DIRECT SUPPORT MAINTENANCE INSTRUCTIONS
ARMY SPACE HEATER H-140
HEAT EXCHANGER ASSEMBLY
REMOVAL, DISASSEMBLY, INSPECTION, REPAIR, ASSEMBLY, INSTALLATION
ASH disconnected from power source
Tools and Special Tools
Automotive general mechanic's tool kit
Control box cover assembly removed
Supply duct cover assembly removed
Loosen clamp (1) and disconnect hose (2).
Do not remove attaching hardware from two top locations.
Remove 5 nuts (3), 5 lockwashers (4), 14 washers (5), and 5 screws (6). Discard lockwashers.