Desa CGD3018N Manuale Utente

Save this manual for future reference.WARNING: If the information in thismanual is not followed exactly, a fire orexplosion may result causing propert

10102990INSTALLINGContinuedNOTICEYou may use this heater as a vented product. If so, you mustalways run heater with chimney flue damper open. If runni

11102990INSTALLINGContinuedMinimum Non Combustible Material ClearancesIf Using MantelYou must have non combustible material(s) above the fireplace ope

1210299014"Min.Combustible Material Non-Combustible Material Hearth5"Min.Combustible Material Minimum Non-Combustible Material 8"Min.12

13102990INSTALLINGContinuedINSTALLING DAMPER CLAMP ACCESSORY FORVENTED OPERATIONNote: When used as a vented heater, appliance must be installed only i

14102990INSTALLINGContinuedINSTALLING HEATER BASE ASSEMBLYIMPORTANT: Make sure the heater burners are level. If heater is not level, heaterwill not wo

15102990INSTALLINGContinuedMasonry ScrewMountingBracketHeater GasRegulatorFlexible Gas Hose(if allowed by local codes)Figure 11 - Attaching Flexible G

16102990INSTALLINGContinuedCONNECTING TO GAS SUPPLYNOTICEA qualified service person must connect heater to gas supply.Follow all local codes.Installat

17102990Tee JointPipeNippleCap3" MinimumSedimentTrapGasRegulatorFromGas Meter(5" W.C.** to10.5" W.C.Pressure)A.G.A. Design-CertifiedMan

181029903. Pressurize supply piping system by either using compressed air or openingmain gas valve located on or near gas meter.4. Check all joints of

19102990INSTALLINGContinued WARNINGFailure to position the parts in accordance with these diagrams or failureto use only parts specifically approved w

2102990CONTENTSSECTION PAGESAFETYINFORMATION WARNINGSIMPORTANT: Read this owner’s manual carefully and completely beforetrying to assemble, operate, o

201029901. STOP! Read the safety information above.2. Make sure manual shutoff valve is fully open.3. Press in and turn control knob clockwise Clockwi

21102990TO TURN OFF GAS TO APPLIANCEShutting Off Heater1. Press in and turn control knob clockwise Clockwise to the HIGH position.2. Turn control knob

22102990MANUAL LIGHTING PROCEDURE 1. Follow steps 1 through 5 under Lighting Instructions, pages 20 and 21.2. Depress control knob and light pilot wit

23102990LOHIOFFPilotFigure 22 - Control Knob and Ignitor Button Location4. Wait five (5) minutes to clear out any gas. Then smell for gas, including n

24102990INSPECTINGBURNERSCheck pilot flame pattern and burner flame patterns often.PILOT FLAME PATTERNFigure 24 shows a correct pilot flame pattern. F

25102990CLEANINGANDMAINTENANCE WARNINGTurn off heater and let cool before cleaning. CAUTIONYou must keep control areas, burner, and circulating air pa

26102990TROUBLE-SHOOTINGContinuedREMEDY1. Turn on gas supply oropen manual shutoffvalve2. Turn control knob toPILOT position3. Press in control knobwh

27102990OBSERVEDPROBLEMBurner does lightafter ODS/pilot is litDelayed ignitionburnerBurner backfiringduring combustionSlight smoke orodor during initi

28102990TROUBLE-SHOOTINGContinued WARNINGIf you smell gas• Shut off gas supply.• Do not try to light any appliance.• Do not touch any electrical switc

29102990OPTIONALPOSITIONINGOFTHERMOSTATSENSING BULBFor Masonry andFactory-builtMetal FireplaceIf your log set cycles to pilot, but the room temperatur

3102990SAFETYINFORMATIONContinued WARNINGS ContinuedWARNING: Any change to this heater or its controls can be dangerous.1. This appliance is only for

30102990OPTIONALPOSITIONINGOFTHERMOSTATSENSING BULBFor Masonry andFactory-builtMetal FireplaceContinuedAdhesive-backedMounting ClipFigure 29 - Locatin

31102990TECHNICALSERVICEYou may have further questions about installation, operation, or troubleshooting.If so, contact DESA International’s Technical

32102990Note: Use only original replacement parts. This will protect your warranty cover-age for parts replaced under warranty.Parts Under WarrantyCon

33102990ACCESSORIESPurchase these fireplace accessories from your local dealer. If they can not supplythese accessories, call DESA International’s Sal

34102990ILLUSTRATEDPARTSBREAKDOWNVariable Manually-Controlled ModelsCGD3018NCGD3924NCGD3930N5321422111213 21822226710916151719231814192420-220-120182

35102990This list contains replaceable parts used in your heater. When ordering parts,follow the instructions listed under Replacement Parts on page 2

36102990ILLUSTRATEDPARTSBREAKDOWNThermostatically-Controlled Manuals5222222321421867111213 9101719192420-220-12018232516221514CGD3924NT

37102990This list contains replaceable parts used in your heater. When ordering parts, followthe instructions listed under Replacement Parts on page 3

38102990NOTES_________________________________________________________________________________________________________________________________________

39102990NOTES_________________________________________________________________________________________________________________________________________

4102990PRODUCTIDENTIFICATIONFigure 1 - Vent-Free Gas Log HeaterLOCAL CODESInstall and use heater with care. Follow all local codes. In the absence of

LIMITED WARRANTYCOMFORT GLOW VENT-FREE NATURAL GAS LOG HEATERSDESA International warrants this product to be free from defects in materials and compon

5102990AIR FORCOMBUSTIONANDVENTILATION WARNINGThis heater shall not be installed in a confined space unlessprovisions are provided for adequate combus

6102990AIR FORCOMBUSTIONANDVENTILATIONContinuedDETERMINING AIR FLOW FOR HEATER LOCATIONDetermining if You Have a Confined or Unconfined SpaceUse this

7102990AIR FORCOMBUSTIONANDVENTILATIONContinued WARNINGIf the area in which the heater may be operated is smaller thanthat defined as an unconfined sp

8102990INSTALLINGNOTICEA qualified service person must install heater. Follow all local codes. WARNINGBefore installing in a solid fuel burning firepl

9102990INSTALLATION AND CLEARANCES (Vent-Free Operation Only)WARNINGMaintain the minimum clearances. If you can, provide greater clear-ances from floo