Gas residential heaters, Troubleshooting, Technical service – Desa CGP10RL User Manual

Page 14: Service hints

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GAS RESIDENTIAL HEATERS

When gas pressure is too low

• pilot will not stay lit

• burner(s) will have delayed ignition

• heater will not produce specified heat

• propane/LP gas supply may be low

TROUBLESHOOTING

Continued

TECHNICAL
SERVICE

You may have further questions about in-
stallation, operation, or Trouble Shooting.
If so, contact DESA International’s Techni-
cal Service Department at 1-800-323-5190.

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 heater where im-

purities in air exist may create odors. Clean-
ing 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.

OBSERVEDPROBLEM

Heater produces unwanted odors

POSSIBLE CAUSE

1. Heater burning vapors from paint, hair

spray, glues, etc. (See

IMPORTANT

statement above

2. Low fuel supply
3. Gas leak.

See Warning statement at top

of page

REMEDY

1. Ventilate room. Stop using odor-causing

products while heater is running

2. Refill supply tank
3. Locate and correct all leaks (see

Checking Gas Connections, page 9)

1. Not enough fresh air is available

2. Low line pressure
3. ODS/pilot is partially clogged

1. Refer to Air for Combustion and

Ventilation requirements (page 3)

2. Contact local propane/LP gas company
3. Clean ODS/pilot (see Cleaning and

Maintenance, page 15)

Gas odor even when control knob is in OFF
position

1. Gas leak.

See Warning statement at top

of page

2. Control valve defective

1. Locate and correct all leaks (see

Checking Gas Connections, page 9)

2. Replace control valve

Gas odor during combustion

1. Foreign matter between control valve

and burner

2. Gas leak.

See Warning statement at top

of page

1. Take apart gas tubing and remove

foreign matter

2. Locate and correct all leaks (see

Checking Gas Connections, page 9)

Moisture/condensation noticed on windows

1. Not enough combustion/ventilation air

1. Refer to Air for Combustion and

Ventilation requirements (page 3)

SERVICE HINTS

When gas quality is bad

• pilot will not stay lit

• burner(s) will produce flames and soot

• heater will backfire when lit

You may feel your gas pressure is too low or
gas quality is bad. If so, contact your local
propane/LP gas supplier.

Heater shuts off in use (ODS operates)

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