Desa CDR3924PT installation manual Gas leak. See Warning

Page 23

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. Fol- low 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. These odors will disappear over time.

OBSERVED PROBLEM POSSIBLE CAUSE

REMEDY

Heater produces unwanted 1.

Heater burning vapors from

odors

paint, hair spray, glues, clean-

 

ers, chemicals, new carpet,

 

etc. (See IMPORTANT state-

 

ment above)

2.

Low fuel supply (propane/LP

 

only)

3.

Gas leak. See Warning

 

statement at top of page

1.Open window to ventilate room. Stop using odor caus- ing products while heater is running

2.Refill supply tank (propane/ LP only)

3.Locate and correct all leaks (see Checking Gas Connec- tions, page 13)

Heater shuts off in use (ODS

1. Not enough fresh air is avail-

1.

Open window and/or door for

operates)

 

able

 

ventilation

 

2.

Low line pressure

2.

Contact local natural or pro-

 

3.

ODS/pilot is partially

 

pane/LP gas company

 

3.

Clean ODS/pilot (see Cleaning

 

 

clogged

 

and Maintenance, page 19)

 

 

 

 

Gas odor even when control knob

1. Gas leak. See Warning

1.

Locate and correct all leaks

is in OFF position

 

statement at top of page

 

(see Checking Gas Connec-

 

2.

Control valve defective

 

tions, page 13)

 

2.

Replace control valve

Gas odor during combustion

1.

Foreign matter between con-

 

 

trol valve and burner

 

2.

Gas leak. See See Warn-

 

 

ing statement at top of

 

 

page

1.Take apart gas tubing and remove foreign matter

2.Locate and correct all leaks (see Checking Gas Connec- tions, page 13)

Log set cycles to pilot, but room

1. Thermostat sensing bulb

1. Reposition thermostat sensing

temperature drops to a lower than

needs to be repositioned

bulb (see Optional Position-

ideal level before log set comes

 

ing of Thermostat Sensing

back on

 

Bulb, page 24)

113183-01A

www.desatech.com

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Contents Thermostat Models CDR3924NT and CDR3924PT What to do if YOU Smell GASTable of Contents Safety Information Local Codes Product Identification Product FeaturesConfined and Unconfined Space AIR for Combustion VentilationDetermining FRESH-AIR Flow for Heater Location Unusually Tight ConstructionVentilation Air From Outdoors Ventilation AIRVentilation Air From Inside Building Check GAS Type Installation20 1/4 Installation and Clearances for VENT-FREE OperationRear WidthDetermining Minimum Mantel Clearance Determining Minimum Mantel Clearance When Using a HoodMantel Clearances Floor ClearancesInstallation Items Needed Installing Heater Base AssemblyExternal Regulator With Vent Pointing Down Connecting to GAS SupplyTest Pressures In Excess Of 1/2 Psig 3.5 kPa Checking GAS ConnectionsPropane/LP From Natural From GasTest Pressures Equal To or Less Than 1/2 Psig 3.5 kPa Installing LogsAdding Lava Rock Attaching Grate to Base AssemblyLighting Instructions For Your Safety Read Before LightingOperating Heater Thermostat Control Operation Manual Lighting ProcedureTo Turn OFF GAS To Appliance Burner Flame Patterns Technical ServiceInspecting Burners Pilot Flame PatternLogs Cleaning MaintenanceBurner Injector Holders and Pilot AIR Inlet Holes Observed Problem Possible Cause Remedy TroubleshootingMaintenance, Cold Minute Air in gas line Operate burners until air is Gas leak. See Warning For Masonry and FACTORY- Built Metal Fireplace Optional Positioning Thermostat Sensing BulbAccessories SpecificationsReplacement Parts Service HintsModels CDR3924PT and CDR3924NT Illustrated Parts BreakdownParts List Limited Warranty Comfort Glow VENT-FREE GAS LOG Heaters Warranty InformationKeep this Warranty