TM 9-2350-277-20-5
REPLACE NBC AIR PURIFIER AND FRAME (M113A3 ONLY)
0775 00
THIS WORK PACKAGE COVERS:
Removal (page 0775 00-1).
Installation (page 0775 00-2).
INITIAL SETUP:
Maintenance Level
Unit
Tools and Special Tools
General Mechanic’s Tool Kit (WP 0926 00, Item 65)
Materials/Parts
Lockwasher
Lockwasher
Lockwasher
Lockwashers (5)
Lockwashers (20)
Personnel Required
Unit Mechanic
References
See your -10
See FM 21-40
TM 3-6680-316-10
Equipment Condition
Engine stopped (see your -10)
Carrier blocked (see your -10)
Battery ground strap disconnected (WP 0337 00)
REMOVAL
WARNING
Contaminated filters are hazardous to personnel. Use precautions when handling filters (see
FM 21-40). Dispose of filters using trained chemical environment personnel.
1.
Disconnect power cable (1) from air purifier (2).
NOTE
To replace the ground lead, the mounting hardware securing the driver’s heater to the welded
frame needs to be removed.
2.
Remove screw (3), lockwasher (4), and ground lead (5) from air purifier wiring harness connector (2). Install screw back
into connector. Discard lockwasher.
3.
If ground lead needs to be replaced, remove screw (6), three ground leads (5), lockwasher (7), washer (8), lockwasher
(9), and nut (10) securing driver’s heater under welded frame (11). discard lockwashers.
4.
Disconnect two hoses (12) from air purifier (2).
5.
Unfasten latch (13) and lift air purifier (2) from frame assembly (14).
6.
Remove five screws (15), lockwashers (16), washers (17), nuts (18), and frame assembly (14) from five mounts (19) and
(20). Discard lockwashers.
7.
Remove 16 screws (21), 32 washers (22), 16 lockwashers (23), nuts (24), and four mounts (19) from welded frame (11).
Discard locknuts.
0775 00-1
