TM 9-4520-271-14
UNIT MAINTENANCE INSTRUCTIONS
ARMY SPACE HEATER H-140
NSN 4520-01-477-0568
SUPPLY AND RETURN DUCT AIR SCREENS
REMOVAL, INSPECTION, INSTALLATION
INITIAL SETUP:
Materials/Parts
Test Equipment
Lockwasher (item 27, WP 0062 00)
None
Wiping rag (item 14, WP 0061 00)
Tools and Special Tools
Automotive general mechanic's tool kit
Equipment Condition
ASH disconnected from power source
(item 10, WP 0058 00)
Supply and return duct cover assemblies
Personnel Required
removed (WP 0024 00)
One
References
None
WARNING
Contact with hot components can cause burns. Allow ASH to cool down before attempting service,
inspection, or maintenance activity.
NOTE
Procedures are typical for the supply and return duct air screens.
REMOVAL
1.
Remove four nuts (1), lockwashers (2), screws (3), eight washers (4), four spacers (5), and duct air screen (6). Discard
2.
Repeat step 1 to remove second duct air screen (6).
0025 00-1
