BE HW3513HAD, User Manual

Page: 29 / 60

29
SYMPTOM PROBABLE CAUSE REMEDY
Burner will not ignite Ignition module Consult your Customer Service
Ignition electrodes
damaged or worn.
With unit running and trigger
gun closed, look through burner
sight glass to ensure there is
sparking across electrodes.
No voltage Consult your Customer Service.
Pressure switch override. Pressure should be over 250
PSI/18 Bar to allow burner to
come on.
High limit switch override. Unit will automatically reignite
when cool.
Improper burner air
adjustment.
Adjust as explained on page 26.
Fuel solenoid valve failure. Replace.
Burner runs erratically. Water in the fuel oil. Drain fuel filter/water separator.
Drain fuel tank, and replace with
clean fuel.
Dirty fuel filter Replace.
Dirty fuel nozzle. Replace.
Improper air adjustment
setting.
Adjust as explained on page 26.
Fuel pump malfunctioning. Replace.
Burner runs, but will
not heat.
Poor or improper fuel
supply.
Check fuel to ensure it is
correct. Drain tank and replace
filter if necessary and refill with
proper fuel.
Low fuel pump pressure. Check fuel pump pressure,
adjust or replace if needed.
Dirty fuel nozzle. Replace.
Improper air adjustment
setting.
Adjust as explained on page 26.
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 as explained on page 26.
Burner discharges
black smoke.
Insufficient air supply. Adjust as explained on page 26.
TROUBLESHOOTING