TM-9-2320-272-23-3
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 3 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-3 - Page 975 of 1469
INSTALLATION
NOTE
•
If new valve is being installed, use fittings from old valve.
•
Wrap all male pipe threads with antiseize tape before installation.
1.
Install three adapter fittings (Figure 2, Items 7, 9, and 12) on control valve (Figure 2, Item 1).
2.
Install control valve (Figure 2, Item 1) on upper steering column (Figure 2, Item 6) with clamp
(Figure
2,
Item
5), tab (Figure 2, Item 2), two washers (Figure 2, Item 3), and screws (Figure 2, Item 4).
3.
Connect line (Figure 2, Item 8) to adapter fitting (Figure 2, Item 7).
4.
Connect delivery line (Figure 2, Item 11) to adapter fitting (Figure 2, Item 12).
5.
Connect vent line (Figure 2, Item 10) to adapter fitting (Figure 2, Item 9).
11
M6252DAA
6
2
3
4
5
1
12
10
8
7
9
Figure 2.
Trailer Airbrake Hand Control Valve Installation.
END OF TASK
FOLLOW-ON MAINTENANCE
Start engine and allow air pressure to build to normal operating range. Check for air leaks at hand control valve.
Road test vehicle. (TM 9-2320-272-10)
END OF TASK
END OF WORK PACKAGE
TM 9-2320-272-23-3
0472
0472-4
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