Desa CSG3930NR, CSG3930PR installation manual OWNER’S Operation and Installation Manual

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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 CSG3930NR, CSG3930PR

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:Improperinstallation,adjustment, alteration, service, or maintenance can cause injury or property damage. Refer to this manual for correct installation and opera- tional procedures. For assistance or addi- tionalinformationconsultaqualifiedinstaller, 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 listed ventless firebox enclosure. It is design- certified for these installations in accor- dance with ANSI Z21.11.2. Exception: Do not install this appliance in a factory-built fireplace 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 Base Assembly to Fireplace Floor 30 Model Shown Connecting to GAS SupplyExternal Regulator With Vent Pointing Down Pressure Testing Heater Gas Connections Pressure Testing gas Supply Piping systemChecking GAS Connections Installing Log #4 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 InstructionsTo Turn OFF GAS To Appliance Manual Lighting ProcedureThermostat Control Operation Shutting Off HeaterREMOTE-READY Models For Your Safety Read Before Lighting Control Knobs and Ignitor Button Locations Shown Optional HAND-HELD Remote OperationAuto Thermostatic Mode Manual ModeSafety Features ON/OFF Series Models Ghrcb and CghrcbPilot 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 SpecificationsREMOTE-READY Models only Illustrated Parts Breakdown Illustrated Parts Breakdown THERMOSTAT-CONTROLLED Models Parts List2325 1026 Natural Gas Models Only REMOTE-READY Models Accessories Owners Registration Form Postage Required Service Hints Replacement PartsTechnical Service Parts Under WarrantyNot a UPC
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