Desa BLUE FLAME VENT-FREE NATURAL GAS HEATER Gas leak. See Warning statement at top

Page 14

VANGUARD 6000 BTU

NATURAL GAS HEATER

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 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

POSSIBLE CAUSE

REMEDY

Heater produces unwanted odors

1.

Heater burning vapors from paint, hair

 

 

spray, glues, etc. See IMPORTANT

 

 

statement above.

 

2.

Gas leak. See Warning statement at top

 

 

of page

1.Ventilate room. Stop using odor-causing products while heater is running

2.Locate and correct all leaks (see Check- ing Gas Connections, page 9)

Heater shuts off in use (ODS operates)

1.

Not enough fresh air is available

1.

Open window and/or door for ventila-

 

 

 

 

tion

 

2.

Low line pressure

2.

Contact local natural gas company

 

3.

ODS/pilot is partially clogged

3.

Clean ODS/pilot (see Cleaning and

 

 

 

 

Maintenance, page 11)

 

 

 

 

 

Gas odor even when control knob is in OFF

1.

Gas leak. See Warning statement at top

1.

Locate and correct all leaks (see Check-

position

 

of page

 

ing Gas Connections, page 9)

 

2.

Control valve defective

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 for- eign matter

2.Locate and correct all leaks (see Check- ing Gas Connections, page 9)

Moisture/condensation noticed on windows 1. Not enough combustion/ventilation air

1. Refer to Air for Combustion and Venti-

 

lation requirements (page 3)

14

103113

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Contents Blue Flame VENT-FREE Natural GAS Heater BTU Manually Controlled ModelsSafety Information Vanguard 6000 BTU Natural GAS HeaterAIR for Combustion and Ventilation Product FeaturesProduct Local CodesConfined and Unconfined Space Determining AIR Flow for Heater LocationUnusually Tight Construction Determining if You Have a Confined or Unconfined SpaceVentilation Air From Outdoors Ventilation AIRVentilation Air From Inside Building Installing to WallAttaching to wall anchor method Installing to WallInstalling Bottom Mounting Screw Placing Heater On Mounting ScrewsConnecting to GAS Supply Minim umFor Your Safety Read Before Lighting Pressure Testing GAS Supply Piping SystemPressure Testing Heater GAS Connections Checking GAS ConnectionsTo Turn OFF GAS To Appliance Manual Lighting ProcedureLighting Instructions Shutting Off HeaterCleaning and Maintenance Inspecting BurnerTroubleshooting Observed Problem Possible Cause RemedyTrouble Shooting Maintenance,Gas leak. See Warning statement at top Technical Service SpecificationsReplacement Parts Service PublicationsIllustrated Parts List Models VN600B and CFN600B Vanguard 6000 BTU Natural GAS Heater 103113 Warranty Information Limited Warranty VENT-FREE Residential GAS Heaters