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Desa VGC24NR Instruction Manual

Unvented (vent-free) gas log heater
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UNVENTED (VENT-FREE) GAS LOG HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
Patent Pending
VGC24NR/PR, VGC30NR/PR, EC18NR/PR, EC24NR/PR, EC30NR/PR,
f i r e - p a r t s . c o m
VCC18NR/PR, VCC24NR/PR AND VCC30NR/PR
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, 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 quali-
fied installer, service agency or the gas supplier.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
REMOTE-READy MODELS VGC18NR/PR,
For more information, visit www.desatech.com

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  • Page 1 UNVENTED (VENT-FREE) GAS LOG HEATER OWNER’S OPERATION AND INSTALLATION MANUAL Patent Pending REMOTE-READy MODELS VGC18NR/PR, VGC24NR/PR, VGC30NR/PR, EC18NR/PR, EC24NR/PR, EC30NR/PR, f i r e - p a r t s . c o m VCC18NR/PR, VCC24NR/PR AND VCC30NR/PR Also Design-Certified As Vented Decorative Appliances...

  • Page 2: Table Of Contents

    TAbLE OF CONTENTS Safety..............2 Wiring.Diagram........... 26 Product Identification..........5 Cleaning.and.Maintenance......... 26 Local.Codes............5 Troubleshooting..........28 Optional.Remote.Control.Accessories....5 Parts..............32 Unpacking............5 Specifications............. 36 Product.Features..........6 Service.Hints............36 Air.For.Combustion.and.Ventilation...... 6 Technical.Service..........36 Installation............
  • Page 3 SAFETy Continued WARNING: This product con- WARNING: Do not allow fans to blow directly into the fireplace. tains and/or generates chemicals Avoid any drafts that alter burner known to the state of California flame patterns. Ceiling fans can to cause cancer or birth defects or other reproductive harm.
  • Page 4 SAFETy Continued 1.. This.appliance.is.only.for.use.with.the.type. 9. Before using furniture polish, wax, carpet of.gas.indicated.on.the.rating.plate..This. cleaner or similar products, turn heater off. If appliance.is.not.convertible.for.use.with. heated, the vapors from these products may other.gases.. create.a.white.powder.residue.within.burner. box.or.on.adjacent.walls.and.furniture. 2.. Do.not.place.propane/LP.supply.tank(s). inside.any.structure..Locate.propane/LP. 10. This heater needs fresh, outside air ven- supply.tank(s).outdoors.(propane/LP.units.

  • Page 5: Product Identification

    PRODUCT IDENTIFICATION Electronic. Ignitor Chassis Chassis Glowing Glowing Embers Embers Control. Control. Flame. Flame. Remote. Knob Knob Adjustment. Adjustment. Control. AUTO/OFF/ Remote. Knob Knob (Optional) ON.Switch Control. AUTO/OFF/ (Optional) ON.Switch VGC and EC Model Series VCC Model Series Figure 1 - Product Identification LOCAL CODES f i r e - p a r t s .

  • Page 6: Product.features

    PRODUCT FEATURES OpERATION SAFETY DEVICE This. heater. is. clean. burning.. It. requires. no. This.heater.has.a.pilot.with.an.Oxygen.Deple- outside. venting..There. is. no. heat. loss. out. a. tion.Sensing.(ODS).safety.shutoff.system..The. vent. or. up. a. chimney.. Heat. is. generated. by. ODS/pilot.is.a.required.feature.for.vent-free. both realistic flames and glowing coals. This room.
  • Page 7 AIR FOR COMbUSTION AND VENTILATION Continued Confined and Unconfined Space Other.gas.appliances*.+._________ Btu/Hr The National Fuel Gas Code, ANSI Z223.1/ Total.. =._________ Btu/Hr NFPA 54 defines a confined space as a space *.Do.not.include.direct-vent.gas.appliances.. Direct-vent. draws. combustion. air. from. the. whose.volume.is.less.than.50.cubic.feet.per. outdoors.and.vents.to.the.outdoors. 1,000 Btu per hour (4.8 m .per.kw).of.the.ag- Example:.

