The following symptoms are normal during operation of the heater.
White smoke or smell at initial use after
purchase.
Flames flashing for a few minutes after
ignition.
Occasionally makes “cracking” noise when
heater is ignited or extinguished.
Part of the heat chamber or the heat
exchanger is heated to a cherry red color.
Warm air will not blow as soon as ignited.
Audible chugging sound from fuel pump
when started first time or after running out
of fuel.
“Ticking” noise.
Machine oil or dust burns off of the surfaces the
surfaces of the burner or heat exchanger.
The burner is cold and igniter is kept running
for a while after ignition.
Expansion and shrinkage of metal parts when
they are heated or cooled.
To prevent uncomfortable cool air from
coming out at the beginning, the circulation fan
start up is delayed.
Air is in the pump. However, noise should
stop within 1 minute.*
Noise of fuel pump in operation.
Normal.
Normal.
Occasional yellow flickering in blue flame.
Normal.
When heater is started
or extinguished.
When heater is
in operation.
CONDITION
REASON
SECTION G:
TROUBLESHOOTING
NOTE BEFORE REQUESTING FOR REPAIR AND SERVICES
ERROR CODE
E– 0
E– 23
E– 6
E– 2
E– 2 / E– 6
E– 8
E– 12
E– 13
E– 13
E– 22
CAUSE
Power failure (low voltage, unstable
frequency)
Primary flame (Flame sensor) is
malfunction and/or dirty
Fuel line malfunction
Out of fuel / no flame
Flue pipe blockage or leak
Blower motor malfunction
High limit switch activated
Burner thermistor failure
Flue pipe blockage or leak
Ignition failure three times
SOLUTION
Check power source.
Consult your dealer for cleaning and in
spection.
Consult your dealer.
Check fuel gauge on fuel tank; refuel.
Consult your dealer. / Check flue pipe.
Consult your dealer.
Clean circulation fan filter and remove any
obstructions, allow your heater to cool
completely and re-ignite.
Consult your dealer.
Check flue pipe. / Consult your dealer.
Consult your dealer.
*If sound from fuel pump does not decrease and heater shuts off, check:
1. Push red reset button on fuel sump once. DO NOT hold down.
2. Insure that all valves are open and filter is clear.
3. Insure external fuel tank has fuel and filters are clean.
Should problems arise during operation or ignition, use this chart to determine the cause and the proper steps to
take. Be sure to unplug heater and allow to cool completely before taking corrective measures.
In the event that heater should extinguish itself, without any action or your part, you should look to the digital
indicator for any of the following error codes.
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