Desa CTB3924PT, VRL24NT, CSG3924NT installation manual OWNER’S Operation and Installation Manual

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TM UNVENTED (VENT-FREE) GAS LOG HEATER

OWNER’S OPERATION AND INSTALLATION MANUAL

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24" and 30"Remote-Ready Models: VRL24NR, VRL24PR, VRL30NR, VRL30PR, CSG3924NR, CSG3924PR CTB3924NR, CTB3924PR

24" and 30" Thermostat Models: VRL24NT, VRL24PT, VRL30NT, VRL30PT, CSG3924NT, CSG3924PT CTB3924NT, CTB3924PT

Remote-Ready Models Also Design-Certified As Vented

Decorative Appliances

WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, per- sonal injury, or loss of life.

—Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.

—WHAT TO DO IF YOU SMELL GAS

•Do not try to light any appliance.

•Do not touch any electrical switch; do not use any phone in your building.

•Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.

•If you cannot reach your gas supplier, call the fire department.

—Installation and service must be performed by a qualified installer, service agency, or the gas supplier.

WARNING: Improper installation, adjust- ment, alteration, service, or maintenance can cause injury or property damage. Refer to this manual for correct installation and operational procedures. For assistance or additional information consult a qualified installer, service agency, or the gas supplier.

WARNING: This appliance is for installa- tion only in a solid-fuel burning masonry or UL127 factory-built fireplace, or in an ap- proved ventless firebox. It is design-certi- fied for these installations in accordance with ANSI Z21.11.2. Exception: Do not in- stall this appliance in a factory-built fire- place that includes instructions stating it has not been tested or should not be used with unvented gas logs. For unmarked fac- tory-built fireplaces, contact fireplace manu- facturer if unsure of this application.

WARNING: This is an unvented gas-fired heater. It uses air (oxygen) from the room in which it is installed. Provisions for adequate combustion and ventilation air must be provided. Refer to Air for Combustion and Ventilation section on page 5 of this manual.

This appliance may be installed in an aftermarket,* permanently located, manufactured (mobile) home, where not prohibited by local codes.

This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not convertible for use with other gases.

* Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer

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Contents What to do if YOU Smell GAS OWNER’S Operation and Installation ManualSafety Information Table of ContentsSafety Information Product Identification Optional Remote Control AccessoriesLocal Codes UnpackingAIR for Combustion and Ventilation Product FeaturesDetermining if You Have a Confined or Unconfined Space Determining FRESH-AIR Flow for Heater LocationVentilation Air From Inside Building Ventilation AIRVentilation Air From Outdoors Installation and Clearances for VENT-FREE Operation InstallationCheck GAS Type See Between 8 Minimum Noncombustible Material ClearancesMantel 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 Remote-Ready Models OnlyAttaching Extension Plates to Base Assembly 30 Model Only Connecting to GAS SupplyExternal Regulator With Vent Pointing Down Pressure Testing Heater Gas Connections Pressure Testing gas Supply Piping systemChecking GAS Connections Installing Log #1 Ember Bed Model CSG3924NR Shown Installing LogsInstalling Log #2 Right and Log #3 Left Model VRL30NR Shown Operating Heater Attaching Grate to Base AssemblyAdding Lava Rock Lighting InstructionsShutting Off Heater To Turn OFF GAS to ApplianceShutting Off Burners Only pilot stays lit REMOTE-READY Models For Your Safety Read Before Lighting Manual Lighting ProcedureThermostat Control Operation Control Knob Rear Burner Thermostat Control Operation Optional Remote OperationGhrc Series Operation Ghrcta Series OperationPilot Flame Pattern Inspecting BurnersBurner Flame Patterns Cleaning Burner Injector Holders and Pilot AIR Inlet Holes Cleaning MaintenanceLogs Observed Problem Possible Cause Remedy TroubleshootingRefer to Air for Combustion and Venti Gas leak. See Warning statement Important Do not crimp capillary Optional Positioning of Thermostat Sensing BulbWiring Diagram SpecificationsService Hints Technical ServiceFor more Visit www Com Illustrated Parts BreakdownTHERMOSTAT-CONTROLLED VRL24NT, VRL24PT VRL30NT, VRL30PT THERMOSTAT-CONTROLLED Parts ListCSG3924NR, CSG3924PR CTB3924NR, CTB3924PR REMOTE-READY VRL24NR, VRL24PR VRL30NR, VRL30PRREMOTE-READY Accessories Replacement PartsOwners Registration Form Postage Required 110021-01A Not a UPC

VRL30NT, VRL24PT, CSG3924NT, VRL30PT, VRL24NT specifications

Desa VRL24NR, VRL24PR, VRL30NR, VRL30PR, CSG3924NR, CSG3924PR, CTB3924NR, CTB3924PR, VRL24NT, VRL24PT, VRL30NT, VRL30PT, CSG3924NT, CSG3924PT, CTB3924NT, and CTB3924PT are a series of innovative heating solutions that cater to various residential and commercial needs. These models are designed to provide efficient, reliable, and aesthetically pleasing heating options.

One of the key features across these models is their advanced heating technology. They utilize cutting-edge infrared heating systems that ensure consistent and effective warmth. This technology not only heats up spaces quickly but also provides energy savings compared to traditional heating methods. Additionally, many models are equipped with programmable thermostats allowing users to set their desired temperature and schedule, enhancing convenience and energy efficiency.

Another hallmark of these models is their versatility in installation. The options for both vent-free and vented designs provide flexibility for various environments. Users can choose vented models for additional safety and air quality control, or opt for vent-free units that are easier to install in areas without existing ventilation systems. The range of configurations helps accommodate different space sizes and heating requirements.

In terms of design, the Desa heating solutions are crafted with aesthetics in mind. Many models feature sleek exteriors and elegant finishes, making them suitable for integration into modern or traditional interior designs. This commitment to design ensures that users do not have to sacrifice style for functionality.

Durability and reliability are emphasized throughout the line. Constructed with high-quality materials, these models are built to withstand the test of time and can function effectively under varying environmental conditions. Users can have peace of mind with warranties and support from the manufacturer.

Safety is another crucial aspect of these heating solutions. Each model is designed with safety features like automatic shut-off systems, making them safe for family use even in occupied living spaces.

In summary, the Desa VRL and CSG series offers a broad selection of heating solutions characterized by advanced infrared technology, versatile installation options, stylish designs, and robust safety measures. Whether for residential or commercial purposes, these models are engineered to meet diverse heating needs efficiently and reliably.
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