Desa CGN20, CGN20L, RN30D ILLUSTRATED, BREAKDOWN

103568

VENT-FREE NATURAL GAS HEATERS

BLUE-FLAME CGN20, CGN20L AND RN30D

10-1

10-2

ODS/Pilot

RN30D

ILLUSTRATED

PART S

BREAKDOWN

Contents

Main BLUE-FLAME VENT-FREE NATURAL GAS HEATER OWNERS OPERATION AND INSTALLATION MANUAL Models: CGN20, CGN20L, and RN30D Air for Combustion and Ventilation BLUE-FLAME CGN20, CGN20L AND RN30D LOCAL CODES UNPACKING PRODUCT FEATURES Safety Device PRODUCT IDENTIFICATION AIR FOR COMBUSTION PROVIDING ADEQUATE VENTILATION Confined and Unconfined Space Unusually Tight Construction AIR FOR COMBUSTION National Fuel Gas Code, ANSI Z223.1, 1992, Section 5.3 VENTILATION AIR Ventilation Air From Inside Building DETERMINING AIR FLOW FOR HEATER LOCATION AIR FOR COMBUSTION CHECK GAS TYPE INSTALLATION ITEMS LOCATING HEATER INSTALLING HEATER TO WALL Mounting Bracket Removing Front Panel Of Heater Methods For Attaching Mounting Bracket To Wall Attaching Mounting Bracket To Wall CONNECTING TO GAS SUPPLY Typical Inlet Pipe Diameters Placing Heater On Mounting Bracket Installing Bottom Mounting Screws CHECKING GAS CONNECTIONS PRESSURE TESTING GAS SUPPLY PIPING SYSTEM Test Pressures In Excess Of 1/2 PSIG Test Pressures Equal To or Less Than 1/2 PSIG CONNECTING TO GAS SUPPLY OPERATING HEA TER FOR YOUR SAFETY READ BEFORE LIGHTING LIGHTING INSTRUCTIONS TO TURN OFF GAS TO APPLIANCE Shutting Off Heater CLEANING AND MAINTENANCE ODS/PILOT AND BURNER CABINET Air Passageways Exterior TROUBLESHOOTING POSSIBLE CAUSE TROUBLESHOOTING POSSIBLE CAUSE TROUBLESHOOTING POSSIBLE CAUSE TECHNICAL SERVICE SPECIFICATIONS SERVICE HINTS When gas pressure is too low When gas quality is bad ILLUSTRATED BREAKDOWN PARTS LIST RN30D 12-1 12-2 ODS/Pilot CGN20 CGN20L ILLUSTRATED BREAKDOWN PARTS LIST CGN20 CGN20L BLUE-FLAME CGN20, CGN20L AND RN30D PARTS UNDER WARRANTY PARTS NOT UNDER WARRANTY CENTRALS REPLACEMENT Page Page Page WARRANTY INFORMATION LIMITED WARRANTY COMFORT GLOW VENT-FREE HEATERS NOT A UPC