Desa VP20BT, VP30BT, VN30BT, VN20BT installation manual What to do if YOU Smell GAS

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UNVENTED (VENT-FREE) BLUE FLAME GAS HEATER SAFETY INFORMATION AND INSTALLATION MANUAL

MODELS VN20BT, VP20BT VN30BT AND VP30BT

WARNING: If the information in this manual is not fol- lowed 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.

•Immediatelycallyourgassupplierfromaneighbor’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 quali- ﬁed installer, service agency or the gas supplier.

Save this manual for future reference.

For more information, visit www.desatech.com

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Contents What to do if YOU Smell GAS Table of Contents Safety Information Local Codes Product FeaturesUnpacking Providing Adequate Ventilation AIR for Combustion VentilationUnusually Tight Construction Conﬁned and Unconﬁned SpaceDetermining if You Have a Conﬁned or Unconﬁned Space Determining FRESH-AIR Flow for Heater LocationVentilation AIR InstallationCheck GAS Type Ventilation Air From Inside BuildingLocating Heater Installation ItemsThermostat Sensing Bulb Installing Heater to WallAttaching To Wall Anchor Method Installing Bottom Mounting ScrewsPlacing Heater On Mounting Bracket Mounting Base Feet to Floor Where required by local code Connecting to GAS SupplyMounting Heater to Floor Mounting Base Feet to HeaterVN30BT, VP30BT 1/2 or greater Checking GAS ConnectionsTest Pressures Equal To or Less Than 1/2 Psig 3.5 kPa Pressure Testing Heater GAS ConnectionsOperating Heater For Your Safety Read Before LightingLighting Instructions Inspecting Heater ODS/PILOT and Burner Cleaning MaintenanceBurner Pilot AIR Inlet CabinetService Hints SpecificationsTechnical Service Service PublicationsObserved Problem Possible Cause Remedy TroubleshootingSee Cleaning and Mainte Statement above Gas leak. See WarningAccessories Replacement PartsModels VN20BT, VP20BT VN30BT, VP30BT Illustrated Parts BreakdownNJF 8C Parts ListKeep this Warranty Warranty InformationLimited Warranty VENT-FREE Residential GAS Heaters