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Desa RN30BT manual

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Table of contents for the manual

  • Page 1

    1 Save this manual for future reference. BLUE-FLAME VENT -FREE NA TURAL GAS HEA TER OWNER’S OPERA TION AND INST ALLA TION MANUAL WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, per- sonal injury, or loss of life. — Do not store or use gasoline or other flammable vapors [...]

  • Page 2

    2 CONTENTS SECTION PAGE Safety Information ......................................................................... 2 Product Identification .................................................................... 4 Local Codes ................................................................................... 4 Unpacking .............................[...]

  • Page 3

    3 SAFETY INFORMA TION Continued ! WARNING ICON G 001 W ARNINGS Continued 1. Use only natural gas. Do not convert heater to use different fuel type. 2. If you smell gas • Shut off gas supply. • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier [...]

  • Page 4

    4 PRODUCT IDENTIFICA TION Ignitor Button Control Knob Front Panel Heat Shield (RN30BT, RN30B) or Glass Panel (CGN18B) Grill Guard PRODUCT FEA TURES Safety Device This heater has a pilot with an Oxygen Depletion Sensor Shutoff System (ODS). The ODS/pilot is a required feature for vent-free heaters. The ODS/pilot shuts off the heater if there is not [...]

  • Page 5

    5 INST ALLING T O W ALL NOTICE A qualified service person must install heater. Follow all local codes. CHECK GAS TYPE Use only natural gas. If your gas supply is not natural gas, do not install heater. Call dealer where you bought heater for proper type heater. INSTALLATION ITEMS Before installing the heater, make sure you have the items listed bel[...]

  • Page 6

    6 ! WARNING ICON G 001 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 vehicle will not hit it Figure 3 - Attaching Thermostat Sensing Bulb Clamp Thermostat Sensing Bulb THERMOSTAT SENSING BULB (Thermostat Model Only) The thermostat sensing bulb has[...]

  • Page 7

    7 INSTALLING HEATER TO WALL Mounting Bracket The mounting bracket is located on back panel of heater. It has been taped there for shipping. Remove mounting bracket from back panel. Figure 4 - Mounting Bracket Location Mounting Bracket GRH/OV 003B FRONT PANEL REMOVAL G H Figure 5 - Removing Front Panel Of Heater Removing Front Panel Of Heater 1. Rem[...]

  • Page 8

    8 Marking Screw Locations 1. Tape mounting bracket to wall where heater will be located. Make sure mount- ing bracket is level. Attaching Mounting Bracket To Wall Note: Wall anchors, mounting screws, and spacers are in hardware package. The hardware package is provided with heater. Attaching to wall stud method For attaching mounting bracket to wal[...]

  • Page 9

    9 4. For thin walls (1/2" or less), insert red key into wall anchor. Push red key to “ pop ” open anchor wings. IMPORTANT: Do not hammer key! For thick walls (over 1/2" thick) or solid walls, do not pop open wings. Figure 10 - Installing Bottom Mounting Screws Figure 8 - Popping Open Anchor Wings For Thin Walls 5. Place mounting brack[...]

  • Page 10

    10 CONNECTING T O GAS SUPPL Y NOTICE A qualified service person must connect heater to gas supply. Follow all local codes. ! WARNING ICON G 001 W ARNING Never connect heater to private (non-utility) gas wells. This gas is commonly known as well-head gas. IMPORTANT: Check gas line pressure before connecting heater to gas line. Gas line pressure must[...]

  • Page 11

    11 IMPORTANT: Hold pressure regulator with wrench when connecting it to gas piping and/or fittings. Pressure Regulator Tee Joint Reducer Bushing to 1/8" NPT 1/8" NPT Plug Tap Test Gauge Connection * Sediment Trap Tee Joint Pipe Nipple Cap Heater Cabinet 1/2" NPT Pipe Nipple Figure 11 - Gas Connection * An A.G.A. design certified manu[...]

  • Page 12

    12 4. Check all joints of gas supply piping system. Apply mixture of liquid soap and water to gas joints. Bubbles forming show a leak. 5. Correct all leaks at once. Test Pressures Equal To or Less Than 1/2 PSIG 1. Close manual shutoff valve (see Figure 12). 2. Pressurize supply piping system by either using compressed air or opening main gas valve [...]

  • Page 13

    13 OPERA TING HEA TER Thermostat Model FOR YOUR SAFETY READ BEFORE LIGHTING W ARNING If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. ! WARNING ICON G 001 LIGHTING INSTRUCTIONS 1. STOP! Read the safety information above. 2. Make sure manual shutoff valve is ful[...]

  • Page 14

    14 4. Wait five (5) minutes to clear out any gas. Then smell for gas, including near the floor. If you smell gas, STOP! Follow “ B ” in the safety information at the top of page 13. If you don ’ t smell gas, go to the next step. 5. Turn control knob counterclockwise to the PILOT position. Press in control knob for five (5) seconds (see Figure[...]

  • Page 15

    15 TO TURN OFF GAS TO APPLIANCE Clockwise Clockwise Shutting Off Heater 1. Turn control knob clockwise to the OFF position. 2. Turn off all electric power to the appliance if service is to be performed. Shutting Off Burner Only (pilot stays lit) 1. Turn control knob clockwise to the PILOT position. THERMOSTAT CONTROL OPERATION (Thermostat Models On[...]

  • Page 16

    16 OFF HIGH PILOT LOW IGNITOR OPERA TING HEA TER Non-Thermostat Models FOR YOUR SAFETY READ BEFORE LIGHTING A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these instructions exactly. B. BEFORE LIGHTING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is he[...]

