TM 9-4520-271-14
UNIT MAINTENANCE INSTRUCTIONS
ARMY SPACE HEATER H-140
NSN 4520-01-477-0568
SIDE REAR DOOR AND SIDE FRONT DOOR ASSEMBLIES
REMOVAL, DISASSEMBLY, REPAIR, ASSEMBLY, INSTALLATION
INITIAL SETUP:
Materials/Part
Test Equipment
Gasket (item 55, WP 0047 00)
None
Gasket (item 56, WP 0047 00)
Gasket (item 57, WP 0047 00)
Tools and Special Tools
Gasket (item 58, WP 0047 00)
Automotive general mechanic's tool kit
Gasket (item 59, WP 0047 00)
(item 10, WP 0058 00)
Gasket (item 60, WP 0047 00)
Blind riveter (item 2, WP 0058 00)
Insulation (item 28, WP 0047 00)
Drill (item 6, WP 0058 00)
Insulation (item 29, WP 0047 00)
Drill bit (item 6, WP 0058 00)
Lockwasher (item 21, WP 0062 00)
Gasket punch (item 6, WP 0058 00)
Rivet (item 7, WP 0062 00)
Shears (item 6, WP 0058 00)
Rivet (item 8, WP 0062 00)
Rubber adhesive (item 1, WP 0061 00)
Personnel Required
One
Equipment Condition
ASH disconnected from power source
References
None
WARNING
Contact with hot components can cause burns. Allow ASH to cool down before attempting service,
inspection, or maintenance activity.
NOTE
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.
REMOVAL
1.
Open either door (1).
2.
Remove insulation (2).
3.
Remove nut (3), lockwasher (4), screw (5), and ground wire (6). Discard lockwasher.
4.
Drill out rivets (7) from hinge (8) and frame (9).
0023 00-1
