Vermont Castings UVL18RN Installation And Operation Instructions Manual page 15

With proper installation and maintenance, your new Gas Appliance should provide years of trouble-free
service. If you do experience a problem, this guide will help a CERTIFIED SERVICE PERSON in the
diagnosis of problems and the corrective action to take.
SYMPTOM
1. Pilot will not light with
piezo ignitor or match.
2. Pilot will not stay lit
after carefully
following the lighting
instructions.
3. No gas to main
burner with pilot
flame burning and
valve turned to
'High-Low' range.
UVL Series
Troubleshooting
SIT 630 Eurosit Valve ('M' Series)
POSSIBLE CAUSES
A. Main shutoff valve closed.
B. Air in the gas line.
C. Pilot orifice plugged, not
letting gas flow.
D. No gas supply to the
fireplace.
A. Defective thermocouple.
B. Thermocouple fitting not
tight in valve.
C. Weak pilot flame.
D. Defective valve.
E. Not enough oxygen in the
room. (Danger!)
A. Plugged main burner
orifice.
B. Defective valve.
CORRECTIVE ACTION
1. Make sure that the shutoff valve located on the pipe
supplying gas to the fireplace is open.
1. Light a match, turn gas valve knob to 'PILOT' position
and depress. Keep match near pilot burner till it lights.
1. Replace the burner assembly.
1. Check plumbing to see if gas fireplace has been
hooked up to the gas supply line.
2. Propane tank is empty.
1. Replace burner assembly.
1. Carefully tighten the fitting.
1. The pilot flame must engulf the thermocouple. Clean for
maximum flame impingement on the thermocouple.
(Fig. 12)
1. Replace the burner assembly.
1. Open the door and get fresh air at once!
1. Replace the burner assembly.
1. Replace the burner assembly.
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