TM 10-4520-262-12&P 0009 00
Table 1. Operator Troubleshooting Procedures
TEST OR INSPECTION
Step 4. Check to make sure that there
is no water or other contaminants in the
Replace contaminated fuel with new
can of clean, uncontaminated fuel.
Notify unit maintenance.
3. Battery Charging
Light Does Not Come
Step 1. Remove fuses from battery
pack. Visually inspect the element
inside the fuse to ensure both fuses are
in good condition.
If one or more fuse is bad or if in
doubt, replace bad fuse(s) with spare
fuse(s) located behind duct adapter at
heater inlet assembly.
Step 2. Check to make sure that the
battery connector is fully inserted.
Push the battery pack assembly
connector firmly into the connector on
the lower housing assembly. Ensure
that the locking clips on the connector
have fully engaged.
Step 3. Check to ensure that vent
openings on combustion air inlet cover
or the combustion exhaust pipe are
clear of snow and other obstructions.
Clear inlet and exhaust areas of any
Step 4. Check fuel supply. Is fuel can
full of proper fuel for temperature
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 5. 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 attached.
Step 6. 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
a servicing of sediment strainer.
Step 7. Remove upper housing
assembly and verify that the leads
going to the thermoelectric generator
assembly are securely attached to the
Ensure that TEG leads are installed in
modular connector and that connector
screws are secure.