Desa UNVENTED (VENT-FREE) NATURAL GAS FIREPLACE User Manual

Save this manual for future reference.®Shown with optional cabinetmantel and hearth baseaccessories.OWNER’S OPERATION AND INSTALLATION MANUALUNVENTED

10101742INSTALLINGContinuedASSEMBLING AND ATTACHING BRASS TRIMNote: The instructions below show assembling and attaching brass trim to fireplace.You c

11101742INSTALLINGContinuedINSTALLATION CLEARANCESNote:Clearances arethe same ifusing optionalcabinet mantelor built-ininstallation.Carefully follow t

12101742INSTALLINGContinued2. Install gas piping to fireplace location. This installation includes an approvedflexible gas line (if allowed by local c

13101742INSTALLINGContinuedFigure 11 - Rough Opening for Installing in Wall35 1/2"17 3/4"33"8. Carefully insert fireplace into cabinet

14101742INSTALLINGContinuedIf installing in a corner, use dimensions shown in Figure 12 for the rough opening.The height is 33" which is the same

15101742INSTALLINGContinuedMantel Clearances for Built-In InstallationIf placing mantel above built-in fireplace, you must meet minimum clearance betw

16101742INSTALLINGContinuedINSTALLING GAS PIPING TO FIREPLACE LOCATIONInstallation Items NeededBefore installing fireplace, make sure you have the ite

17101742INSTALLINGContinuedA.G.A. Design-Certified Manual Shutoff ValveWith 1/8" NPT Tap*3" MinimumFrom Gas Meter(5" W.C. to 10.5"

18101742INSTALLINGContinued4. Route flexible gas line from manual shutoff valve into fireplace through side or rearaccess panel. Route flexible gas su

19101742INSTALLINGContinuedTest Pressures Equal To or Less Than 1/2 PSIG1. Close manual shutoff valve (see Figure 19).2. Pressurize supply piping syst

2101742CONTENTSSECTION PAGESAFETYINFORMATIONWARNING ICON G 001 WARNINGSIMPORTANT: Read this owner’s manual carefully and completely beforetrying to as

20101742INSTALLINGContinuedINSTALLING LOGSFigure 22 - Installing Front LogWARNING ICON G 001 WARNINGDo not add extra logs or ornaments such as pinecon

21101742INSTALLINGContinued3. Place crossover log (#3) into place (see Figure 23). Be sure to place back ofcrossover log into notch on left side of re

22101742INSTALLINGContinued5. Install fireplace screen by slipping notches of fireplace screen over screws onfront of fireplace (see Figure 25).Notche

23101742LIGHTING INSTRUCTIONSWARNING ICON G 001 WARNINGYou must operate this fireplace with the fireplacescreen in place. Make sure fireplace screen i

24101742OPERATINGFIREPLACE Continued8. Turn control knob counterclockwise C-clockwise to desired heating level. The burnersshould light. Set control

25101742INSPECTINGBURNERSCheck pilot flame pattern and burner flame patterns often.PILOT FLAME PATTERNFigure 28 shows a correct pilot flame pattern. F

26101742CLEANINGANDMAINTENANCEWARNING ICON G 001 WARNINGTurn off fireplace and let cool before cleaning.POSSIBLECAUSE1. Ignitor electrode posi-tioned

27101742TROUBLE-SHOOTINGContinuedREMEDY1. Turn on gas supply oropen manual shutoffvalve2. Turn control knob toPILOT position3. Press in control knobwh

28101742OBSERVEDPROBLEMOne or both burnersdo not light afterODS/pilot is litDelayed ignition ofone or both burnersBurner backfiringduring combustionYe

29101742TROUBLE-SHOOTINGContinuedWARNING ICON G 001 WARNINGIf you smell gas• Shut off gas supply.• Do not try to light any appliance.• Do not touch an

3101742SAFETYINFORMATIONContinuedWARNING ICON G 001 WARNINGS ContinuedWARNING: Any change to this fireplace or its controls can be dangerous.1. Use on

30101742TECHNICALSERVICEYou may have further questions about installation, operation, or troubleshooting.If so, contact DESA International’s Technical

31101742ACCESSORIESPurchase these fireplace accessories from your local dealer. If they can not supplythese accessories, call DESA International’s Sal

32101742ILLUSTRATEDPARTSBREAKDOWNLog Base Assembly1861234527898819131277-17-2101611261466662225231924137-2211720152928

33101742PARTS LISTLog Base AssemblyThis list contains replaceable parts used in your fireplace. When ordering parts,follow the instructions listed und

34101742ILLUSTRATEDPARTSBREAKDOWNFireplace12345615610119 18171216161616781416161619131313

35101742PARTS LISTFireplaceThis list contains replaceable parts used in your fireplace. When ordering parts,follow the instructions listed under Repla

LIMITED WARRANTYVENT-FREE NATURAL GAS FIREPLACEDESA International warrants this product to be free from defects in materials and components for one (1

4101742PRODUCTIDENTIFICATIONFigure 1 - Log Base AssemblyFigure 2 - FireplaceLouverHoodBottom LouverAssemblyScreenAssemblyTop OuterCasingFireboxSupport

5101742LOCAL CODESInstall and use fireplace with care. Follow all local codes. In the absence of localcodes, use the latest edition of The National Fu

6101742AIR FORCOMBUSTIONANDVENTILATIONWARNING ICON G 001 WARNINGThis fireplace must have fresh air for proper operation.If not, poor fuel combustion c

7101742AIR FORCOMBUSTIONANDVENTILATIONContinuedDETERMINING AIR FLOW FOR FIREPLACE LOCATIONDetermining if You Have a Confined or Unconfined SpaceUse th

8101742AIR FORCOMBUSTIONANDVENTILATIONContinuedVENTILATION AIRVentilation Air from Inside BuildingThis fresh air would come from an adjoining unconfin

9101742INSTALLINGNOTICEA qualified service person must install fireplace. Fol-low all local codes.WARNING ICON G 001 WARNINGNever install the fireplac