TM  5-5420-209-12 Location Interval Item  To  be  Inspected Equipment  Is  Not Item  to Procedure Ready/Available  If Service/Check 17 Before Bridge  Latch Inspect  brackets,  supports  and  pins  for  cracks, Cracks,  broken  welds broken  welds  and  deformation. noted  or  deformation causes  binding. Inspect  springs  for  deformation  and  stretching. Springs   stretched. 18 Before Lower  Lock Inspect  screw  and  threads  for  cracks,  burrs, Screw will not extend or Drive nicks  and  deformation. retract  drive  pin  properly. Inspect trunions, and drive pin for cracks. Cracks or broken welds Inspect cover bumpers and supports for noted. broken  welds  and  deformation. NOTE Yokes  are  secured  by headless pins, flat washers and  cotter  pins.  Ensure  yokes are  secured  properly.  Severe equipment  failure  or  personnel injury  may  result. 19 Before Male  yoke Inspect  for  cracks,  deformation  and  elongation Cracks  noted  or of  eye. deformation/elongation prevent  proper operation. 20 Before Female  Yoke Inspect  for  cracks,  deformation  and  elongation Cracks  noted  or of  eye. deformation/elongation prevent  proper operation. 21 Before Hydraulic Inspect cylinder, lines and fittings for cracks, Class II or III leak noted. Cylinder compression,  and  leakage. 22 Before Hydraulic  Line Ensure line is properly secured at upper link Line  is  not  secured and  to  roadway  ponton. properly. Inspect  for  cuts,  chaffing  and  leakage. Class II or III leak noted. 23 Before Foldlock Inspect  brackets,  supports  and  pins  for  cracks, Cracks,  broken  welds Latches broken  welds  and  deformation. noted  or  deformation causes  binding. Inspect  springs  for  deformation  and  stretching. Springs   stretched. 24 Before Unfolding Inspect  cover  plate,  spring  pins,  pins,  lever, Broken welds noted or Mechanism and  link  for  cracks,  broken  welds  and deformation   prevents deformation. mechanism  from functioning  properly. 25 Before Tagline Bar Inspect  for  broken  welds  and  deformation. Table  2-11. Operator  Preventive  Maintenance  Checks  and  Services  (PMCS)  for  the  Ramp  Bay  cont. 2-29