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INFRARED VENT-FREE PROPANE/LP GAS HEATER
OWNER’S OPERATION AND INSTALLATION MANUAL
CGR2P
WARNING: Improper installa-
WARNING: If the information in this manual is not
tion, adjustment, alteration, ser-
followed exactly, a fire or explosion may result caus-
vice, or maintenance can cause
ing property damage, personal injury, or loss of life.
injury or property damage. Re-
— Do not store or use gasoline or other flammable
fer to this manual for correct
vapors and liquids in the vicinity of this or
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PROPANE/LP GAS HEATER 4. This heater shall not be installed in a SAFETY Due to high temperatures, the bathroom. appliance should be located out INFORMATION 5. Always run heater with control knob of traffic and away from furniture at LOW or HIGH locked positions. and draperies. Never set control knob between locked WARNINGS positions. Poor combustion and higher Do not place clothing or other levels of carbon monoxide may result. IMPORTANT: Read this owner’s flammable material on or near 6. This
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OWNER’S MANUAL PRODUCT PRODUCT FEATURES IDENTIFICATION SAFETY PILOT Control Knob This heater has a pilot with an Oxygen Deple- tion Sensing (ODS) safety shutoff system. The ODS/pilot is a required feature for vent- free room heaters. The ODS/pilot shuts off the heater if there is not enough fresh air. PIEZO IGNITION SYSTEM Grill Guard This heater has a piezo ignitor. This system requires no matches, batteries, or other sources to light heater. Burners Heater Cabinet Front Panel Figure 1 - Vent-F
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PROPANE/LP GAS HEATER Confined and Unconfined Space PROVIDING ADEQUATE AIR FOR VENTILATION The National Fuel Gas Code, ANS Z223.1 COMBUSTION AND defines a confined space as a space whose The following are excerpts from National VENTILATION volume is less than 50 cubic feet per 1,000 Fuel Gas Code. NFPA 54/ANS Z223.1, Sec- Btu per hour (4.8 m3 per kw) of the aggre- tion 5.3, Air for Combustion and Ventilation. gate input rating of all appliances installed All spaces in homes fall into one of the
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OWNER’S MANUAL AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this worksheet to determine if you have a confined or unconfined space. Space: Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilation grills between the rooms. 1. Determine the volume of the space (length x width x height). Length x Width x Height = _________________cu. f
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PROPANE/LP GAS HEATER AIR FOR COMBUSTION AND 12" VENTILATION Continued VENTILATION AIR Ventilation Grills Into Adjoining Room, Ventilation Air From Inside Ventilation Option 2 Grills Or Building into Adjoining Remove Room, Door into This fresh air would come from an adjoining Option 1 Adjoining unconfined space. When ventilating to an Room, adjoining unconfined space, you must pro- Option 3 vide two permanent openings: one within 12" of the ceiling and one within 12" of the floor on the w
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OWNER’S MANUAL INSTALLATION WARNING: Never install the CAUTION: If you install the heater heater in a home garage NOTICE: This heater is intended • heater pilot and burner must be • in a bathroom for use as supplemental heat. Use • in a recreational vehicle at least 18 inches above floor this heater along with your pri- • where curtains, furniture, • locate heater where moving mary heating system. Do not in- clothing, or other flammable vehicle will not hit it stall this heater as your primary
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PROPANE/LP GAS HEATER Attaching Mounting Bracket To Placing Heater On Mounting INSTALLATION Wall Bracket Continued 1. Locate two horizontal slots on back Note: Wall anchors, mounting screws, and Methods For Attaching panel of heater (see Figure 10). spacers are in hardware package. The hard- Mounting Bracket To Wall ware package is provided with heater. 2. Place heater onto mounting bracket. Slide horizontal slots onto stand-out Only use last hole on each end of mounting Attaching to Wall Stud M
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OWNER’S MANUAL Apply pipe joint sealant lightly to male INSTALLATION CAUTION: Use only new, threads. This will prevent excess sealant Continued black iron or steel pipe. Inter- from going into pipe. Excess sealant in pipe nally-tinned copper tubing may could result in clogged heater valves. CONNECTING TO GAS be used in certain areas. Check SUPPLY your local codes. Use pipe 3/8" CAUTION: Use pipe joint seal- diameter or greater to allow ant that is resistant to liquid pe- WARNING: This applian
