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Desa RFN30TA manual

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Table of contents for the manual

  • Page 1

    Save this manual for future reference. VENT -FREE NA TURAL GAS RADIANT FLAME ® HEA TER OWNER’S OPERA TION AND INST ALLA TION MANUAL RFN30T A 15,000 to 30,000 Btu/Hr with Thermostat Shown with Optional Mantel Which Features a Built-in Base WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing p[...]

  • Page 2

    2 107099 VENT -FREE NA TURAL GAS HEA TER For more information, visit www.desatech.com LOCAL CODES Install and use heater with care. Follow all local codes. In the abse nce of local codes, use the latest edition of The National Fuel Gas Code, ANS Z223.1 , also known as NFPA 54*. *Available from: American National Standards Institute, Inc. 1430 Broad[...]

  • Page 3

    3 107099 OWNER’S MANUAL For more information, visit www.desatech.com ASDFKIGLFJI alskdidkoemkgo dkirlnfgpd'fASDFKIGLFJI alskdidkoemkgo dkirlnfgpd'f ASDFKIGLFJI alskdidkoemkgo dkirlnfgpd'fASDFKIGLFJI alskdidkoemkgo dkirlnfgpd'f ASDFKIGLFJI alskdidkoemkgo dkirlnfgpd'fASDFKIGLFJI alskdidkoemkgo dkirlnfgpd'f ASDFKIGLFJI [...]

  • Page 4

    4 107099 VENT -FREE NA TURAL GAS HEA TER For more information, visit www.desatech.com Assembling and Attaching Brass Trim 1. Remove packaging from remaining three pieces of brass trim. 2. Locate four brass screws, two adjust- ing plates with set screws, and two shims in the hardware packet. 3. Align shim under adjusting plate as shown in Figure 5. [...]

  • Page 5

    5 107099 OWNER’S MANUAL For more information, visit www.desatech.com AIR FOR COMBUSTION AND VENTILA TION Today’s homes are built more energy effi- cient than ever. New materials, increased insulation, and new construction methods help reduce heat loss in homes. Home owners weather strip and caulk around windows and doors to keep the cold air ou[...]

  • Page 6

    6 107099 VENT -FREE NA TURAL GAS HEA TER For more information, visit www.desatech.com WARNING: If the area in which the heater may be operated is smaller than that defined as an unconfined space or if the building is of unusually tight construction, provide adequate combustion and ventilation air by one of the methods described in the National Fuel[...]

  • Page 7

    7 107099 OWNER’S MANUAL For more information, visit www.desatech.com Or Remove Door into Adjoining Room, Option 3 Ventilation Grills Into Adjoining Room, Option 2 12" 12" Ventilation Grills into Adjoining Room, Option 1 AIR FOR COMBUSTION AND VENTILA TION Continued Figure 7 - Ventilation Air from Inside Building VENTILATION AIR Ventilat[...]

  • Page 8

    8 107099 VENT -FREE NA TURAL GAS HEA TER For more information, visit www.desatech.com CAUTION: If you install the heater in a home garage • heater pilot and burner must be at least 18 inches above floor. • locate heater where moving ve- hicle will not hit it. For convenience and efficiency, install heater • where there is easy access for oper[...]

  • Page 9

    9 107099 OWNER’S MANUAL For more information, visit www.desatech.com INST ALLA TION Continued THERMOSTAT SENSING BULB The thermostat sensing bulb has been placed inside the heater for protection during shipping. Locating Thermostat Sensing Bulb 1. Remove front panel of heater (see Fig- ure 2, page 4). 2. Locate thermostat sensing bulb just under [...]

  • Page 10

    10 107099 VENT -FREE NA TURAL GAS HEA TER For more information, visit www.desatech.com Installing Bottom Mounting Screws 1. Locate two bottom mounting holes. These holes are near bottom on back panel of heater (see Figure 15). 2. Mark screw locations on wall. 3. Remove heater from mounting bracket. 4. If installing bottom mounting screws into hollo[...]

  • Page 11

    11 107099 OWNER’S MANUAL For more information, visit www.desatech.com Securing Hearth Base to Floor 1. Position hearth base in desired location. Mark holes for drilling (see Figure 16). Remove hearth base. 2. For carpeted floor , make a small cut with a sharp knife at marked locations before drilling. If securing to a wood floor , drill a 3/4&quo[...]

