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 298 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 00-6

INDICATION/CONDITION

DECISION (NO/YES)

PROCEDURAL STEPS

5.

Does air hose 001 have any

kinks, holes, leaks?

No

Replace brake protection

valve (WP 0075 00).

1.

Connect hose 003 to

drawbar lift control valve

port A.

Yes

Replace air hose 001.

2.

Apply soapy water solution

to air hose 001, fittings, and

port P.

3.

Check air hose 001 between

drawbar lift control valve

and brake protection valve

for bubbles indicating holes

or leaks.

4.

Check fittings for bubbles

indicating leaks.