Desa CVTR18 Hearth KIT Assembly and Installation, Kit Assembly, Installation and Gas Connection

Page 9

OWNER’S MANUAL

INSTALLATION

Continued

Test Pressures Equal To or Less Than 1/2 PSIG

1.Close manual shutoff valve (see Fig- ure 7).

2.Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter.

3.Check all joints from gas meter to manual shutoff valve (see Figure 7). Apply mix- ture of liquid soap and water to gas joints. Bubbles forming show a leak.

4.Correct all leaks at once.

Manual Shutoff Valve

Gas Meter

Figure 7 - Checking Gas Joints

HEARTH KIT ASSEMBLY AND INSTALLATION

Kit Assembly

Note: Be sure all pipe threaded connections are tight, and have thread compound to prevent leaks.

1.Remove burner inlet fitting from front burner (installed in burner pan, see Fig- ure 8).

2.Make sure ports on front burner are facing the front (open side) of burner pan. Refit if needed.

3.Using thread sealant (resistant to the action of propane/LP gas) on larger end of fitting, screw the burner inlet fitting through the hole and into the front burner (see Figure 8). Tighten using a 7/8" wrench. If using propane/LP gas, see Propane/LP Gas Conversions, page 10.

4.Apply thread sealant compound to the 3/8" male threads of the burner inlet fitting. Thread the manifold block (see Figure 8) onto the burner inlet fitting. Use the bottom hole of the block.

5.Apply thread sealant to the 1/8" brass pipe nipple and thread it onto the mani- fold block. Tighten with a 7/16" wrench.

6.Slip the air restrictor over the 1/8" pipe nipple. Apply thread sealant to the male threads and install the rear burner nozzle onto the fitting. Tighten with a 9/16" wrench.

7.Place the grate assembly over the burner pan. Install the rear burner bracket onto the grate with the 2 black Phillips head #10 screws provided. Do not tighten at this time (see Figure 9).

8.Install the "U" burner from the left side with the open end in the front (see Fig- ure 9). Hold the rear of the burner higher than the bracket. Slide the burner over the air restrictor fitting. Lower the rear of the burner into the slots on the burner bracket. Install the burner clip and tighten the nuts and screws.

9.Install 3/8 flare x 3/8 male pipe elbow into the inlet of the manifold block. Install the pipe plug into the top of the manifold block. Use thread sealant.

 

Rear Burner Nozzle

 

Air Restrictor

 

Pipe

 

Nipple

Front

 

Burner Burner

 

Inlet

Manifold

Fitting

Block

Figure 8 - Kit Assembly

Grate

Burner

Bracket

 

 

Burner

 

Clip

Burner Pan

Pipe

Plug

 

 

Pipe Elbow

Figure 9 - Installing Burner

Installation and Gas Connection

1.Thread the gas supply fitting to the fireplace gas supply pipe. Use thread sealant.

2.Place the burner pan assembly in the center of the fireplace floor. Make sure the front of pan faces forward.

3.Install the flex gas line to the gas sup- ply fitting. Carefully shape tube to at- tach to adapter fitting (see Figure 10).

4.Replace valve cover.

Gas

Supply

Fitting

Flex Gas Line

Burner Pan Assembly

(Facing Front of Fireplace)

Figure 10 - Connecting Gas to Appliance

Continued

901049

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Contents What to do if YOU Smell GAS OWNER’S Operation and Installation ManualModels CVTR18 CVTR24 ApprovedVented Natural GAS Logs Safety InformationON/OFF Safety VALVE/ Pilot KIT and PROPANE/LP Conversion Local Codes Unpacking Optional Product FeaturesRemote Control Ready Millivolt Safety VALVE/ Pilot KIT Remote Control AccessoriesProviding Adequate Ventilation AIR for Combustion and VentilationUnusually Tight Construction Confined and Unconfined SpaceAIR for Combustion Ventilation Determining FRESH-AIR Flow for Appliance LocationDetermining if You Have a Confined or Unconfined Space Ventilation Air From Inside Ventilation AIRBuilding Ventilation Air From OutdoorsFlue Opening Specifications InstallationVenting Specifications for Installation Check GAS TypeConnecting to GAS Supply Installing Damper ClampInstallation Items Needed Pressure Testing Gas Supply Piping SystemKit Assembly Hearth KIT Assembly and InstallationInstallation and Gas Connection Test Pressures Equal To or Less Than 1/2 PsigNatural Gas Installation Propane/LP Gas ConversionBurner Inlet Fitting Testing Burner for Leaks Adding PAN MaterialChanging Pilot Orifice For Your Safety Read Before Lighting Installing the Ember BED and LogsOperating Appliance Lighting InstructionsCuring Logs GAS Shutoff Valve OperationOperating Instructions for To Turn OFF GAS To ApplianceObserved Problem Possible Cause Remedy TroubleshootingClean pilot see Cleaning and Mainte Gas leak. See Warning statement at TopCleaning and Maintenance Replacement PartsAccessories CVTR18 CVTR24 Illustrated Parts BreakdownKEY Part Number for CVTR18 CVTR24 Description QTY Parts ListFBD Parts Centrals901049 Vented Natural GAS Logs 901049 International Keep this Warranty