  • Page 12

    12 107099 VENT -FREE NA TURAL GAS HEA TER For more information, visit www.desatech.com Tee Joint Reducer Bushing to 1/8" NPT 1/8" NPT Plug Tap Test Gauge Connection * Tee Joint Pipe Nipple Cap Sediment Trap Pressure Regulator 3/8" NPT Pipe Nipple Ground Union Joint Heater Cabinet 3" Minimum Note: Burner bracket not shown for cla[...]

  • Page 13

    13 107099 OWNER’S MANUAL For more information, visit www.desatech.com Pressure Testing Gas Supply Piping System Test Pressures In Excess Of 1/2 PSIG (3.5 kPa) 1. Disconnect appliance with its appliance main gas valve (control valve) and equip- ment shutoff valve from gas supply pip- ing system. Pressures in excess of 1/2 psig will damage heater r[...]

  • Page 14

    14 107099 VENT -FREE NA TURAL GAS HEA TER For more information, visit www.desatech.com TO TURN OFF GAS TO APPLIANCE Shutting Off Heater 1. T urn contr ol knob clockwise Clockwise to the OFF position. 2. T ur n off all electric power to the ap- pliance if service is to be perf ormed. Shutting Off Burner Only (pilot stays lit) Turn control knob clock[...]

  • Page 15

    15 107099 OWNER’S MANUAL For more information, visit www.desatech.com INSPECTING BURNER Check pilot flame pattern and burner flame pattern often. PILOT FLAME PATTERN Figure 23 shows a correct pilot flame pat- tern. Figure 24 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the the[...]

  • Page 16

    16 107099 VENT -FREE NA TURAL GAS HEA TER For more information, visit www.desatech.com CLEANING AND MAINTENANCE CABINET Air Passageways • Use a vacuum cleaner or pressurized air to clean. Exterior • Use a soft cloth dampened with a mild soap and water mixture. W ipe the cabi- net to remove dust. CAUTION: You must keep control areas, burner, and[...]

  • Page 17

    17 107099 OWNER’S MANUAL For more information, visit www.desatech.com TROUBLESHOOTING OBSERVED PROBLEM When ignitor button is pressed, there is no spark at ODS/pilot When ignitor button is pressed, there is spark at ODS/pilot but no ignition ODS/pilot lights but flame goes out when control knob is released CAUTION : Never use a wire, needle, or s[...]

  • Page 18

    18 107099 VENT -FREE NA TURAL GAS HEA TER For more information, visit www.desatech.com OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delayed ignition of burner Burner backfiring during combustion Yellow flame during burner combustion Slight smoke or odor during initial operation Heater produces a whistling noise when burner is lit W[...]

  • Page 19

    19 107099 OWNER’S MANUAL For more information, visit www.desatech.com TROUBLESHOOTING Continued OBSERVED PROBLEM Heater produces a clicking/ticking noise just after burner is lit or shut off Heater produces unwanted odors Heater shuts off in use (ODS operates) Gas odor even when control knob is in OFF position Gas odor during combustion Moisture/[...]

  • Page 20

    20 107099 VENT -FREE NA TURAL GAS HEA TER For more information, visit www.desatech.com These Parts Centrals are privately-owned businesses. They have agreed to support our customer’s needs by providing original replacement parts and accessories. P AR TS CENTRALS TECHNICAL SER VICE You may have further questions about in- stallation, operation, or[...]

  • Page 21

    21 107099 OWNER’S MANUAL For more information, visit www.desatech.com ACCESSORIES Purchase these heater accessories from your local dealer. If they can not supply these accessories, either contact your nearest Parts Central (see page 20) or call DESA International’s Sales Department at 1-800- 458-2472 for information. You can also write to the [...]

  • Page 22

    22 107099 VENT -FREE NA TURAL GAS HEA TER For more information, visit www.desatech.com ILLUSTRA TED PA R T S BREAKDOWN RFN30TA 1 2 9 10 10 12 13 14 15 17 19 20 23 24 25 6 26 6 7 1 1 3 1 28 5 16 18 4 22 1 1 1 21 11 8 27[...]

  • Page 23

    23 107099 OWNER’S MANUAL For more information, visit www.desatech.com P AR TS LIST RFN30TA This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 16 of this manual. KEY RFN30TA NO. PART NO. DESCRIPTION QTY. 1 098304-01 Screw, #10 x 3/8" 19 2 100566-01CK Fr[...]

  • Page 24

    107099-01 Rev. A 05/00 Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard written warranty. We make no other warranty, expressed or implied. LIMITED WARRANTY COMFORT GL[...]