TM 9-4520-272-14&P
0018 00
Table 1. Unit Preventive Maintenance Checks and Services.
ITEM
INTERVAL LOCATION/ITEM
PROCEDURE
NOT FULLY
NO.
TO
MISSION CAPABLE
CHECK/SERVICE
IF:
not functional.
9
1000 hours Fuel filter
Replace fuel filter per schedule (WP
Fuel filter clogged.
or as
required
10
1000 hours Alternator drive belt Inspect drive belt and adjust. Replace if
Belt worn, or
necessary (WP 0039 00).
damaged. Belt in
need of tensioning.
11
1000 hours Burner cone
Inspect and service burner cone (WP
Excessive carbon or
debris in burner
cone.
12
1000 hours Flexible Coupling
Inspect flexible coupling IAW WP 0033
Flexible coupling
slipping causing
system burner fuel
pressure to fall
below 200 psi.
13
1500 hours Alternator drive belt Replace drive belt (WP 0039 00).
Belt worn or
damaged.
14
Once per
Cabinet mounted
Test carbon monoxide (CO) detector in
CO detector does
year
carbon monoxide
heater cabinet, replace if necessary (WP
not operate.
detector
15
Once per
Heat exchanger
Test heat exchanger outlet temperature
Sensor damaged or
year
outlet temperature
sensor (WP 0055 00)
tests as open circuit
sensor
when heater not
operating.
16
Once per
Tires
Inspect tires and replace wheel retraction Tires damaged.
year
assembly if necessary (WP 0014 00).
17
Once per
Fuel Tank
Drain accumulated water from fuel tank
Water in fuel tank
year
18
Every 5
Operator Control
Replace carbon monoxide detector
This is a mandatory
years
Box and Cabinet
installed in operator control box IAW WP replacement.
Mounted Carbon
Monoxide Detectors
installed in cabinet IAW WP 0025.
0018 00-2
