UNIT MAINTENANCE INSTRUCTIONS
ARMY SPACE HEATER H-140
SIDE REAR DOOR AND SIDE FRONT DOOR ASSEMBLIES
REMOVAL, DISASSEMBLY, REPAIR, ASSEMBLY, INSTALLATION
Tools and Special Tools
Automotive general mechanic's tool kit
ASH disconnected from power source
Contact with hot components can cause burns. Allow ASH to cool down before attempting service,
inspection, or maintenance activity.
Side rear door and side front door assemblies are similar in construction. The differences are in the size
and the number of rivets used to secure the hinges. The side rear door is smaller and uses four rivets while
the side front door is larger and uses five rivets. Procedures are typical for both door assemblies.
Open either door (1).
Remove insulation (2).
Remove nut (3), lockwasher (4), screw (5), and ground wire (6). Discard lockwasher.
Drill out rivets (7) from hinge (8) and frame (9).