Desa C, B - page 38

104415-01L

For more information, visit www.desatech.com

2701 Industrial Drive

P.O. Box 90004

Bowling Green, KY 42102-9004

Postage

Required

TAPE

Contents

Main UNVENTED (VENT-FREE) GAS LOG HEATER Air for Combustion and Ventilation TABLE OF CONTENTS SAFETY INFORMATION WARNINGS PRODUCT IDENTIFICATION LOCAL CODES UNPACKING PROVIDING ADEQUATE VENTILATION Unusually Tight Construction OPTIONAL REMOTE CONTROL ACCESSORIES DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space National Fuel Gas Code, ANSI Z223.1/NFPA 54 Sec- tion 5.3 VENTILATION AIR Ventilation Air From Inside Building Ventilation Air From Outdoors INSTALLATION AND CLEARANCES FOR VENT-FREE OPERATION CHECK GAS TYPE LOG SIZING REQUIREMENTS MINIMUM FIREPLACE CLEARANCE TO COMBUSTIBLE MATERIALS Minimum Clearances For Side Combustible Material, Side Wall, and Ceiling Example: Minimum Noncombustible Material Clearances Installing Damper Clamp Accessory for Vented Operation, MANTEL CLEARANCES Determining Minimum Mantel Clearance Determining Minimum Mantel Clearance When Using a Hood FLOOR CLEARANCES INSTALLING DAMPER CLAMP ACCESSORY FOR VENTED OPERATION Area of Various Standard Round Flues INSTALLING HEATER BASE ASSEMBLY Installation Items Needed Page CONNECTING TO GAS SUPPLY Installation Items Needed CHECKING GAS CONNECTIONS Connecting to Gas Supply Pressure Testing gas Supply Piping system Pressure Testing Heater Gas Connections INSTALLING LOGS INSTALLATION Figure 22 - Installing Middle Log (#2) [18" Variable Manually- Figure 23 - Installing Rear Log (#3) [18" Variable Manually- Figure 21 - Installing Front Log (#1) [18" Variable Manually- Your appliance may vary from model shown but log placement will be the same. Page THERMOSTAT CONTROL MANUALLY-CONTROLLED MODELS VARIABLE CONTROL REMOTE-READY MODELS Page OPTIONAL HAND-HELD REMOTE OPERATION Lighting Instruc- tions THERMOSTAT SERIES (MODEL GHRCTB) Manual Mode Auto (Thermostatic) Mode INSPECTING BURNERS PILOT FLAME PATTERN Safety Features CLEANING BURNER INJECTOR HOLDER AND PILOT AIR INLET HOLE CLEANING AND MAINTENANCE LOGS MAIN BURNER Page Page IMPORTANT OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB (Thermostat-Controlled Models Only) FOR MASONRY AND FACTORY-BUILT METAL FIREPLACE SPECIFICATIONS 18" Remote-Ready 24" Remote-Ready 30" Remote-Ready SERVICE HINTS When Gas Pressure Is Too Low TECHNICAL SERVICE REPLACEMENT PARTS PARTS UNDER WARRANTY Page VARIABLE MANUALLY-CONTROLLED SPLIT OAK MODELS VS18NTB, VS18PTB, VS24NTB, VS24PTB, VS30NTB and VS30PTB Page 1 18" Model Only 1a 1b 24" and 30" Models Only Items 23 and 30 Are For Natural Gas Models Only REMOTE-READY VARIABLE CONTROL ACCESSORIES ACCESSORIES OWNER'S REGISTRATION FORM Serial Number: Note: Date Purchased: Model: Page NOTES 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 www.desatech.com KEEP THIS WARRANTY NOT A UPC WARRANTY INFORMATION Model Serial No. Date Purchased LIMITED WARRANTY VENT-FREE GAS LOG HEATERS