13
Operating Instructions and Owner’s Manual
Mr. Heater | Unvented Natural Gas Fired Room Heater
NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!
NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!
NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!
TR
OUBLESHOO
TING
REMEDY
SYMPTOM
•
Moisture/condensation noticed on windows.
CAUSE
1. Not enough combustion/ventilation air.
1. Refer to Fresh Air for Combustion and Ventilation on pages 3-5.
REMEDY
SYMPTOM
•
Heater produces a clicking/ticking noise just after burner is lit or shut off.
CAUSE
1. Metal expanding while heating or contracting
while cooling.
1. This is common with most heaters. If noise is excessive, contact
qualified service person.
SYMPTOM
•
Gas odor during combustion .
CAUSE
1. Foreign matter between control valve and
burner.
1. Take apart gas tubing and remove foreign matter .
2. Gas leak. See
WARNING
statement at top of
page 11.
2. Locate and correct all leaks (see Checking Gas Connections, page 8) .
REMEDY
SYMPTOM
SYMPTOM
•
Heater shuts off in use (ODS operates) .
•
Gas odor even when control knob is in OFF position .
CAUSE
CAUSE
1. Not enough fresh air is available.
1. Open window and/or door for ventilation.
2. Low line pressure.
2. Contact local gas company.
3. ODS/pilot is partially clogged.
3. Clean ODS/pilot (see Cleaning and Maintenance, page 10) .
1. Gas leak. See
WARNING
statement at top of
page 11.
1. Locate and correct all leaks (see Checking Gas Connections, page 8) .
2. Control valve is defective .
2. Replace control valve.
REMEDY
SYMPTOM
•
Heater produces unwanted odors.
CAUSE
1. Heater burning vapors from paint, hair spray, glues, etc.
See
IMPORTANT
statement on page 11.
1. Ventilate room. Stop using odor-causing products while
heater is running.
2. Gas leak. See WARNING statement at top of page 11.
2. Locate and correct all leaks (see Checking Gas Connec-
tions, page 8) .
