Desa Tech CHDV37N, CHDV41P, CHDV41N Connecting Fireplace to GAS Supply, Checking GAS Connections

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OWNER’S MANUAL

FIREPLACE INSTALLATION

Continued

CONNECTING FIREPLACE TO GAS SUPPLY

Installation Items Needed

5/16" hex socket wrench or nut-driver

sealant (resistant to propane/LP gas, not provided)

1.Open lower louver door panel by gen- tly pulling forward.

2.Route flexible gas line (provided by installer) from manual shutoff valve to fireplace. Route flexible gas supply line through one of the access holes on side of fireplace.

3.Attach a 45° flare union gas connector to flexible gas line from gas supply (see Figure 36). Connect flare union to flex- ible gas line attached to gas regulator of fireplace (see Figure 36).

4.Check all gas connections for leaks. See Checking Gas Connections.

CHECKING GAS

CONNECTIONS

WARNING: Test all gas pip- ing and connections for leaks after installing or servicing. Cor- rect all leaks at once.

WARNING: Never use an open flame to check for a leak. Apply commercial leak test solution to all gas joints. Bubbles forming show a leak. Correct all leaks at once.

Pressure Testing Gas Supply Piping System

Test Pressures In Excess Of 1/2 PSIG (3.5 kPa)

1.Disconnect fireplace and its individual manual shutoff valve from gas supply piping system. Pressures in excess of 1/2 psig (3.5 kPa) will damage fireplace gas regulator.

2.Cap off open end of gas pipe where manual shutoff valve was connected.

3.Pressurize supply piping system by ei- ther opening propane/LP supply tank valve for propane/LP gas fireplace or opening main gas valve located on or near gas meter for natural gas fireplace, or using compressed air.

4.Check all joints of gas supply piping system. Apply commercial leak test solution to all gas joints. Bubbles form- ing show a leak. Correct all leaks at once.

5.Reconnect fireplace and manual shutoff valve to gas supply. Check reconnected fittings for leaks.

To Fireplace

Gas Valve

Flare Union

Manual Shutoff Valve

Flexible Gas Line from Fireplace Gas Valve Provided with Fireplace

Flexible Gas Line from Manual Shutoff Valve Provided by Installer

To Gas

Supply (Natural)

To External

Regulator (Propane/LP)

Figure 36 - Attaching Flexible Gas Lines Together

Continued

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Contents For Your Safety What to do if YOU Smell GAS For Your SafetyCHDV37N, CHDV37P CHDV41N, and CHDV41P CHDV37N/P and CHDV41N/P Safety InformationGlossary Terms Product FeaturesProduct Identification Local CodesFraming and Finishing PRE-INSTALLATION PreparationLocation and Space Requirements ClearancesLocation of Vent Termination PRE-INSTALLATION Preparation General VentingGeneral Venting Installing Vent System in a Chase Venting InstallationInstallation Precautions Installation PlanningSnorkel Termination Installation for Horizontal TerminationVent Pipe Connections Horizontal Venting Horizontal Termination ConfigurationsVenting with Two 90 Elbows Flat Ceiling Installation Installation for Vertical TerminationCathedral Ceiling Installation Venting with One 90 Elbow Vertical Termination ConfigurationsVertical Venting Vertical Rigid Venting Configuration Using Two 90 ElbowsComfort Glow Flexible Venting High Altitude InstallationParts Lists for Venting Kits and Components Comfort Glow Rigid VentingCheck GAS Type Fireplace InstallationInstalling Optional Blower Accessory Installing GA3750/CDA3620T BlowersPlug in blower power cord Installation Items Needed Installing GAS Piping to Fireplace LocationChecking GAS Connections Connecting Fireplace to GAS SupplyInstallation Items Needed Pressure Testing Gas Supply Piping SystemClose manual shutoff valve see Fig- ure Pressure Testing Fireplace Gas ConnectionsInstalling 9-Volt Battery in Hand- Held Remote Control Unit Installing Optional Wall Mounted Thermostat GWMT1Wireless HAND-HELD Remote Control Accessory Ghrct Included Installing Battery into ReceiverAttaching Magnetic Decorative Brass Strips REMOVING/REPLACING Glass DoorInstalling Optional Brick Liner CD8037/CD8041 Fireplace Models CHDV37N/P and CHDV41N/P Installing LOGS, Lava Rock and Glowing EmbersLighting Instructions For Your Safety Read Before LightingManual Lighting Procedure Operating FireplaceHAND-HELD Remote Operation Operating Optional Blower AccessoryBurner Flame Pattern Pilot AssemblyInspecting Burners Operating Optional GWMT1 Wall Mounted ThermostatLogs Cleaning and MaintenanceGlass Door Pilot and BurnersObserved Problem Possible Cause TroubleshootingObserved Problem Possible Cause Remedy Above Gas leak. See Warning statementParts Under Warranty Replacement Parts Wiring DiagramService Hints Technical ServiceTHERMOSTATICALLY- Controlled Blower KIT CDA3620T SpecificationsAccessories Manual Blower KIT GA3750CHDV37N CHDV41N Illustrated Parts BreakdownDIRECT-VENT Fireplace CHDV37N CHDV41N Parts ListCHDV37P CHDV41P DIRECT-VENT Fireplace CHDV37P and CHDV41P Warranty Information