  • Page 8: Installation

    AIR FOR COMbUSTION AND VENTILATION Continued Ventilation Air From Outdoors VENTILATION AIR Provide. extra. fresh. air. by. using. ventilation. Ventilation Air From Inside Building grills.or.ducts..You.must.provide.two.perma- This.fresh.air.would.come.from.an.adjoining. nent.openings:.one.within.12".of.the.ceiling. unconfined space. When ventilating to an and one within 12" of the floor. Connect these adjoining unconfined space, you must provide items.directly.to.the.outdoors.or.spaces.open.
  • Page 9 INSTALLATION Continued CHECK GAS TYpE WARNING: Before installing Use.the.correct.type.of.gas.(natural.or.propane/ in a solid fuel burning fireplace, LP)..If.your.gas.supply.is.not.the.correct.gas. type, do not install heater. Call dealer where the chimney flue and firebox you.bought.heater.for.proper.type.heater. must be cleaned of soot, creo- sote, ashes and loose paint by WARNING: This appliance is a qualified chimney cleaner.
  • Page 10 INSTALLATION Continued Note: When installing your gas logs into Noncombustible a manufactured firebox, follow firebox Material Requirements for manufacturer’s instructions for minimum Distance (A) Safe Installation clearances to combustible materials. 12".or.more. Noncombustible. mate- B. Clearances from the top of the fireplace rial.OK.
  • Page 11 INSTALLATION Continued MANTEL CLEARANCES NOTICE: Surface temperatures In.addition.to.meeting.noncombustible.mate- of adjacent walls and mantels be- rial clearances, you must also meet required come hot during operation. Walls clearances between fireplace opening and and mantels above the firebox mantel.shelf..If.you.do.not.meet.the.clearances. may become hot to the touch. listed below, you will need a hood.
  • Page 12 INSTALLATION Continued INSTALLING DAMpER CLAMp Damper. Clamp ACCESSORY FOR VENTED OpERATION Damper Note: When used as a vented heater, ap- pliance must be installed only in a solid-fuel Damper. burning fireplace with a working flue and Clamp constructed of noncombustible material. For Massachusetts Residents Only:.Instal- lation.of.this.gas.log.set.as.a.vented.appliance.
  • Page 13 INSTALLATION Continued Installation Items Needed Masonry.Screw •. hardware.package.(provided.with.heater) • approved flexible gas hose and fittings (not provided).(if.allowed.by.local.codes). • sealant (resistant to propane/LP gas, not provided) •. electric.drill.with.3/16”.masonry.drill.bit Note: Install optional HRC Series receiver and hand-held remote control kit (see Ac- cessories, page 37) before installing gas log heater.
  • Page 14 INSTALLATION Continued Installation Items Needed Check. your. building. codes. for. any. special. Before installing heater, make sure you have requirements.for.locating.equipment.shutoff. the.items.listed.below. valve to fireplaces. •. external.regulator.(supplied.by.installer) Apply.pipe.joint.sealant.lightly.to.male.NPT. threads..This.will.prevent.excess.sealant.from. •. piping.(check.local.codes) going.into.pipe..Excess.sealant.in.pipe.could. •. sealant.(resistant.to.propane/LP.gas) result.in.clogged.heater.valves. •. equipment.shutoff.valve.* •. test.gauge.connection.* WARNING: Use pipe joint •.
  • Page 15 INSTALLATION Continued We. recommend. that. you. install. a. sediment. 3. Pressurize supply piping system by either opening. propane/LP. supply. tank. valve. trap in supply line as shown in Figure 14, page for.propane/LP.gas.or.opening.main.gas. 1.. Locate. sediment. trap. where. it. is. within. valve.
  • Page 16 INSTALLATION Continued Equipment.Shutoff.Valve Switch Gas Meter Figure 18 - Installing AUTO/OFF/ON Switch Control.Valve. Location To.OFF. Terminal.on. Figure 17 - Checking Gas Joints (Natural Switch Gas Only) pRESSURE TESTING HEATER GAS CONNECTIONS 1.. Open.equipment.shutoff.valve.(see.Figure. 15, page 15). To.AUTO. 2.. Open.main.gas.valve.located.on.or.near. Terminal. gas.
  • Page 17 INSTALLATION Continued 6.. Install.receiver.bracket.to.base.with.phil- 11..If.logs.were.removed.from.heater.for.install. lips. screws. provided. in. hardware. kit. as. remote accessory, replace logs (see In- shown.in.Figure.20. stalling Logs, Embers and Lava Rock). 7. If installed, disconnect AUTO/OFF/ON Installing Batteries for Remote Receiver switch. wire. from. control. valve. at. TPTH. and Hand Held Remote Control and.TH.locations.(see.Figure.21).
  • Page 18 INSTALLATION Continued CAUTION: After installa- tion and periodically thereafter, check to ensure that no flame comes in contact with any log. With heater set to Hi, check to see if flames contact any log. If so, reposition logs according to log installation instructions in this manual.
  • Page 19 INSTALLATION Continued 5.. Place.left.crossover.log.(#6).onto.rear.log. 8.. Add. lava. rock. and. small. decorative. logs. (#1).and.middle.log.(#2)..Match.round.peg. around.base.of.heater.if.desired..DO NOT on. top. of. rear. log. (#1). with. round. hole. place rock or additional logs on front on.bottom.of.left.crossover.log.(#6).and. burner or on logs..Placing.any.material. square.peg.on.top.of.middle.log.(#2).with. on.unit.other.than.ember.material.on.front. square. hole. on. bottom.of. left. crossover. burner.may.result.in.production.of.carbon.
  • Page 20 INSTALLATION Continued VCC Model Series Notches in bottom of log #4 will fit over ribs.in.logs.#2.and.#3.. It.is.very.important.to.install.these.logs.exactly. as.instructed..Do.not.modify.logs..Only.use. 5.. Place.top.left.log.(#5).onto.rear.log.(#1).and. front.log.(#3)..Match.round.peg.on.bottom. logs.supplied.with.heater. of.top.left.log.(#5).with.round.hole.in.front. 1.. Place.rear.log.(#1).on.base.assembly.as. log. (#3). and. square. hole. in. log. #5. with. shown in Figure 30. Log will fit over right end square.peg.on.log.#1.(see.Figure.33).
  • Page 21 INSTALLATION Continued 9.. Add embers to front flat burner. Gently re- move.embers.from.the.bag.using.gloves.or. tweezers. (This material is a skin irritant. Gloves or tweezers are recommended to prevent skin irritation).. Separate. pieces. of. ember. material. and. place. on. surface of flat burner as shown in Figure 27, page 19.

