Desa installation manual Mantel Clearances, Floor Clearances, Determining Minimum Mantel Clearance

Page 9

INSTALLATION

Continued

INSTALLATION

9

Mantel Clearances

Floor Clearances

 

 

 

Mantel Shelf

MANTEL CLEARANCES

12"

10"

8"

Underside of Mantel Shelf

In addition to meeting noncombustible material clearances, you must also meet required clearances between fireplace opening and mantel shelf. If you do not meet the clearances listed in Figure 7, you will need a hood.

Determining Minimum Mantel Clearance

If you meet minimum clearance between mantel shelf and top of fireplace opening, a hood is not required (see Figure 7).

Determining Minimum Mantel Clearance When Using a Hood

6"

2 1/2"

Minimum Non-

Combustible

Material

8"

Min.

Hood

(GA6050, GA6052, and GA6053)

12"

15"

 

 

Distances to Underside of Mantel

18"

All minimum distances are in inches

Log Set

20" All Models

Top of Fireplace Opening

If minimum clearances in Figure 7 are not met, you must have a hood. When using a hood there are still certain minimum mantel clearances required. Follow minimum clearances shown in Fig- ure 8 when using hood.

Figure 8 - Minimum Mantel Clearances When Using Hood

NOTICE: Surface temperatures of adjacent walls and mantels become hot during operation. Walls and mantels above the firebox may become hot to the touch. If installed properly, these temperatures meet the requirement of the national product standard. Follow all minimum clearances shown in this manual.

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

FLOOR CLEARANCES

A.If installing appliance on the floor level, you must maintain the minimum distance of 14" to combustibles (see Figure 9).

B.If combustible materials are less than 14" to the fireplace, you must install appliance at least 5" above the combustible floor- ing (see Figure 10).

• operate the logs only with the flue damper open

14"

Combustible Material

•

raise the mantel to an acceptable height

•

remove the mantel

Min.

Noncombustible Material

10"

8"

6"

2 1/2"

Minimum Non-

 

 

(A)

 

Combustible

 

Material

12"

 

 

 

 

 

 

8"

 

 

 

 

Mantel Shelf

18"

 

20"

22"

 

8"

 

14"

17"

 

 

 

 

Underside of

Mantel Shelf

All minimum distances are in inches

Log Set

24" 24"/30" Models

20" 18" Model

Top of Fireplace

Opening

Figure 9 - Minimum Fireplace Clearances If Installed at Floor Level

Hearth

Combustible Material

5"

Min.

Figure 10 - Minimum Fireplace Clearances Above Combustible Flooring

Minimum Non-

Distances to

Combustible

Underside of

Material Height

Mantel

Figure 7 - Minimum Mantel Clearances Without Using Hood

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Contents Unvented VENT-FREE Natural GAS LOG Heaters OWNER’S Operation Installation ManualBiltmore Split OAK, Seasonal OAK, Smoky Mountain OAK Logs What to do if YOU Smell GASSafety Information Table of ContentsProduct Identification Product Features AIR for Combustion and Ventilation UnpackingLocal Codes Determining FRESH-AIR Flow for Heater Location Confined and Unconfined SpaceDetermining if You Have a Confined or Unconfined Space Ventilation AIR Ventilation Air From Inside BuildingVentilation Air From Outdoors Installation InstallationCheck GAS Type Minimum Firebox Size Log Front Rear Height Depth WidthMinimum Noncombustible Material Clearances If Not Using MantelMantel Clearances Determining Minimum Mantel Clearance When Using a HoodFloor Clearances Determining Minimum Mantel ClearanceInstalling Heater Base Assembly Installing Damper Clamp Accessory for Vented OperationInstallation Items Needed Area of Various Standard Round FluesAttaching Flexible Gas Hose to Heater Gas Regulator Connecting to GAS SupplyChecking GAS Connections Pressure Testing Gas Supply Piping systemInstalling Logs Pressure Testing Heater Gas ConnectionsDual Burner Smoky Mountain Oak Models Dual Burner Biltmore Split Oak Models Dual Burner Premium Aged Split Oak ModelsInstalling Rear Log Single Burner Seasonal Oak Models Installing Crossover LogFor Your Safety Read Before Lighting Operating HeaterLighting Instructions Variable Control Operation Manual Lighting ProcedureTo Turn OFF GAS To Appliance Shutting Off HeaterIgnitor Button Inspecting Burners Cleaning and MaintenanceLogs SpecificationsModel Models ModelObserved Problem Possible Cause Remedy TroubleshootingRefer to Air for Combustion and Venti Gas leak. See Warning statement at top TopFor Masonry and Factory-built Metal Fireplace Optional Positioning of Thermostat Sensing BulbIllustrated Parts Breakdown Variable Manually-Controlled Parts ListCGD3018NT CGD3924NT CGD3930NT CGD3018NT CGD3924NT CGD3930NT Thermostatically-Controlled Biltmore Split Oak Model CCL3018NTCCL3018NT CCL3924NT, CCL3930NTA CCL3924NT CCL3930NTA Variable Manually-Controlled Seasonal Oak Models CRL2718N CRL3124N Variable Manually-Controlled Mountain Oak ModelsService Hints Replacement PartsTechnical Service AccessoriesOwners Registration Form Postage Required Parts Central Warranty Information

CGD3018N, CGD3924N, CGD3930N, CRL2718N, CCL3924N, CRL3124N, CCL3018N, CGD3924NT, CGD3018NT, CCL3924NT, CGD3930NT, CCL3018NT, CCL3930NTA specifications

The Desa product line, consisting of models CGD3018N, CGD3924N, CGD3930N, CRL2718N, CCL3924N, CRL3124N, CCL3018N, CGD3924NT, CGD3018NT, CCL3924NT, CGD3930NT, CCL3018NT, and CCL3930NTA, offers a wide range of heating solutions designed to tackle diverse customer needs. These models are distinctive for their durability, efficiency, and user-friendly designs.

Among the standout features of the Desa CGD series, models such as CGD3018N and CGD3924N integrate advanced combustion technologies that maximize fuel efficiency while minimizing emissions. This ensures that users enjoy a cleaner burn and reduced operational costs. The CGD3930N model boasts a higher output, making it suitable for larger spaces, while maintaining a compact design to fit various room layouts.

The CRL series, including CRL2718N and CRL3124N, emphasizes flexibility and ease of installation. These units employ a direct venting system that allows for efficient heat distribution without the need for extensive ductwork. The CCL models, such as CCL3924N and CCL3018N, are designed with aesthetics in mind. They feature sleek styles that blend seamlessly into modern home decors, all while delivering reliable heating performance.

The NT variants, such as CGD3924NT and CCL3924NT, introduce smart technology integration, allowing users to control their heating solutions remotely via smartphone applications. This feature ensures maximum convenience and adaptability to varying user preferences or schedules.

In terms of safety, all models are equipped with built-in features to prevent overheating and ensure stable operation. Additionally, many units incorporate easy-to-use thermostats and adjustable flame settings, providing users with greater control over their indoor climate.

Overall, the Desa models combine innovation with practicality, making them a preferred choice for consumers looking for efficient, stylish, and reliable heating solutions. With a variety of products catering to different preferences and requirements, Desa continues to be a leader in the heating industry, ensuring comfort and satisfaction for all users.
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