TM 9-4520-271-14
DIRECT SUPPORT MAINTENANCE INSTRUCTIONS
ARMY SPACE HEATER H-140
NSN 4520-01-477-0568
HEAT EXCHANGER ASSEMBLY
REMOVAL, DISASSEMBLY, INSPECTION, REPAIR, ASSEMBLY, INSTALLATION
INITIAL SETUP:
Test Equipment
Equipment Condition
None
ASH disconnected from power source
Burner assembly removed (WP 0036 00)
Tools and Special Tools
Automotive general mechanic's tool kit
Control box cover assembly removed
(item 10, WP 0058 00)
Gloves (item 6, WP 0058 00)
Ignition transformer assembly removed
Jack assembly removed (WP 0042 00)
Personnel Required
Supply duct air screen removed (WP 0025 00)
Two
Supply duct cover assembly removed
References
Top panel assembly removed (WP 0021 00)
Materials/Parts
Lockwasher (item 28, WP 0062 00)
REMOVAL
1.
Loosen clamp (1) and disconnect hose (2).
CAUTION
Do not remove attaching hardware from two top locations.
2.
Remove 5 nuts (3), 5 lockwashers (4), 14 washers (5), and 5 screws (6). Discard lockwashers.
0054 00-1