  • Page 22: Operation

    OPERATION FOR YOUR SAFETY LIGHTING READ BEFORE LIGHTING INSTRUCTIONS WARNING: If you do not fol- WARNING: low these instructions exactly, • If fireplace has glass doors, a fire or explosion may result never operate this heater with causing property damage, per- glass doors closed.
  • Page 23 OPERATION Continued 6.. Press. in. and. turn. control. knob. counter- 10..Wait. one. minute. and. put. switch. in. ON. clockwise. . to. the. PILOT. position.. position.to.light.burners.. Press in control knob for five (5) seconds Note: AUTO is only functional when using (see.Figure.37)..
  • Page 24 OPERATION Continued Control. TO TURN OFF GAS Flame. Knob.in.OFF. TO AppLIANCE Selector. Adjustment. Position. Switch. Knob. 1.. Turn.control.knob.clockwise. .to.the. OFF.position. 2a..Set.switch.in.the.OFF.position. 2b.. . Set. If. Using. Optional. Hand-Held. Remote: selector. switch. in. the. OFF. position. to. Ignitor prevent.draining.battery.. Figure 40 - Control Knob, Ignitor Button 3..
  • Page 25 OPERATION Continued Manual Mode Safety Features 1.. Press. the. POWER. and. LOCK. buttons. When.away.from.home.for.an.extended.period. together.to.turn.on.the.hand-held.remote. of.time.or.as.a.child.safety.feature.to.prevent. control. accidental ignition of the fireplace, the receiver ON/OFF/REMOTE. switch. should. be. in. the. 2.. Press MANU button to turn on the fireplace. OFF.position. 3..

  • Page 26: Inspecting.burners

    INSPECTING bURNERS Check pilot flame pattern and burner flame Pilot.Burner patterns.often. pILOT FLAME pATTERN Figure 43 shows a correct pilot flame pattern. Figure 44 shows an incorrect pilot flame pat- tern. The incorrect pilot flame is not touching Thermocouple the.thermocouple..This.will.cause.the.thermo- Figure 43 - Correct Pilot Flame Pattern couple to cool.
  • Page 27 CLEANING AND MAINTENANCE Continued We.also.recommend.that.you.keep.the.burner. tube.and.pilot.assembly.clean.and.free.of.dust. and.dirt..To.clean.these.parts.we.recommend. using.compressed.air.no.greater.than.30.PSI.. Pilot.Air. Your local computer store, hardware store or Inlet.Hole home.center.may.carry.compressed.air.in.a. can.. You. can. use. a. vacuum. cleaner. in. the. Pilot.Assembly blow. position.. If. using. compressed. air. in. a. can, please follow the directions on the can. Figure 46 - Pilot Inlet Air Hole (Your pilot If you don’t follow directions on the can, you may vary from pilot shown)

