TM  5-5420-209-12 NOTE This PMCS use the one-look format, beginning with the Roadside Bow Ponton as viewed from  the  rear  of  bay  with  unfolding  cables,  clockwise. During PMCS, ensure that ALL components and assemblies are  correctly installed.   Incorrect installation  may  cause  additional  equipment  damage  or  failure. When checking or inspecting an item, also inspect all associated components for structural dam- age  and  loose,  broken  or  missing  hardware. Remove  rust  and  accumulated  corrosion  during  PMCS.  Corrosion  not  removed  promptly  will degrade  equipment  performance. Table 4-2. Unit Preventive Maintenance Checks and Services (PMCS) for the Ramp Bay. Location Item Interval Item To Be Inspected Equipment Is Not Item to Procedure Service/Check Ready/Available If NOTE To  effectively  perform  the following  steps,  bay  should  be down  loaded  from  transporter. NOTE Receptacle,  when  properly adjusted, will allow latch to seat snugly in strike catches. 1 Weekly Bridge Latch Ensure latch is adjusted properly. Receptacle Inspect brackets, shims and strike catches for Broken welds, binding or cracks, broken welds, binding and deformation  prevents deformation. engaging latch noted. 2 Weekly Tie Down Pin Check wear cap for cracks and that cap Broken welds noted or and Wear Cap rotates freely. erosion  of  surface  area Inspect pin weld seams for broken welds. prevents securing bay to Inspect pin for erosion of pin surface. transporter. 3 Weekly Skin Surface Inspect surface area for punctures, holes and Any damage which allow dents  exposing  interior  ribs. water into bay interior (If in doubt, perform soap bubble test). Inspect  seams  for  cracked/broken  welds. Cracked/broken   welds noted. 4 Weekly Tie Down Pin Check wear cap for cracks and that cap Broken welds noted or and Wear Cap rotates freely. erosion  of  surface  area Inspect pin weld seams for broken welds. prevents securing bay to transporter. Inspect pin for erosion of pin surface. 4-12 No.