Desa VN1800D, VN1800ITA, VN2550ITA installation manual OWNER’S Operation and Installation Manual

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INFRARED VENT-FREE NATURAL GAS HEATER

This appliance may be installed in an aftermarket* manufactured (mobile)

home, where not prohibited by state or local codes.

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

OWNER’S OPERATION AND INSTALLATION MANUAL

Models: VN1800D, VN1800ITA, VN3000D, and VN2550ITA

WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal 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.

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Contents What to do if YOU Smell GAS OWNER’S Operation and Installation ManualContents Safety Information Combustion and Ventilation, pages 5 through Product Local Codes Unpacking Product FeaturesIdentification Combustion Fresh AIR ForVentilation Producing Adequate VentilationDetermining FRESH-AIR Flow for Heater Location Fresh AIR for Combustion and VentilationDetermining if You Have a Confined or Unconfined Space Ventilation Air From Inside Building Ventilation AIRVentilation Air from Outdoors Ventilation Air From OutdoorsInstallation Items Installing To WallCheck GAS Type Locating HeaterModels VN1800ITA and VN2550ITA Only Thermostat Sensing BulbLocating Thermostat Sensing Bulb Attaching Thermostat Sensing BulbMounting Bracket Installing Heater to WallRemoving Front Panel Of Heater Methods For Attaching Mounting Bracket To WallAttaching Mounting Bracket To Wall Marking Screw LocationsPlacing Heater On Mounting Bracket Installing Bottom Mounting ScrewsConnecting to GAS Supply Checking GAS Pressure Testing GAS Supply Piping SystemConnections Servicing. Correct all leaks at onceChecking GAS Connections Pressure Testing Heater GAS ConnectionsOperating Heater Lighting Instructions Operating HeaterTo Select Heating Level HeaterShutting Off Burner Only pilot stays lit Shutting Off HeaterOperating Explosion may result causing property damage, personalIf you do not follow these instructions exactly, a fire or Injury or loss of lifeModels VN1800D and VN3000D LOW MED High Pilot Flame Pattern Inspecting BurnerIf burner flame pattern is incorrect, as shown in Figure Burner Flame PatternODS/PILOT and Burner Orifice Cleaning and Maintenance Trouble ShootingCabinet Air PassagewaysTROUBLE- Shooting Observed Possible Remedy Problem CauseSee Cleaning Trouble ShootingShut off gas supply If you smell gasDo not try to light any appliance Ing statement atService Publications Hints Technical ServiceVN1800D VN3000D Accessories Replacement PartsModel VN1800ITA Illustrated Parts BreakdownParts List Model VN2550ITA Parts List Model VN1800D Control Position Label Hardware Assembly Model VN3000D Parts List Keep this Warranty Warranty Information