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 301 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.

0050 00-9

Change 1

INDICATION/CONDITION

DECISION (NO/YES)

PROCEDURAL STEPS

8.

Is air escaping from air

spring bladder?

No

Go to (Indication/Condition

9).

1.

Charge trailer air system

(TM 9-2320-392-10).

Yes

Replace air spring bladder

(WP 0096 00).

2.

Raise handle on drawbar lift

control valve.

3.

Apply soapy water solution

to air spring bladder.

4.

Look for bubbles to show air

escaping from air spring

bladder.

5.

Release drawbar lift control

handle.