Desa CDL3924NT, CDL3924PT Installation and Clearances for VENT-FREE Operation, Side Wall Ceiling

Page 9

INSTALLATION

Continued

INSTALLATION AND CLEARANCES FOR VENT-FREE OPERATION

WARNING: Maintain the mini- mum clearances. If you can, pro- videgreaterclearancesfromfloor, ceiling and adjoining wall.

MINIMUM FIREPLACE CLEARANCE TO

COMBUSTIBLE MATERIALS

Side Wall

Ceiling

 

 

 

 

16"

 

42"

 

 

 

 

 

 

LOG SIZING REQUIREMENTS

 

 

 

 

 

 

Minimum Firebox

 

 

 

 

 

 

Height

Depth

Front

 

Rear *

 

 

Width

 

Width

17"

14"

28"

 

21"

 

 

 

 

 

* Measured at 14" depth.

Carefully follow the instructions below. This will ensure safe installation into a masonry, UL127-listed manufactured fireplace or listed vent-free firebox.

MinimumClearances ForSideCombustible Material, Side Wall and Ceiling

A.Clearances from the side of the fireplace cabinet to any combustible material and wall should follow diagram in Figure 4.

Example: The face of a mantel, bookshelf, etc. is made of combustible material and protrudes 3 1/2" from the wall. This combus- tible material must be 4" from the side of the fireplace cabinet (see Figure 4).

Note: When installing your gas logs into a manufactured firebox, follow firebox manufacturerʼs instructions for minimum clearances to combustible materials.

B.Clearances from the top of the fireplace opening to the ceiling should not be less than 42 inches.

Example

*

*Minimum 16 inches from Side Wall

Figure 4 - Minimum Clearance for

Combustible to Wall

NOTICE: Manual control heaters maybeusedasaventedproduct. If so, you must always run heater with chimney flue damper open. If running heater with damper open, noncombustible material above fireplace opening is not needed. Go to Installing Damper Clamp Accessory for Vented Operation, page 11.

MINIMUM NONCOMBUSTIBLE

MATERIAL CLEARANCES

If Not Using Mantel

Note: If using a mantel proceed to If Using Mantel. If not using a mantel, follow the information on this page.

You must have noncombustible material(s) above the fireplace opening. Noncombustible materials (such as slate, marble, tile, etc.) must be at least 1/2 inch thick. With sheet metal, you must have noncombustible material behind it. Noncombustible material must extend at least 8" up (for all models). If noncombustible material is less than 12", you must install the fireplace hood accessory. See Figure 5, page 10, for minimum clearances.

If Using Mantel

You must have noncombustible material(s) above the fireplace opening. Noncombustible materials (such as slate, marble, tile, etc.) must be at least 1/2 inch thick. With sheet metal, you must have noncombustible material behind it. Noncombus- tible material must extend at least 8 inches up). If noncombustible material is less than 12", you must install the fireplace hood accessory. Even if noncombustible material is more than 12", you may need the hood accessory to deflect heat away from your mantel shelf. See Figures 5, 6 and 7, page 10, for minimum clearances.

IMPORTANT: If you cannot meet these minimum clearances, you must operate heater with chimney flue damper open. Go to Installing Damper Clamp Accessory for Vented Operation, page 11.

