Mr. Heater Plaque MHVFR10LP Installation Instructions And Owner's Manual page 13

Blue flame heaters and plaque heaters
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OBSERVED SYMPTOM
Heater shuts off in use (ODS operates)
Gas odor even when control knob is in OFF
position
Gas odor during combustion
Heater produces a clicking/ticking noise just
after burner is lit or shut off
Moisture/condensation noticed on windows
Unvented Liquid Propane Fired Room Heater
POSSIBLE CAUSE
1. Not enough fresh air is available
2. Low line pressure
3. ODS/pilot is partially clogged
1. Gas leak. See WARNING statement at top of page
2. Control valve is defective
1. Foreign matter between control valve and burner
2. Gas leak. See WARNING statement at top of page
1. Metal expanding while heating or contracting while
cooling
1. Not enough combustion/ventilation air
13
REMEDY
1. Open window and/or door for ventilation
2. Contact local gas company
3. Clean ODS/pilot (see Cleaning and Maintenance,
page 11)
1. Locate and correct all leaks (see Checking Gas Con-
nections, page 9)
2. Replace control valve
1. Take apart gas tubing and remove foreign matter
2. Locate and correct all leaks (see Checking Gas Con-
nections, page 9)
1. This is common with most heaters. If noise is exces-
sive, contact qualified service person
1. Refer to Fresh Air for Combustion and Ventilation
page 3 through 5.
Installation Instructions and Owner's Manual

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