TM-9-2330-334-13-P

FAMILY OF MEDIUM TACTICAL VEHICLES (FMTV) LOAD HANDLING SYSTEM TRAILER (LHST) M1147A1

TECHNICAL MANUAL; OPERATOR AND FIELD LEVEL MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST (RPSTL)

DECEMBER 2013

CHANGE 1

TM-9-2330-334-13-P - Page 300 of 1184

TM 9-2330-334-13&P

DRAWBAR DOES NOT RAISE/LOWER -Continued

0050 00

PNEUMATIC TROUBLESHOOTING - Continued

Table 1.

Drawbar Does Not Raise/Lower - Continued.

Change 1

0050 00-8

INDICATION/CONDITION

DECISION (NO/YES)

PROCEDURAL STEPS

7.

Is air escaping from pressure

relief valve?

No

Go to (Indication/Condition

8).

1.

Charge trailer air system

(TM 9-2320-392-10).

Yes

Replace pressure relief

valve (WP 0068 00).

2.

Raise handle on drawbar lift

control valve.

3.

Listen and feel for air

escaping from pressure relief

valve.

4.

Release drawbar lift control

handle.