TM  5-5420-209-12 Table  4-1.  Unit  Preventive  Maintenanee  Checks  and  Services  (PMCS)  for  the  Transporter  cont. Location Item Interval Item to Item To Be Inspected Equipment Is Not Service/Check Procedure Ready/Available If 34 Monthly    Cab  Protector Inspect for cracks and holes. Either  rib  eroded  more Bracket than 50%. 35 Monthly Locking Ensure cylinder engages front support bracket Cylinder  does  not Cylinder eye hole without binding or twisting bracket. extend or retract or Assembly Check cylinder shaft, lines and connectors for twists  bracket. leakage,  burrs,  nicks  compression  and Class II or III leak noted. scratches. Inspect  hoses  for  compression  and  leakage. Inspect cylinder bracket for cracks, broken welds and deformation. 36 Monthly Front  Support Ensure front support is properly secured to Support  is  incorrectly transporter. secured. Check seams and adjoining plates for cracks, Cracks or broken welds, broken welds and deformation. or deformation noted. 37 Monthly Boom Sheave Ensure sheave rotates with cables. Inspect  for  cracks,  gouges,  erosion  and deformation. 38 Monthly Boom Ensure boom can be fully raised and lowered. Boom  does  not  function properly. Check for cracks, broken welds, warping and Cracks or broken welds deformation. noted. 39 Monthly    Cable  Channel Inspect  for  warping  or  deformation. 40 Monthly    Cable  Rollers Ensure roller rotates with cable. Inspect for burrs, nicks and gouges. 41 Monthly    Center  Support Ensure center support is properly secured to Support  is  incorrectly transporter. secured. Check seams and adjoining plates for cracks, Cracks or broken welds, broken welds and deformation. or  deformation  noted. 42 Monthly    Bay  Guide Check plate for broken welds and deformation. Broken welds noted or Plate deformation   damages bays. NOTE Use  of  “U”  clamps  to  secure cable   is   authorized   only   in emergency  situation 4-10 No.