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  PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)  INCLUDING LUBRICATION INSTRUCTIONS - Continued 0052 00  0052 00-15 Change 1  Before PMCS Procedures for Trailer - Continued  Table 5. Preventive Maintenance Checks and Services (PMCS) - Before - Continued.  ITEM  NO.  INTERVAL MAN-  HOUR  ITEM TO BE  CHECKED OR  SERVICED  CREWMEMBER  PROCEDURE  EQUIPMENT  NOT READY/  AVAILABLE  IF:  6 Before Air Bag  Suspension (all  four)  Check air bags (10), suspension  components, and attaching  hardware for any sign of damage,  looseness, wear, cracks, or cuts.  Attaching  hardware is  loose or air  bags (10) are  cracked, cut or  unable to hold  75 psi.