TM 9-4520-271-14
UNIT MAINTENANCE INSTRUCTIONS
ARMY SPACE HEATER H-140
NSN 4520-01-477-0568
COMBUSTION AIR FAN ASSEMBLY
REMOVAL, DISASSEMBLY, INSPECTION, REPAIR, ASSEMBLY, INSTALLATION
INITIAL SETUP:
Materials/Parts
Test Equipment
Gasket (item 72, WP 0047 00)
None
Lockwasher (item 28, WP 0062 00)
Wire marker tag (item 25, WP 0061 00)
Tools and Special Tools
Wire tie (item 24, WP 0061 00)
Automotive general mechanic's tool kit
(item 10, WP 0058 00)
Gasket punch (item 6, WP 0058 00)
Equipment Condition
ASH disconnected from power source
Shears (item 6, WP 0058 00)
Top panel assembly removed (WP 0021 00)
Personnel Required
One
References
None
WARNING
Contact with hot components can cause burns. Allow ASH to cool down before attempting service,
inspection, or maintenance activity.
REMOVAL
1.
Open side front door (1) and side rear door (2).
2.
Remove two nuts (3), lockwashers (4), and washers (5) from 3 o'clock and 9 o'clock positions on fan mount bracket (6).
Discard lockwashers.
3.
Remove clamp (7) wire bundle (8), clamp (9), and fuel line (10).
4.
Cut wire ties as required.
0033 00-1
