TM 10-4520-262-12&P 0009 00
Table 1. Operator Troubleshooting Procedures
TEST OR INSPECTION
Step 2. Is the battery fully charged?
Charge battery using battery charging
adapter IAW WP 0006 00.
6. Fault Code 2
does not run)
Step 1. Is the fan rotor on the
combustion air blower assembly locked
by ice or snow?
This fault condition is caused by a
locked fan rotor within the combustion
air blower assembly. It is possible for
snow or ice to be ingested in the fan.
The snow or ice melts and then
refreezes, locking the rotor.
If this problem should occur, notify
unit maintenance and schedule the
removal of the combustion air blower
assembly to unlock the rotor.
If rotor is not locked due to snow or
ice ingestion, notify unit maintenance
and schedule the replacement of the
combustion air blower assembly.
7. Fault Code 3
Step 1. Was the heater running and
Check to make sure tha the fuel can is
full of the proper fuel type for the
temperature conditions. Refer to WP
0001 00, Table 3. Approved Fuels At
Various Temperatures. Verify that fuel
being used is appropriate for the
temperature in which the heater is
Step 2. Has manual reset thermostat
Remove any obstructions from heater
inlet and outlet to allow free air
movement. Reset manual reset
Step 3. Is there a kink or loop in the
fuel hose restricting the flow of fuel to
Remove any kinks or loops in the fuel
hose and make sure that it lies flat
Ensure that there are no kinks in the
hose on the gravity feed adapter.
Ensure that all fuel quick disconnect
connectors are securely engaged.
Step 4. Look through the sediment
strainer glass bowl and make sure that
sediment strainer is free of water, ice,
dirt, or other foreign material.
Notify unit maintenance and schedule
service for the sediment strainer.