FIELD MAINTENANCE
DRAWBAR WILL NOT RAISE OR REMAIN RAISED
INITIAL SETUP:
Tools and Special Tools
MSD/ICE, Test Set, Electronic Systems
(WP
0194, Table 1, Item 27)
MSD-V2, Test Set, Electronic Systems
(WP
0194, Table 1, Item 28)
Tool Kit, General Mechanic’s: Automotive
(WP
0194, Table 1, Item 47)
Personnel Required
Wheeled Vehicle Mechanic (2)
References
WP
0004
References (cont.)
WP
0067
WP
0068
WP
0081
WP
0082
WP
0083
WP
0084
WP
0103
Equipment Condition
Parking brake applied (TM 9-2330-342-10).
(WP
0190)
Wheels chocked (TM 9-2330-342-10). (WP
0190)
TROUBLESHOOTING PROCEDURE
DRAWBAR WILL NOT RAISE OR REMAIN RAISED
STEP 1
Is drawbar free of damage or binding?
NOTE
•
125 ± 5 psi (861 ± 34 kPa) must be supplied to trailer air system before
troubleshooting can begin.
•
Air lines and valves listed in this troubleshooting procedure are illustrated and located
in Air System Schematic.
1.
Raise and lower drawbar and inspect drawbar for damage and binding at connections to trailer frame. Refer
to TM 9-2330-342-10 (WP
0190).
DRAWBAR
Figure 1.
Drawbar.
TM 9-2330-342-23&P
0028
0028-1