TM 9-4520-272-14&P
0016 00
Table 1. Troubleshooting Procedure for Large Capacity Field Heater (LCFH).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
9.
No power when power switch
is turned on.
WARNING
WARNING
The equipment being tested or
The equipment being tested or
corrected operates at voltage and
corrected operates at voltage and
current that can cause serious injury or
current that can cause serious injury
death.
or death.
Step 1. Open side access door and
Step 1. Install two batteries that are
verify that both batteries are installed
known to be in good condition and
and that the cables are attached
are approved for use with the LCFH.
securely. Verify that batteries are fully
Tighten all battery terminal
charged.
connections. Repair any cables or
terminal connectors that are
damaged.
10. Heater will not start after 3
Step 1. The heater will attempt to restart
Step 1. Attempt up to three restart
attempts
5 times on its own. Determine if the
cycles in 60 minutes.
heater has completed a restart cycle
attempt.
Step 2. If further corrective action is
required, notify Direct Support
Maintenance.
11. Heater starts but sputters or
Step 1. Determine if fuel filter needs
Step 1. Service fuel filter and attempt
runs erratically
servicing.
restart. If problem persists, change
fuel filter IAW WP 0027 00. Attempt
restart of heater.
Step 2. Drain fuel tank and fill with
approved fuel IAW 0034 00 that is
known to be clean and free of
Step 3. If problem has not been
resolved, notify Direct Support
Maintenance.
12. Heater runs then shuts down
Step 1. If operating the heater from a
Step 1. Eliminate any kinks in the
unexpectedly with no fault
bulk fuel supply, determine if external
external fuel hose. Repair any
code displayed on control
fuel hose is kinked or damaged.
damage to the fuel hose or the quick
panel
disconnect connectors IAW WP
Step 2. If heater runs then shuts
down unexpectedly again, notify
Direct Support maintenance for
further corrective action.
0016 00-3
