TM 5-5420-234-14&P
DIRECT SUPPORT MAINTENANCE INSTRUCTIONS
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Contents
Page
Section I. Troubleshooting Procedures
Introduction to Logic-Tree Troubleshooting ................................................................................. 5-2
Table 5-1. Malfunction Index ........................................................................................................ 5-3
Direct Support Troubleshooting .................................................................................................... 5-4
Section II. Bridge Adapter Pallet Maintenance Procedures
General .......................................................................................................................................... 5-56
BAP Winch Repair ........................................................................................................................ 5-56
BAP General Welding Maintenance ............................................................................................. 5-68
Table 5-2. BAP Weld Joint Materials .......................................................................................... 5-73
Section III. Transporter Maintenance Procedures
General .......................................................................................................................................... 5-74
Main Frame Nose Support Bracket Replacement ......................................................................... 5-74
Front Compression Frame Mounting Bracket Replacement ......................................................... 5-76
Rear Compression Frame Mounting Bracket Replacement .......................................................... 5-77
Rear Roller Mounting Bracket Replacement (Model A Only) ..................................................... 5-78
Main Frame Repair ........................................................................................................................ 5-80
Hook Arm Repair .......................................................................................................................... 5-86
Hook Replacement ........................................................................................................................ 5-94
Compression Frame Replacement ................................................................................................. 5-96
Main Manifold Support Frame Replacement ................................................................................ 5-106
5-15.1 Load Handling System (LHS) Main Manifold/Bracket Replacement (Model B Only) ............... 5-106.2
Slave Quick Connect Coupling and Bracket Replacement (Model A Only) ................................ 5-108
Hydraulic Hose Replacement ........................................................................................................ 5-110
Hook Arm Hydraulic Tube (Main Frame) Replacement .............................................................. 5-112
Winch Hydraulic Tube (Compression Frame) Replacement ........................................................ 5-123
Winch Hydraulic Tube (Hook Arm and Main Frame) Replacement ............................................ 5-127
Winch Quick Disconnect Coupling Replacement ......................................................................... 5-131
Diverter Manifold Repair .............................................................................................................. 5-133
Hook Arm Manifold Repair (Model A Only) ............................................................................... 5-138
Main Frame Manifold Repair ........................................................................................................ 5-142
Directional Control Valve Replacement ....................................................................................... 5-148
Relief Valve Replacement ............................................................................................................. 5-150
Winch Relief Valve Replacement ................................................................................................. 5-152
Free Flow Valve and Coil Replacement ....................................................................................... 5-154
Main Manifold Block Replacement (Model A Only) ................................................................... 5-156
Hook Arm Cylinder Replacement ................................................................................................. 5-160
Main Frame Cylinder Replacement .............................................................................................. 5-166
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