Stoplight
Inspect
0.1
Replace
0.5
2 thru 5
Buzzer, Warning Control
Inspect
0.1
A
Replace
0.3
2 thru 5
* (M939A2 only)
B-11
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