Desa CGN20TB ing Gas Connections, page, Refer to Air for Combustion and Venti, Troubleshooting

Page 16
ing Gas Connections, page 11)

BLUE FLAME NATURAL GAS HEATER

TROUBLESHOOTING

Continued

Refer to Air for Combustion and Venti- 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 a clicking/ticking noise

1.

Metal expanding while heating or con-

1.

This is common with most heaters. If

just after burner is lit or shut off

 

tracting while cooling

 

noise is excessive, contact qualified ser-

 

 

 

 

vice person

 

 

 

 

 

Heater produces unwanted odors

1.

Heater burning vapors from paint, hair

1.

Ventilate room. Stop using odor causing

 

 

spray, glues, etc. (see IMPORTANT

 

products while heater is running

 

 

statement above)

 

 

 

2.

Gas leak. See Warning statement at

2.

Locate and correct all leaks (see Check-

 

 

top of page

 

ing Gas Connections, page 11)

Heater shuts off in use (ODS operates)

1.

Not enough fresh air is available

 

2.

Low line pressure

 

3.

ODS/pilot is partially clogged

1.Open window and/or door for ventilation

2.Contact local natural gas company

3.Clean ODS/pilot (see Cleaning and Maintenance, page 13)

Gas odor even when control knob is in OFF

1.

Gas leak. See Warning statement at

1.

Locate and correct all leaks (see Check-

position

 

top of page

 

ing Gas Connections, page 11)

 

2.

Control valve defective

2.

Replace control valve

 

 

 

 

 

Gas odor during combustion

1.

Foreign matter between control valve

1.

Take apart gas tubing and remove for-

 

 

and burner

 

eign matter

 

2.

Gas leak. See Warning statement at

2.

Locate and correct all leaks (see Check-

 

 

top of page

 

ing Gas Connections, page 11)

 

 

 

 

 

Moisture/condensation noticed on windows

1.

Not enough combustion/ventilation air

1.

Refer to Air for Combustion and Venti-

 

 

 

 

lation requirements (page 4)

www.desatech.com

16

104331

Image 16
Contents OWNER’S OPERATION AND INSTALLATION MANUAL BLUE FLAME VENT-FREENATURAL GAS HEATERWHAT TO DO IF YOU SMELL GAS Do not try to light any applianceBLUE FLAME NATURAL GAS HEATER SAFETY INFORMATIONWARNINGS PRODUCT FEATURES SAFETY DEVICEPRODUCT IDENTIFICATION LOCAL CODESFRESH AIR FOR COMBUSTION AND VENTILATION PROVIDING ADEQUATE VENTILATIONUnusually Tight Construction Confined and Unconfined SpaceDETERMINING FRESH-AIRFLOW FOR HEATER LOCATION ContinuedFRESH AIR FOR COMBUSTION AND VENTILATION VENTILATION AIR Ventilation Air From Inside BuildingVentilation Air From Outdoors To AtticINSTALLATION INSTALLATION ITEMSLOCATING HEATER CHECK GAS TYPEINSTALLING HEATER TO WALL THERMOSTAT SENSING BULBLocating Thermostat Sensing Bulb Attaching Thermostat Sensing BulbInstalling Bottom Mounting Screws Attaching Mounting Bracket To WallPlacing Heater On Mounting Bracket INSTALLATIONCONNECTING TO GAS SUPPLY Typical Inlet Pipe DiametersINSTALLATION BLUE FLAME NATURAL GAS HEATERCHECKING GAS CONNECTIONS FOR YOUR SAFETYPressure Testing Gas Supply Piping System Pressure Testing Heater GasMANUAL LIGHTING PROCEDURE OPERATING HEATERLIGHTING INSTRUCTIONS TO TURN OFF GAS TO APPLIANCECLEANING AND MAINTENANCE CLEANING BURNER PILOT AIR INLET HOLEINSPECTING BURNER PILOT FLAME PATTERNTROUBLESHOOTING OBSERVED PROBLEMPOSSIBLE CAUSE REMEDYMaintenance, page TROUBLESHOOTINGOBSERVED PROBLEM Continueding Gas Connections, page Refer to Air for Combustion and VentiTROUBLESHOOTING OBSERVED PROBLEMSPECIFICATIONS REPLACEMENT PARTSTECHNICAL SERVICE SERVICE PUBLICATIONSACCESSORIES EQUIPMENT SHUTOFF VALVE GA5010FAN KITS - GA3100A,B AND GA3200TA,B FLOOR MOUNTING STANDPARTS CENTRALS Baltimore ElectricPortable Heater Parts Master Parts DistCGN20TB CGN20TLB CGN30TB CGN30TLB ILLUSTRATED PARTS BREAKDOWNBLUE FLAME NATURAL GAS HEATER PARTS LIST CGN20TB CGN20TLB CGN30TB CGN30TLBLIMITED WARRANTY INTERNATIONALCOMFORT GLOW VENT-FREENATURAL GAS HEATERS Model Serial No Date Purchased