TM 9-4520-272-14&P
OPERATOR MAINTENANCE
LARGE CAPACITY FIELD HEATER (LCFH)
TROUBLESHOOTING PROCEDURES
INITIAL SETUP:
Tools
Personnel Required
None required
MOS non-specific
Materials/Parts
Equipment Condition
None required
Place power switch to OFF position after fault
code is displayed.
Heater shutdown and post-purge complete.
Heater cool.
WARNING
Hearing protection should be worn when performing any troubleshooting or maintenance
function requiring that the heater be operating with access panels open or closed. Failure to
wear ear protection could result in hearing loss or damage.
WARNING
Fuels, lubricants, and solvents are toxic, flammable, and explosive. Wear protective goggles
and gloves when refueling or lubricating in a well-ventilated area. Avoid contact with skin,
eyes, and change clothes whenever spilled upon. ABSOLUTELY NO SMOKING or eating in area of
heater operation. Do not perform fueling or lubricating actions in the vicinity of open flame
or excessive heat. If you become dizzy for any reason, immediately seek fresh air and
medical attention. If contact with eyes or skin is made, flush with clean water and seek
medical help immediately.
Table 1. Troubleshooting Procedure for Large Capacity Field Heater (LCFH).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
No power when power switch
Step 1. Turn power switch OFF. Open
Step 1. If batteries are not installed
is turned on.
side access door and verify that both
or appear to be damaged in any way
batteries are installed and that the
or if the battery cables are not
cables are attached securely.
securely installed, notify unit
maintenance.
Step 2. Turn power switch OFF. Verify
Step 2. Place battery switch in ON
that main battery switch is in the ON
position.
position.
Step 3. Verify that batteries are fully
Step 3. Attach NATO slave cable,
0008 00-1
