PYROMASTER® UVHB10 Vent-Free Heaters

Troubleshooting

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

POSSIBLE CAUSES

 

CORRECTIVE ACTION

 

 

1. Pilot will not light with

A. Main shutoff valve closed

1.

Make sure that the shutoff valve located on the pipe

 

 

piezo ignitor or match.

 

supplying gas to the fireplace is open.

 

 

 

B. Air in the gas line.

1.

Light a match, turn gas valve knob to "PILOT"

 

 

 

 

position and depress. Keep match near pilot burner till

 

 

 

 

it lights.

 

 

 

C. Pilot orifice plugged, not

1.

Replace the burner assembly.

 

 

 

letting gas flow.

 

 

 

 

 

D. No gas supply to the

1.

Check plumbing to see if gas fireplace has been

 

 

 

fireplace.

hooked up to the gas supply line.

 

 

 

 

2.

Propane tank is empty.

 

 

 

 

 

 

 

 

2. Pilot will not stay lit

A. Defective thermocouple

1.

Replace burner assembly.

 

 

after carefully following

 

 

 

 

 

the lighting instructions.

B. Thermocouple fitting not

1.

Carefully tighten the fitting.

 

 

 

tight in valve

 

 

 

 

 

C. Weak pilot flame.

1.

The pilot flame must engulf the thermocouple.

 

 

 

 

Clean for maximum flame impingement on the

 

 

 

 

thermocouple.(Fig. 12)

 

 

 

D. Defective valve.

1.

Replace the burner assembly.

 

 

 

E. Not enough oxygen in

1.

Open the door and get fresh air at once!

 

 

 

the room (Danger!)

 

 

 

 

 

 

 

 

 

 

3. No gas to main burner

A. Thermostat bulb too hot

1.

Relocate thermostat bulb away from the heater in a

 

 

burner with pilot flame

 

location more representative of room temperature.

 

 

burning and valve turned

 

 

 

 

 

to "High-Low" range.

B. Plugged main burner

1.

Replace burner assembly.

 

 

 

orifice.

 

 

 

C. Defective valve.

1. Replace burner assembly.

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CFM UVHB10 warranty Troubleshooting, Symptom Possible Causes Corrective Action

UVHB10 specifications

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