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PROPANE/LP GAS HEATER Pressure Testing Heater Gas INSTALLATION OPERATING Connections Continued HEATER 1. Open equipment shutoff valve (see Fig- FOR YOUR SAFETY CHECKING GAS ure 14). READ BEFORE CONNECTIONS 2. Open propane/LP supply tank valve. LIGHTING 3. Make sure control knob of heater is in WARNING: Test all gas pip- the OFF position. ing and connections for leaks 4. Check all joints from equipment shutoff WARNING: If you do not fol- after installing or servicing. Cor- valve to control valv
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OWNER’S MANUAL Control OPERATING Knob Burners HEATER Continued LIGHTING Figure 16 - Control Knob In The OFF INSTRUCTIONS Position Ignitor Electrode 1. STOP! Read the safety information Thermocouple page 10, column 3. Pilot Burner 2. Make sure equipment shutoff valve is fully open. 3. Turn control knob clockwise to the OFF position. 4. Wait five minutes to clear out any gas. Then smell for gas, including Figure 17 - Pilot near the floor. If you smell gas, STOP! Follow “B” in the safety in- forma
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PROPANE/LP GAS HEATER ODS/PILOT AND BURNER INSPECTING • Use a vacuum cleaner, pressurized air, BURNER or small, soft bristled brush to clean. Check pilot flame pattern and burner flame CLEANING BURNER pattern often. PILOT AIR INLET HOLE PILOT FLAME PATTERN We recommend that you clean the unit every 2,500 hours of operation or every three months. Figure 19 shows a correct pilot flame pattern. Figure 20 shows an incorrect pilot flame We also recommend that you keep the burner pattern. The incorre
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OWNER’S MANUAL TROUBLESHOOTING CAUTION: Never use a wire, WARNING: Turn off heater needle, or similar object to clean and let cool before servicing. Only Note: For additional help, visit DESA ODS/pilot. This can damage ODS/ a qualified service person should International’s technical service web site pilot unit. service and repair heater. at www.desatech.com. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY When ignitor button is pressed
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PROPANE/LP GAS HEATER TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner(s) does not light after ODS/pilot is lit 1. Burner orifice(s) is clogged 1. Clean burner orifice(s) (see Cleaning and Maintenance, page 12) or replace burner orifice(s) 2. Burner orifice(s) diameter is too small 2. Replace burner orifice(s) 3. Inlet gas pressure is too low 3. Contact local propane/LP gas company Delayed ignition of burner(s) 1. Manifold pressure is too low 1. Contact local propane/LP ga
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OWNER’S MANUAL TROUBLESHOOTING Continued WARNING: 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. IMPORTANT: Operating heater where impurities in air exist may create odors. Cleaning supplies, paint, paint remover, cigarette
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PROPANE/LP GAS HEATER SPECIFICATIONS REPLACEMENT Btu (Variable) 5,500/10,000 PARTS Type Gas Propane/LP Only Note: Use only original replacement parts. Ignition Piezo This will protect your warranty coverage for Pressure Regulator Setting 10" W.C. parts replaced under warranty. Inlet Gas Pressure (inches of water) Maximum 14" PARTS UNDER WARRANTY Minimum 11" Contact authorized dealer from whom you Dimensions, Inches (H x W x D) purchased this product. If they cannot sup- Heater 18 x 14 x 5 ply or
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OWNER’S MANUAL PARTS CENTRALS These Parts Centrals are privately owned businesses. They have agreed to support our customer’s needs by providing original replacement parts and accessories. Baltimore Electric Washer Equipment Co. Dayton Hardware 1348 Dixwell Avenue 1715 Main Street P.O. Box 275 Kansas City, MO 64108-2195 North Dayton Station Hamden, CT 06514-0322 1-800-397-7553 KS, MO, AR Dayton, OH 45404-0275 203-248-7553 816-842-3911 All States www.washerparts.com 937-258-3721 Parts Department
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PROPANE/LP GAS HEATER ILLUSTRATED PARTS BREAKDOWN CGR2P 24 1 17 11 10 9 4 23 8 6 7 12 10 5 7 16 20 16 14 19 22 21 13 15 18 7 3 2 7 5-1 5-2 ODS/PILOT 107293 18
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OWNER’S MANUAL This list contains replaceable parts used in your heater. When ordering parts, follow the instructions PARTS LIST listed under Replacement Parts on page 16 of this manual. CGR2P KEY PART NO. NUMBER DESCRIPTION QTY. 1 L98409-13 Cabinet Assembly 1 2 L98005-04 Lower Front Panel Assembly 1 3 L98410-05 Reflector Unit 1 4 L98103-06 Burner Assembly 1 5 L98071-06 ODS Pilot Assembly 1 5-1 098514-01 Thermocouple 1 5-2 L98071-07 Ignitor Electrode 1 6 L98072-02 ODS Mounting Bracket 1 7 L9
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WARRANTY INFORMATION KEEP THIS WARRANTY 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 GLOW VENT-FREE RESIDENTIAL GAS HEAT
