Vanguard Heating VMH26TPB - Manual (Page 22)

111043-01A
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22
TROUBLESHOOTING
Continued
WARNING: If you smell gas
• Shut off gas supply.
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your
building.
• Immediately call your gas supplier from a neighbor’s phone. Follow the
gas supplier’s instructions.
• If you cannot reach your gas supplier, call the fire department.
IMPORTANT: Operating fireplace where impurities in air exist may create odors. Cleaning
supplies, paint, paint remover, cigarette smoke, cements and glues, new carpet or textiles,
etc., create fumes. These fumes may mix with combustion air and create odors.
POSSIBLE CAUSE
1. Metal expanding while heating or con-
tracting while cooling
1. Fireplace burning vapors from paint, hair
spray, glues, etc. (See IMPORTANT
statement above)
2. Low fuel supply (propane/LP)
3. Gas leak.
See Warning statement at
top of page
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 defective
1. Foreign matter between control valve
and burner
2. Gas leak. See Warning statement at
top of page
1. Not enough combustion/ventilation air
OBSERVED PROBLEM
Fireplace produces a clicking/ticking noise
just after burner is lit or shut off
Fireplace produces unwanted odors
Fireplace shuts off in use (ODS operates)
Gas odor even when control knob is in OFF
position
Gas odor during combustion
Moisture/condensation noticed on windows
REMEDY
1. This is common with most fireplaces. If
noise is excessive, contact qualified ser-
vice person
1. Ventilate room. Stop using odor caus-
ing products while fireplace is running
2. Refill supply tank
3. Locate and correct all leaks (see Check-
ing Gas Connections, page 16)
1. Open window and/or door for ventilation
2. Contact local propane/LP or natural gas
company
3. Clean ODS/pilot (see Cleaning and
Maintenance, page 19)
1. Locate and correct all leaks (see Check-
ing Gas Connections, page 16)
2. Replace control valve
1. Take apart gas tubing and remove for-
eign matter
2. Locate and correct all leaks (see Check-
ing Gas Connections, page 16)
1. Refer to Air for Combustion and Venti-
lation requirements (page 5)
TROUBLESHOOTING