  • Page 17

    17 Pilot GRH/OV 007G 4. Wait five (5) minutes to clear out any gas. Then smell for gas including near the floor. If you smell gas, STOP! Follow “ B ” in the safety information at the top of page 16. If you don ’ t smell gas, go to the next step. 5. Press in control knob and turn counterclockwise C-clockwise to the PILOT position. Keep control[...]

  • Page 18

    18 TO TURN OFF GAS TO APPLIANCE OPERA TING HEA TER Non-Thermostat Models Continued Shutting Off Heater 1. Turn control knob clockwise Clockwise to the PILOT position. 2. Press in control knob and turn clockwise Clockwise to the OFF position. 3. Turn off all electric power to the appliance if service is to be performed. Shutting Off Burner Only (pil[...]

  • Page 19

    19 If pilot flame pattern is incorrect, as shown in Figure 19 • turn heater off (see To Turn Off Gas to Appliance , page 15 [Thermostat Model] or page 18 [Non-Thermostat Models]) • see Troubleshooting , pages 20 through 23 BURNER FLAME PATTERN Figure 20 shows a correct burner flame pattern. Figure 21 shows an incorrect burner flame pattern. The[...]

  • Page 20

    20 CLEANING AND MAINTENANCE TROUBLE- SHOOTING POSSIBLE CAUSE 1 . Ignitor electrode posi- tioned wrong. 2. Ignitor electrode broken 3. Ignitor electrode not con- nected to ignitor cable. 4. Ignitor cable pinched or wet 5. Piezo ignitor nut is loose 6. Broken ignitor cable 7. Bad piezo ignitor REMEDY 1. Replace ignitor. 2. Replace ignitor. 3. Reconne[...]

  • Page 21

    21 REMEDY 1. Turn on gas supply or open manual shutoff valve. 2. Turn control knob to PI- LOT position. 3. Press in control knob while in PILOT posi- tion. 4. Continue holding down control knob. Repeat ig- niting operation until air is removed. 5 . Clean ODS/pilot (see Cleaning and Mainte- nance , page 20) or re- place ODS/pilot assem- bly. 6. Repl[...]

  • Page 22

    22 OBSERVED PROBLEM Burner does not light after ODS/pilot is lit. (continued from page 21) Delayed ignition of burner Burner backfiring during combustion. Yellow flame during burner combustion Slight smoke or odor during initial opera- tion Heater produces a whistling noise when burner is lit. REMEDY 2. Replace burner orifice. 3. Contact local natu[...]

  • Page 23

    23 If you smell gas • Shut off gas supply. • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor ’ s phone. Follow the gas supplier ’ s instructions. • If you cannot reach your gas supplier, call the fire department. POSSIB[...]

  • Page 24

    24 TECHNICAL SER VICE You may have further questions about installation, operation, or troubleshooting. If so, contact DESA International ’ s Technical Service Department at 1-800-323- 5190. SPECIFICA TIONS RN30BT RN30B CGN18B B.T.U (Variable) 15,000/30,000 9,000/18,000 Type Gas Natural Only Natural Only Ignition Piezo Piezo Pressure Regulator Se[...]

  • Page 25

    25 P ARTS CENTRALS These Parts Centrals are privately owned businesses. They have agreed to support our customer ’ s needs by providing original replacement parts and accessories. When calling a Parts Central, ask for the Parts Department. Portable Heater Parts 342 N. County Rd 400 E. Valparaiso, IN 46383 All States 219-462-7441 1-800-362-6951 Ma[...]

  • Page 26

    26 1 2 3 4 5 6 7 8 8 9 10 11 12 13 14 15 17 19 21 22 23 24 20 27 26 18 28 16 25 ODS/Pilot ILLUSTRA TED P ARTS BREAKDOWN RN30B 10-1 10-2[...]

  • Page 27

    27 RN30B P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 24 of this manual. KEY PART NO. NUMBER DESCRIPTION QTY. 1 098304-01 Screw, #10 x 3/8" 2 2 098742-09 Front Panel 1 3 098197-02 Grill Guard 1 4 098342-01 Clip, Grill Guard 2 5 099001-0[...]

  • Page 28

    28 1 2 3 4 5 7 8 8 9 10 11 12 13 14 15 17 20 21 22 23 24 25 26 27 28 6 29 16 18 19 ILLUSTRA TED P ARTS BREAKDOWN RN30BT ODS/Pilot 10-1 10-2[...]

  • Page 29

    29 RN30BT P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 24 of this manual. KEY PART NO. NUMBER DESCRIPTION QTY. 1 098304-01 Screw, #10 x 3/8" 2 2 098742-09 Front Panel 1 3 098197-02 Grill Guard 1 4 098342-01 Clip, Grill Guard 2 5 099001-[...]

  • Page 30

    30 1 2 3 4 5 6 7 8 9 10 10 11 12 13 14 15 16 17 19 27 21 23 24 25 26 22 29 28 20 30 18 ILLUSTRA TED P ARTS BREAKDOWN CGN18B ODS/Pilot 10-1 10-2[...]

  • Page 31

    31 CGN18B P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 24 of this manual. KEY PART NO. NUMBER DESCRIPTION QTY. 1 098304-01 Screw, #10 x 3/8" 2 2 098742-03 Front Panel 1 3 098197-01 Grill Guard 1 4 098342-01 Grill Guard Clip 2 5 098533-0[...]

  • Page 32

    LIMITED WARRANTY VENT-FREE HEATERS DESA International warrants this product to be free from defects in materials and components for one (1) year from the date of first purchase, provided that the product has been properly installed, operated and maintained in accordance with all applicable instructions. To make a claim under this warranty the Bill [...]