Assessments - 6, GPA: 3.3
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• 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. POSSIBLE CAUSE REMEDY 1. This is common with most heaters. If Heater produces a clicking/ticking noise 1. Metal expanding while heating or con- noise is excessive, contact qualified ser just after burner is lit or shut off tracting while cooling vice person Heater produces unwanted odors 1. Heater burning vapors from paint, sol-1. Ventilate room. Stop using odor causing vents, glues, etc. See IMPORTANT state-products while heater is running ment above 2. Gas leak. See Warning statement above 2. Locate and correct all leaks (see Checking Gas Connections, page 9) Heater shuts off in use (ODS operates) 1. Not enough fresh air is available 1. Open window and/or door for ventilation 2. Low line pressure 2. Contact local natural gas company 3. ODS/pilot is partially clogged 3. Clean ODS/pilot (see Cleaning and Maintenance, page 11) Gas odor even when control knob is in OFF 1. Gas leak. See Warning statement above 1. Locate and correct all leaks (see Check- position ing Gas Connections, page 9) 2. Control valve defective 2. