Accessories

	ACCESSORIES	Purchase these fireplace accessories from your local dealer. If they can not supply
	ACCESSORIES	these accessories, call DESA International’s Sales Department at 1-800-432-2382

		for information. You can also write to the address listed on the back page of this
		manual.

CABINET MANTEL

GMC11F - Walnut Finished

GMC12U - Unfinished

Shown with optional base accessory.

Dimensions (HxWxD): 44-1/8" x 56-15/16" x 22-7/16"

HEARTH BASE

GC3333F- Walnut Finished

GC3334U - Unfinished

The hearth base creates a handsome riser for the fireplace

Dimensions (HxWxD): 6" x 56-7/8" x 28"

MANUAL SHUTOFF

VALVE - GA5010

For all models. Manual shutoff valve with 1/8" NPT tap. Fits 1/2" NPT pipe.

NAILING FLANGE - G3004

For securing fireplace to wall studs for built-in installation. Two included.

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Desa UNVENTED (VENT-FREE) NATURAL GAS FIREPLACE Accessories, CABINET MANTEL GMC11F - Walnut Finished, GMC12U - Unfinished

Contents

Save this manual for future reference OWNER’S OPERATION AND INSTALLATION MANUALUNVENTED VENT-FREENATURAL GAS FIREPLACE Safety Information continues on next page CONTENTS SAFETY INFORMATIONWARNINGS DANGER INFORMATION SAFETYContinued Figure 1 - Log Base Assembly PRODUCT IDENTIFICATIONFigure 2 - Fireplace Piezo Ignition System LOCAL CODES UNPACKING PRODUCT FEATURESSafety Device Operation PROVIDING ADEQUATE VENTILATION AIR FOR COMBUSTION AND VENTILATION Continued AIR FORVENTILATION COMBUSTION Ventilation Air from Inside Building AIR FOR COMBUSTION AND VENTILATIONContinued VENTILATION AIR NOTICE INSTALLINGContinued Continued INSTALLINGASSEMBLING AND ATTACHING BRASS TRIM CONVENTIONAL FIREPLACE INSTALLATION INSTALLINGINSTALLATION CLEARANCES Continued Continued INSTALLINGheads and putty over Continued INSTALLINGBUILT-INFIREPLACE INSTALLATION Continued 39 3/8 27 7/8 35 1/2 55 5/8 INSTALLINGFigure 13 - Attaching Nailing Flange Accessory Continued Continued INSTALLINGMantel Clearances for Built-InInstallation Continued NOTICE INSTALLINGINSTALLING GAS PIPING TO FIREPLACE LOCATION Installation Items Needed Continued INSTALLINGCONNECTING FIREPLACE TO GAS SUPPLY Installation Items Needed Continued G 001WARNINGINSTALLING NOTICE Continued INSTALLINGPressure Testing Fireplace Gas Connections Continued Figure 22 - Installing Front Log INSTALLINGINSTALLING LOGS Figure 21 - Installing Rear Log Continued INSTALLINGFigure 23 - Installing Crossover Log Continued Continued FOR YOUR SAFETY READ BEFORE LIGHTINGOPERATING FIREPLACE INSTALLING LIGHTING INSTRUCTIONS OPERATINGFIREPLACE NOTICE OPERATING FIREPLACE MANUAL LIGHTING PROCEDURETO TURN OFF GAS TO APPLIANCE VARIABLE OUTPUT CONTROL OPERATION PILOT FLAME PATTERN INSPECTINGBURNERS NOTICE ODS/PILOT AND BURNERS CLEANING AND MAINTENANCE TROUBLE SHOOTINGLOGS Continued TROUBLE- SHOOTINGCleaning and Mainte Continued Cleaning and Mainte TROUBLE SHOOTINGCleaning and Mainte Cleaning and Mainte leaks see Checking Gas TROUBLESHOOTING Continued When gas quality is bad TECHNICAL SERVICE SERVICE HINTSREPLACEMENT PARTS SPECIFICATIONS When gas pressure is too low HEARTH BASE GC3333F- Walnut Finished ACCESSORIESCABINET MANTEL GMC11F - Walnut Finished GMC12U - Unfinished BREAKDOWN Log Base AssemblyILLUSTRATED PARTS DESCRIPTION PARTS LISTLog Base Assembly PART NUMBER BREAKDOWN FireplaceILLUSTRATED PARTS DESCRIPTION PARTS LISTFireplace PART NUMBER LIMITED WARRANTY VENT-FREENATURAL GAS FIREPLACE WARRANTY INFORMATIONKEEP THIS WARRANTY

Desa UNVENTED (VENT-FREE) NATURAL GAS FIREPLACE Accessories, GMC12U - Unfinished

Models: UNVENTED (VENT-FREE) NATURAL GAS FIREPLACE