45
Troubleshooting
Delayed ignition (rumbling,
noise starts)
Dirty or damaged electrodes. Clean or replace.
Air adjustment open too far. Readjust per AIR BAND ADJUSTMENT in OIL
BURNER MAINTENANCE section.
Poor fuel spray pattern. Remove and replace with fuel nozzle specied in
BURNER ASSEMBLY.
Incorrect electrode setting. Readjust per ADJUSTING ELECTRODE
ASSEMBLY in OIL BURNER MAINTENANCE
section.
Weak transformer. See TRANSFORMER CHECK on OIL BURNER
MAINTENANCE section.
Burner does not electrically
come on
Burner motor reset button tripped. Reset if necessary. CAUTION: Do not keep
hitting the “reset” button if you have oil pressure
you are just lling the burner combustion chamber
with oil and if ignited will cause an explosion.
High limit temp control reset tripped if
so equipped.
Reset if necessary.
Water Heater
Trouble Possible Cause Remedy
Machine will not rise to
operating temperature
Low fuel pressure. See BURNER on MODEL
SPECIFICATIOSN for specied pressure.
Water in fuel piping. Drain fuel tank and remove and replace
lter per FUEL FILTER INSERT.
Fuel lter clogged. Remove and replace fuel lter element per
FUEL FILTER INSERT.
Poor combustion. See “Poor combustion.”
Improper fuel supply. Use fuel specied in BURNER section of
the MODEL SPECIFICATIONS.
Temperature control inoperative (if
equipped).
See TEMPERATURE CONTROL INSERT.
Machine overheats Insufcient water. See “Low operating pressure” on MACHINE
TROUBLESHOOTING insert.
Temperature control inoperative. See TEMPERATURE CONTROL INSERT.
Improper fuel supply. Use fuel specied in BURNER section of
the MODEL SPECIFICATIONS.
Dry steam (very little
moisture, very hot steam)
Insufcient water. See “Low operating pressure” on MACHINE
TROUBLESHOOTING insert.
Improper fuel supply. Use fuel specied in BURNER section of
the MACHINE SPECIFICATIONS.
Improper fuel pressure. See BURNER on MODEL
SPECIFICATIONS for specied pressure.
Burner Troubleshooting Continued
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