2103296CONTENTS SECTION PAGESAFETYINFORMATION WARNING ICON G 001 WARNINGSIMPORTANT: Read this owner’s manual carefully and completely beforetrying to assemble, operate, or service this firebox. Improper use of thisfirebox can cause serious injury or death from burns, fire, explosion,electrical shock, and carbon monoxide poisoning.Safety Information .......................................................................................................... 2Product Specifications .................................................................................................... 4Local Codes .................................................................................................................... 5Unpacking ....................................................................................................................... 5Product Features ............................................................................................................. 6Locating Firebox ............................................................................................................ 6Air for Combustion and Ventilation ............................................................................... 6Installing ....................................................................................................................... 10Installation Clearances .......................................................................................... 10Installing Blower Accessory ................................................................................. 12Installing Log Heater in Firebox ........................................................................... 13Installing Fireplace Hood ...................................................................................... 14Installing Fireplace Screen .................................................................................... 14Firebox Installation Using Optional Accessory Mantels ...................................... 15Built-In Firebox Installation .................................................................................. 17Technical Service ......................................................................................................... 19Replacement Parts ........................................................................................................ 19Accessories ................................................................................................................... 20Illustrated Parts Lists .............................................................................................. 22-25Warranty Information .................................................................................... Back CoverFor use with vent-free gas log heater models:VANGUARD ® COMFORT FLAME ®TABLE 1VL18N/PVL18NT(A)/PT(A)VL18NV/PVVL24N/PVL24NT(A)/PT(A)VL24NV/PVVS24NV(A,B)VS24PV(A,B)VS18NR/PRVS18NV(B)/PV(B)VS24NR/PRVYS18N/PVYS24N/PVYD18N/PVYD24N/PVYBD18N/PVYBD24N/PVS24NTAVS24PTAVS18NTAVS18PTAVLH26NVLH22PVLH39NVLH31PCF18NCF18PCF18NT(A)CF18PT(A)CF24NCF24PCF24NT(A)CF24PT(A)CFS24NV(A,B)CFS24PV(A,B)CFS18NV(B)CFS18PV(B)CFYS18NCFYS18PCFYS24NCFYS24PCFLH26NCFLH22PCFLH39NCFLH31P