Procom ML200HBA Owner's Operation And Installation Manual page 16

IMPORTANT: Operating heater 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.
OBSERVED PROBLEM
Heater produces unwanted odors.
Heater shuts off in use (ODS operates).
Gas odor even when control knob is
in OFF position.
Gas odor during combustion.
Heater produces a
noise just after burner is lit or shut off.
Moisture/condensation
windows.
TROUBLESHOOTING
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.
1. Heater
paint, hair spray, glues, etc.
(See IMPORTANT statement
above).
2 . G a s
Statement at top of page.
3. Low fuel supply.
1. Not enough fresh air is available.
2. Low line pressure.
3. ODS/pilot is partially clogged.
1. Gas
Statement at top of page.
2. Control valve is defective.
1. Foreign matter between control
valve and burner.
2. Gas
Statement at top of page.
1. Metal is expanding while heating
clicking/ticking
or contracting while cooling.
1. Not enough combustion/ventilation
noticed on
air.
Continued
POSSIBLE CAUSE
burning vapors
l e a k . S e e Wa r n i n g
leak. See Warning
leak. See Warning
1 6
REMEDY
from
1. Ventilate room. Stop using odor
causing products while heater
is running.
2. Locate and correct all leaks(see
Checking
page 10).
3. Refill supply tank.
1. Open window and/or door for
ventilation.
2. Contact local Propane/LP gas
company.
3. Clean ODS/pilot (see Cleaning
Page 13).
1. Locate and correct all leaks(see
Checking
Page 10).
2. Replace control valve.
1. Take apart
remove foreign matter.
2. Locate and correct all leaks
(see Checking Gas Connections,
Page 10).
1. This is common with most
heaters. if noise is excessive,
contact qualified service person.
1. Refer to Air for Combustion and
Ventilation requirements, Page
4.
Gas Connections,
Gas Connections,
gas tubing and