  • Page 28: Troubleshooting

    TROUbLESHOOTING WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle or similar object to clean ODS/pilot. This can damage ODS/pilot unit. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY...
  • Page 29 TROUbLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY ODS/pilot lights but flame 1..Control. knob. not. fully. 1..Press.in.control.knob.fully goes.out.when.control.knob. pressed.in is.released 2..Control.knob.not.pressed.in. 2. After ODS/pilot lights, keep long.enough control. knob. pressed. in. 30. 3..Safety.interlock.system.has. seconds been.triggered. 3..Wait.one.minute.for.safety. interlock. system. to. reset.. ..Equipment.shutoff.valve.not. Repeat.ignition.operation fully.open ..Fully.open.equipment.shut-...
  • Page 30 TROUbLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Yellow flame in front burner 1..Not.enough.air 1..Check. burner(s). for. dirt. during.burner.combustion and debris. If found, clean burner(s).(see.Cleaning and Maintenance, page 26) 2. Gas regulator defective 2..Replace.gas.regulator Slight.smoke.or.odor.during. 1..Residues. from. manufac- 1..Problem.will.stop.after.a.few. initial.operation turing. processes. and. logs. hours.of.operation curing Heater.produces.a.whistling.
  • Page 31 TROUbLESHOOTING Continued WARNING: If you smell gas • Shut off gas supply. • 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. Fol- low the gas supplier’s instructions.

  • Page 32: Parts

    PARTS REMOTE-READY VARIABLE CONTROL MODELS VGC18NR, VGC18PR, VGC24NR, VGC24PR, VGC30NR, VGC30PR, EC18NR, EC18PR, EC124NR, EC24PR, EC30NR, EC30PR, VCC18NR, VCC18PR, VCC24NR, VCC24PR, VCC30NR AND VCC30PR f i r e - p a r t s . c o m www.desatech.com 119162-01H...
  • Page 33 PARTS REMOTE-READY VARIABLE CONTROL MODELS VGC18NR, VGC18PR, VGC24NR, VGC24PR, VGC30NR, VGC30PR, EC18NR, EC18PR, EC124NR, EC24PR, EC30NR, EC30PR, VCC18NR, VCC18PR, VCC24NR, VCC24PR, VCC30NR AND VCC30PR This list contains replaceable parts used in your heater. When ordering parts, follow the instructions.listed.under.Replacement Parts.on.page.36.of.this.manual.
  • Page 34 EC18PR/NR, EC24PR/NR AND EC30PR/NR This list contains replaceable parts used in your heater. When ordering parts, follow the instructions.listed.under.Replacement Parts.on.page.36.of.this.manual. f i r e - p a r t s . c o m PART NUMBER VGC18NR/PR VGC24NR/PR VGC30NR/PR DESCRIpTION 122156-01 122153-02 122156-03 Log.Set...
  • Page 35 PARTS LOG SETS FOR MODELS VCC18PR/NR, VCC24PR/NR AND VCC30PR/NR This list contains replaceable parts used in your heater. When ordering parts, follow the instructions.listed.under.Replacement Parts.on.page.36.of.this.manual. f i r e - p a r t s . c o m PART NUMBERS VCC18NR/PR VCC24NR/PR VCC30NR/PR DESCRIpTION 120952-01...

  • Page 36: Specifications

    DESA Heating, LLC at 1-866-672-6040. •. burners.will.have.delayed.ignition When. calling. please. have. your. model. and. • heater will not produce specified heat serial.numbers.of.your.heater.ready. •. propane/LP.gas.supply.may.be.low You can also visit DESA Heating, LLC’s web You.may.feel.your.gas.pressure.is.too.low..If. site.at.www.desatech.com. so, contact your local propane/LP or natural gas.supplier. REPLACEMENT PARTS Note: Use only original replacement parts.

  • Page 37: Accessories

    ACCESSORIES WALL-MOUNT THERMOSTAT Purchase. these. heater. accessories. from. your. local. dealer.. If. they. can. not. supply. SWITCH - GWMT1 these accessories, call DESA Heating, LLC For all models. The.desired.comfort.setting. at. 1-866-672-600. for. referral. information.. can.be.selected.on.the.wall.thermostat.and. You.can.also.write.to.the.address.listed.on. the. log. heater. will. automatically. cycle. from.
  • Page 38 NOTES _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________ ______________________________________________________ f i r e - p a r t s . c o m ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________ ______________________________________________________...
  • Page 39 NOTES _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________ ______________________________________________________ f i r e - p a r t s . c o m ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________ ______________________________________________________...

  • Page 40: Warranty

    LIMITED WARRANTy VENT-FREE GAS LOG HEATERS DESA Heating, LLC warrants this product to be free from defects in materials and components for four (4) years from the date of first purchase, provided that the product has been properly installed, operated and.maintained.in.accordance.with.all.applicable.instructions..To.make.a.claim.under.this.warranty.the.

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