Desa GG30NT, FG30PT, FG30NT, RG30NT, RG30P installation manual What to do if YOU Smell GAS

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UNVENTED (VENT-FREE) BLUE FLAME GAS GARAGE HEATER

SAFETY INFORMATION AND INSTALLATION MANUAL

BG30N, BG30NT, BG30P, BG30PT, FG30N, FG30NT, FG30P, FG30PT, GG30N, GG30NT, GG30P, GG30PT, RG30N, RG30NT, RG30P, RG30PT, GMG30N, GMG30NT, GMG30P, GMG30PT

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 Poisoning may lead to death Safety InformationLocal Codes Product FeaturesUnpacking Providing Adequate Ventilation AIR for Combustion VentilationFollowing are excerpts from National Fuel Unusually Tight ConstructionDetermining 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 Thermostat Models Only Installing Heater to WallMounting Bracket Removing Front Panel Of HeaterPlacing Heater On Mounting Bracket Attaching To Wall Anchor MethodInstalling Bottom Mounting Screws Installing Bottom Mounting ScrewsTypical Inlet Pipe Diameter Connecting to GAS SupplyTest Pressures Equal To or Less Than Checking GAS ConnectionsPsig 3.5 kPa EquipmentMake sure control knob of heater is in the OFF position Open equipment shutoff valve see ,Operating Heater Manual Control Models For Your Safety Read Before LightingLighting Instructions To Turn OFF GAS To Appliance Manual Lighting ProcedureShutting Off Heater Shutting Off Burner Only pilot stays litThermostat Control Operation Pilot Flame Pattern Inspecting HeaterBurner Flame Pattern Check pilot ﬂame pattern and burner ﬂame pat- tern oftenODS/PILOT and Burner Cleaning MaintenanceBurner Pilot AIR Inlet CabinetObserved Problem Possible Cause Remedy TroubleshootingSafety interlock system has Out when control knob is re Control knob not pressedDelayed ignition of burner Manifold pressure is too low Burner oriﬁce is clogged Clean burner see CleaningOperation Processes Hours of operation Or shut off Qualiﬁed service personTurning control knob to Air passageways on heaterStatement above Gas leak. See WarningBG30N, FG30N, GG30N, RG30N, GMG30N SpecificationsBG30P, FG30P, GG30P, RG30P, GMG30P Technical Service Service HintsService Publications Replacement Parts Parts Under WarrantyIllustrated Parts Breakdown NJF 8C Parts ListIllustrated Parts Breakdown NJF 8C Equipment Shutoff Valve GA5010 AccessoriesFAN Kits GA3250T For all models. Equipment shutoff valve with 1/8 NPT tapParts Centrals Keep this Warranty Warranty InformationLimited Warranty VENT-FREE Residential GAS Heaters