TM 9-2330-392-14&P 2-6 Change 2 Table 2-1. Operator’s Preventive Maintenance Checks and Services for M1101, M1102, and Trailer Chassis Item No. Interval Location Procedure Not Fully Mission Capable If: Item To Check/ Service NOTE • Review all WARNINGs, CAUTIONs, and NOTEs before performing PMCS. • Perform all PMCS checks if: a. You are the assigned operator but have not operated the trailer since the last weekly checks. b. You are operating the trailer for the first time. 1 Before Lunette Ring Check lunette for secure mounting or obvi- ous damage. 2 Before Brake Actuator Assembly a. Inspect area where front roller pin goes through brake actuator housing for dam- age and abnormal wear. a. Damage is evident. b.    Inspect   master   pin   that   goes   through middle  rear  area  of  brake  actuator  for signs of wear or damage. b.    Damage is evident. c. Ensure   that   mounting   nuts   and   bolts securely  fasten  brake  actuator  assembly to drawbar. c. Nuts  and  bolts  missing  or  dam- aged. d.    Visually   check   brake   breakaway   cable and   breakaway   lever   for   damage   and missing   parts.   Check   that   breakaway lever is in down position. d.    Cable or lever is missing or dam- aged. WARNING Drawbar  is  heavy-up  to  420  lb  (190.5  kg)  loaded  tongue  weight.  Use  the front  support  leg  crank  to  raise  and  lower  trailer  drawbar  when  coupling and uncoupling trailer. If support leg assembly is inoperative, remove load from trailer or use four or more persons to lift drawbar. 3 Before Front Support Leg Check front support leg for damage, missing parts,    and    proper    operation.    Check    that caster    moves    freely    and    handle    can    be cranked   up   and   down   to   raise   and   lower trailer. 4 Before Handbrake Lever (Left) Check handbrake lever for damage or miss- ing   parts.   Check   that   the   handle   can   be engaged  and  released.  Adjust  as  necessary (para 2-14). Damage is evident or handbrake fails to operate correctly.