TM-9-2320-334-13&P LHST Operator, Field and Parts Manual M1147A1 Trailer Download
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TM 9-2330-334-13&P  FLATRACK LOCKS DO NOT RELEASE/LOCK -Continued 0049 00  PNEUMATIC TROUBLESHOOTING - Continued  Table 1. Flatrack Locks Do Not Release/Engage - Continued.  0049 00-5 Change 1  INDICATION/CONDITION DECISION (NO/YES) PROCEDURAL STEPS  4. Does air hose 107 have any  kinks, leaks, or holes?  No. Replace flatrack air  chamber (WP 0107 00).  1. Connect air hose 107 to  flatrack lock push/pull valve.  Yes. Replace air hose 107. 2. Apply soapy water to air  hose 107 and connection  points.  3. Pull handle of flatrack lock  push/pull valve out.  4. Look for bubbles escaping  from hose indicating leaks  and examine hose for kinks.