Regency Horizon™ HZO42 Gas Fireplace3TABLE OF CONTENTSSAFETY LABELCopy of Safety Decal .....................................................4DIMENSIONSUnit Dimensions ............................................................5INSTALLATIONImportant Message ......................................................6Before You Start ............................................................6General Safety Information............................................6Installation Checklist ......................................................7Locating Your Gas Fireplace .........................................7Important Installation Info for outdoor appliances..........8Minimum Clearances to combustibles ...........................9Framing Dimensions....................................................10Mantel Clearances....................................................... 11Non-Combustible Requirements ................................. 11Finishing ......................................................................12High Elevation .............................................................13Gas Line Installation ....................................................13Pilot Adjustment ...........................................................13Gas Pipe Pressure Testing ..........................................13880 S.I.T. Valve Description.........................................13Aeration Adjustment ....................................................13Unit Assembly Prior to Installation ...............................14Standoff Assembly ...............................................14Nailing Strips........................................................14Drain Installation (Recommended) ..............................15Wall switch and battery installation ..............................16Wiring Diagram ............................................................17Inner panel installation.................................................18Glass crystal installation .............................................19Pebble installation .......................................................20Volcanic stone installation ..........................................21Optional Log Set Installation........................................22Heat deflector installation ............................................24Faceplate installation ...................................................25Glass wind shield installation.......................................26Weather cover installation / removal ...........................26Operating Instructions .................................................32Lighting Procedure ......................................................32Shutdown Procedure ...................................................32First Fire ......................................................................32Aeration Adjustment ....................................................32Copy of Lighting Plate Instructions ..............................33Maintenance Instructions.............................................34Valve assembly Replacement .....................................35Battery Replacement ...................................................36Main Assembly ............................................................38Burner Assembly .........................................................39Accessories .................................................................40WARRANTYLimited Warranty: ......................................................43