TM 9-4520-272-14&P
FIELD (UNIT) MAINTENANCE
LARGE CAPACITY FIELD HEATER
NSN 4520-01-500-1534
CARBON MONOXIDE DETECTOR CABINET
INSPECT, TEST, REPLACE
INITIAL SETUP:
Tools
Personnel Required
Tool Kit, General Mechanics (Item 2, WP 0092
MOS 52C or MOS 63J
Materials/Parts
Equipment Condition
None required.
Heater shut down and cool. (WP 0005 00)
Main battery switch in the OFF position and
handle removed.
INSPECT
NOTE
The cabinet mounted carbon monoxide detector must be replaced every 5 years
regardless of the results of inspection or test. Refer to the section of this work package
entitled REPLACE for complete details on replacement.
1. Remove the eight hex head bolts (1) and washers (2) securing the fan compartment cover (3) to the
LCFH cabinet (4).
2. Remove the fan compartment cover (3) to expose the carbon monoxide detector (5).
3. Inspect the carbon monoxide detector (5) enclosure for cracks, punctures, or any other damage that
would prevent the detector from operating properly. If damaged, replace the detector as detailed in
the section of this work package entitled REPLACE.
4
2
3
1
0025 00-1