111347-01E

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Contents Variable Manually Echo Valley Oak Log Design Meadowbrook Oak Log DesignTable of Contents Safety Information Unpacking Local CodesProduct Identification Product FeaturesDetermining FRESH-AIR Flow for Heater Location AIR for Combustion VentilationUnusually Tight Construction Confined and Unconfined SpaceVentilation AIR from Outdoors Ventilation AIRUnconfined space, remove door to adjoining Size makes room unconfinedCheck GAS Type InstallationIf Not Using Mantel Installation and Clearances for VENT-FREE OperationIf Using Mantel Side Wall CeilingTible Material Installation Distance a Mantel ClearancesNoncombus Installing Damper Clamp Accessory for Vented Operation Floor ClearancesChimney Minimum Permanent Installation Items Needed Installing Heater Base AssemblyExternal Regulator With Vent Pointing Down Connecting to GAS SupplyTest Pressures In Excess Of 1/2 Psig 3.5 kPa Checking GAS ConnectionsTest Pressures Equal To or Less Than 1/2 Psig 3.5 kPa Correct all leaks at onceVariable Manually-Controlled Models Installing LogsThermostat Models CDL Operating HeaterTo the OFF position Lighting InstructionsThermostat Models For Your Safety Read Before Lighting Manual Lighting ProcedureVariable Control Operation To Turn OFF GAS To ApplianceControl Knob and Ignitor Button Location Thermostat Control Operation Inspecting BurnersPilot Flame Pattern Burner Primary AIR HolesCleaning Maintenance Burner Injector Holder and Pilot AIR Inlet HoleLogs Observed Problem Possible Cause Remedy TroubleshootingInlet gas pressure is too low Dark residue on logs inside Improper log placementPilot is lit Pane/LP gas company Burner orifices clogged Replace burner orificesGas leak. See Warning Tools needed 1/4 hex driver or socket Optional Positioning Thermostat Sensing BulbImportant Do not crimp capillary SpecificationsEcho Valley Oak Log Meadowbrook Oak LogService Hints AccessoriesTechnical Service Replacement PartsIllustrated Parts Breakdown ODS PilotPropane/LP Variable MANUALLY-CONTROLLED Echo Valley OAK LOG Models Parts List24-3 24-4 24-2 24-1 THERMOSTATICALLY- Controlled Meadowbrook OAK LOG Warranty Information Keep this WarrantyLimited Warranty VENT-FREE GAS LOG Heaters

LSL3124P, CDL3924PT, CDL3924NT specifications

Desa CDL3924NT, LSL3124P, and CDL3924PT are notable choices in the realm of heating appliances, demonstrating advanced engineering and an array of user-friendly features. Each model has unique characteristics, making them suitable for diverse heating needs.

The Desa CDL3924NT is particularly distinguished by its dual-fuel capability, allowing users to switch between natural gas and propane. This flexibility ensures that homeowners can choose the energy source that best suits their preferences and availability. Moreover, the model boasts a heating capacity of up to 39,000 BTUs, providing substantial warmth for large spaces. Its compact design makes it ideal for installations in rooms with limited space, while an aesthetically pleasing finish ensures that it blends seamlessly with various home decors.

Meanwhile, the LSL3124P shines with its sleek design and powerful performance. This direct vent gas stove focuses on efficiency, delivering up to 26,000 BTUs of heating output. One of its standout features is the advanced airflow system, which ensures even heat distribution, reducing cold spots and providing consistent warmth. The LSL3124P is equipped with a straightforward digital thermostat that allows for precision temperature adjustments, enhancing user convenience. Additionally, the model is designed for quiet operation, making it an excellent choice for relaxation areas like living rooms or bedrooms.

The CDL3924PT, on the other hand, emphasizes versatility and efficiency. Equipped with a programmable timer, this appliance allows users to pre-set heating schedules according to their daily routines, ultimately conserving energy and reducing utility costs. With a maximum output of 39,000 BTUs, the CDL3924PT is capable of heating larger areas effectively. The unit boasts a built-in safety shut-off feature, ensuring peace of mind in household environments. Its stylish design complements modern interiors, and its easy installation process caters to both new and seasoned homeowners.

In summary, the Desa CDL3924NT, LSL3124P, and CDL3924PT models stand out for their innovative technologies and feature sets. Each unit addresses unique heating needs with efficiency and style, making them valuable additions to any home. Whether you prioritize flexibility in fuel options, quiet operation, or programmable settings, Desa's offerings cater to various lifestyles and heating requirements. Their robust heating capabilities, coupled with user-friendly designs, ensure that every homeowner can find a suitable option for comfort during colder months.
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