TM 9-4520-272-14&P
0010 00
Table 1. Operator Preventive Maintenance Checks and Services.
ITEM INTERVAL LOCATION
PROCEDURE
NOT FULLY MISSION
NO.
CAPABLE IF:
ITEM TO
CHECK/SERVICE
2
Before
Operator Control
Operator control box is
CAUTION
Box
cracked, dented, or
Be sure to perform ONLY a visual
otherwise damaged as
check of the POWER switch for
to prevent a
damage. DO NOT flip the switch to
weathertight seal or
the ON position.
normal operation.
Perform a visual check of the operator
POWER switch is
control box (1) and verify that the
damaged.
POWER switch (2) and FUEL
SELECTOR switch (3), FAULT RESET
FUEL SELECTOR
switch (4), VENT switch (5), and
switch is damaged.
TEMPERATURE control (6) are
undamaged.
FAULT RESET switch
is damaged.
VENT switch is
damaged.
TEMPERATURE
control is damaged.
LED display is cracked
Check the LED display (7) and ensure
or broken.
that it is not cracked or otherwise
damaged.
Thermistor is bent or
Check that the thermistor (8) is not bent
damaged.
or otherwise dam aged.
WARNING
During
Periodically monitor the operator control
Fault codes appear
during continuing
box (1) during operation of the LCFH. If
operation of the LCFH.
fault code H561 or H562 appear while
the LCFH continues to run, contact unit
maintenance.
3
Before
Operator Control
Operator control box
Check operator control box cable (9) and
Box Cable
cable insulation is cut
verify that insulation and connectors are
or otherwise damaged
clean and undamaged.
exposing wires.
Connectors are
dented, bent, or
otherwise damaged,
preventing a secure
0010 00-3
