Desa CGD3924NRA, CGB3924NRA Floor Clearances, Determining Minimum Mantel Clearances

Page 9

OWNER’S MANUAL

INSTALLATION

Continued

MANTEL CLEARANCES

In addition to meeting noncombustible mate- rial clearances, you must also meet required clearances between fireplace opening and mantel shelf. If you do not meet the clear- ances listed below, you will need a hood.

Determining Minimum Mantel Clearances

If you meet minimum clearance between

10"

8"

6"

2 1/2"

Minimum Non-

 

 

(A)

 

Combustible

Material

 

 

 

 

12"

 

 

 

 

Mantel Shelf

18"

 

20"

22"

 

 

 

 

 

Underside of

Mantel Shelf

All minimum distances are in inches

24"

Top of Fireplace

Opening

mantel shelf and top of fireplace opening, a hood is not required (see Figure 6).

Determining Minimum Mantel Clearances When Using a Hood

If minimum clearances in Figure 6 are not met, you must have a hood. When using a hood there are still certain minimum mantel clearances required. Follow minimum clear- ances shown in Figure 7 when using hood.

Minimum Non-

Distances to

Combustible

Underside of

Material Height

Mantel

Figure 6 - Minimum Mantel Clearances Without Using Hood

Mantel Shelf

NOTICE: If your installation does not meet the minimum clearances shown, you must do one of the following:

operate the logs only with the flue damper open

raise the mantel to an accept- able height

remove the mantel

FLOOR CLEARANCES

A.

If installing appliance on the floor level,

 

you must maintain the minimum distance

 

of 14" to combustibles (see Figure 8).

B.

If combustible materials are less than

 

14" to the fireplace, you must install

 

12"

 

 

 

10"

 

 

 

8"

 

 

 

6"

 

 

 

2 1/2"

 

 

Minimum Non-

 

 

 

Combustible

 

 

 

Material

8"

12"

15"

 

 

Min.

 

 

 

Hood

Distances to

 

(GA6050, GA6052)

 

Underside of

 

 

 

 

Mantel

18"

Underside of

Mantel Shelf

All minimum distances are in inches

20"

Top of Fireplace Opening

appliance at least 5" above the combus-

tible flooring (see Figure 9).

Figure 7 - Minimum Mantel Clearances When Using Hood

 

Combustible

Hearth

14"

Material

 

Combustible

Min.

 

Material

 

 

5"

 

 

Min.

Noncombustible Material

 

Figure 8 - Minimum Fireplace Clearances

Figure 9 - Minimum Fireplace Clearances

If Installed at Floor Level

 

Above Combustible Flooring

Continued

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Image 9
Contents What to do if YOU Smell GAS Remote ReadyUnvented Natural GAS LOG Heater Safety Information Remote Control Accessories Product FeaturesProduct Identification Local CodesProviding Adequate Ventilation Unusually Tight ConstructionConfined Space and Unconfined Space AIR for Combustion Ventilation Determining FRESH-AIR Flow for Heater LocationDetermining if You Have a Confined or Unconfined Space Ventilation AIR Ventilation Air From Inside BuildingVentilation Air From Outdoors Check GAS Type InstallationMinimum Fireplace Clearance to Combustible Materials LOG Sizing RequirementsMinimum Noncombustible Material Clearances Unvented Natural GAS LOG Heater InstallationMantel Clearances Determining Minimum Mantel Clearances When Using a HoodFloor Clearances Determining Minimum Mantel ClearancesInstalling Damper Clamp Accessory for Vented Operation Installing Heater Base AssemblyInstallation Items Needed Attaching Flexible Gas Hose to Heater Connecting to GAS SupplyChecking GAS Connections Installing Remote RE- Ceiver UnitInstalling Wireless Remote Control Accessory Installing Logs CGD3924NRAInstalling 9-Volt Battery in Receiver Tered over the burner U bend Installing Logs on Models CGB3924PRA and CGB3930PRAFor Your Safety Read Before Lighting Operating HeaterLighting Instructions Unvented Natural GAS LOG Heater Operating Manual Lighting ProcedureTo Turn OFF GAS To Appliance Optional Remote OperationInspecting Burners Pilot Flame PatternMain Burner Service Hints Unvented Natural GAS LOG Heater Cleaning and MaintenanceTechnical Service Cleaning Burner Injector Holder and Pilot AIR Inlet HoleObserved Problem Possible Cause Remedy TroubleshootingMaintenance, Unvented Natural GAS LOG Heater TroubleshootingGas leak. See Warning statement at CGD3924NRA Unvented Natural GAS LOG Heater Illustrated Parts BreakdownKEY Part Number Description QTY Parts ListCGB3924NRA CGB3930NRA KEY CGB3924NRA CGB3930NRA Part Number Description QTY Parts Under Warranty Unvented Natural GAS LOG Heater Replacement PartsParts not Under Warranty Parts CentralAccessories SpecificationsWiring Diagram Warranty Information