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SYMPTOM
PROBABLE CAUSE
REMEDY
Blower runs, but
burner will not ignite.
Dirty or clogged fuel filter or
fuel water separator.
Drain or replace as necessary.
Low fuel pump pressure.
Check fuel pump pressure,
adjust or replace as necessary.
Fuel pump inoperative.
Check pressure, replace if
necessary.
Flexible coupler broken.
Replace.
Fuel solenoid valve failure.
Replace.
Dirty or clogged fuel nozzle.
Replace fuel nozzle.
Improper burner air
adjustment.
Adjust.
Faulty ignition module.
Repair or replace. Consult your
Customer Service.
Ignition electrodes
damaged or worn.
Adjust or replace electrodes.
Consult your Customer Service.
Burner runs erratically.
Water in the fuel oil.
Drain fuel filter/water separator.
Drain fuel tank, and replace with
clean fuel.
Dirty fuel filter/water
separator.
Replace element.
Dirty fuel nozzle.
Replace.
Improper air adjustment
setting.
Adjust.
Fuel pump malfunctioning.
Replace.
Blower runs, burner
ignites but will not
heat.
Thermostat knob is OFF.
Check thermostat knob position.
Detergent valve is open, but
detergent hose is not
completely submerged
in solution. (This causes
safety devices to shut down
burner.)
Close valve, or completely
clear vinyl hose into detergent
solution.
Poor or improper fuel
supply.
Check fuel to ensure it is
correct. Drain tank and replace
filter if necessary and refill with
proper fuel.
Dirty or clogged fuel filter or
fuel water separator.
Drain or replace as necessary.
Low fuel pump pressure.
Check fuel pump pressure,
adjust or replace if needed.
Dirty or clogged fuel nozzle.
Replace fuel nozzle.
SYMPTOM
PROBABLE CAUSE
REMEDY
Blower runs, burner
ignites but will not
heat.
Improper burner air
adjustment setting.
Adjust
Scale build up in heat
exchanger coil.
Consult your Customer Service.
Burner discharges
white smoke.
Low on fuel.
Refuel. If white smoke persists,
consult Customer Service.
Excessive air supply.
Adjust
Burner discharges
black smoke.
Insufficient air supply.
Adjust
TROUBLESHOOTING
TROUBLESHOOTING
Содержание HW3524HEGD
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