Desa Connecting to GAS Supply, Attaching Base Assembly to Fireplace Floor Dual Burner Model

Page 13

INSTALLATION

Continued

7.Mark screw locations through holes in mount- ing brackets (see Figure 12 and 13). If install- ing in a brick-bottom fireplace, mark screw locations in mortar joint of bricks.

8.Remove heater base from fireplace.

9.Drill holes at marked locations using 3/16" drill bit.

10.Attach base assembly to fireplace floor using two masonry screws (in hardware package) (see Figure 12 or 13).

Masonry

Screw

Mounting

Bracket

Figure 12 - Attaching Base Assembly to Fireplace Floor - Dual Burner Model

Masonry

Screw

Mounting

Bracket

Figure 13 - Attaching Base Assembly to Fireplace Floor - Single Burner Model

CONNECTING TO GAS SUPPLY

WARNING: This appliance requires a 1/2" NPT (National Pipe Thread) inlet connection to the pressure regulator.

WARNING: A qualified ser- vice person must connect heater to gas supply. Follow all local codes.

CAUTION: Never connect heater directly to the propane/LP supply. This heater requires an externalregulator(notsupplied). Install the external regulator be- tweentheheaterandpropane/LP supply.

WARNING: Never connect natural gas fireplace to private (non-utility) gas wells. This gas is commonly known as wellhead gas.

Installation Items Needed Before installing heater, make sure you have the items listed below.

•external regulator (supplied by installer)

•piping (check local codes)

•sealant (resistant to propane/LP gas)

•equipment shutoff valve *

•test gauge connection *

•sediment trap

•tee joint

•pipe wrench

*A CSA design-certified equipment shutoff valve with 1/8" NPT tap is an acceptable alternative to test gauge connection. Purchase the optional CSA design-certified equipment shutoff valve from your dealer. See Accessories, page 38.

113097-01C

www.desatech.com

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Contents
Patent Pending What to do if YOU Smell GASTable of Contents Safety Information Est edition of The National Fuel Gas Code, Ansi Z223.1/NFPA Local CodesProduct Identification Product FeaturesUnpacking Providing Adequate Ventilation AIR for Combustion VentilationDetermining FRESH-AIR Flow for Heater Location Ventilation Air From Inside Building Ventilation AIRVentilation Air From Outdoors Check GAS Type Installation Minimum Firebox Side Wall Log DepthMantel Clearances Accessories,Floor Clearances Installing Damper Clamp Accessory for Vented OperationInstallation Items Needed Installing Heater Base AssemblyChimney Minimum Permanent Area of Various Standard Round FluesAttaching Base Assembly to Fireplace Floor Dual Burner Model Connecting to GAS SupplyAdjustment. Checking GAS Connections Test Pressures Equal To or Less Than 1/2 Psig 3.5 kPa Test Pressures In Excess Of 1/2 Psig 3.5 kPaInstalling Front Log #1 CCL3930PTB/NTB Shown Installing LogsInstalling Crossover Log #4 CCL3930PTB/NTB Shown Installing Front Log Lighting Instructions Operating HeaterVariable Control Operation Manual Lighting ProcedureTo Turn OFF GAS To Appliance Shutting Off HeaterOperating Heater Control Knob and Ignitor Thermostat Control OperationInspecting Burners Cleaning MaintenanceTechnical Service Service HintsWhen Gas Pressure Is Too Low LogsObserved Problem Possible Cause Remedy TroubleshootingOr replace burner orifice Statement above Gas leak. See WarningFor Masonry and FACTORY- Built Metal Fireplace Optional Positioning Thermostat Sensing BulbSingle Burner Seasonal OAK Models Dual Burner Biltmore Split OAK ModelsIllustrated Parts Breakdown Variable MANUALLY-CONTROLLED Biltmore Split OAK Models Parts ListIllustrated Parts Breakdown THERMOSTATICALLY-CONTROLLED Biltmore Split OAK Models Peg positions vary according to model 111340-02 111340-02 111340-01 Front Log #1 3A 3B Variable MANUALLY-CONTROLLED Seasonal OAK Models Accessories Replacement PartsParts Central Keep this Warranty Warranty InformationLimited Warranty Comfort Glow VENT-FREE GAS LOG Heaters
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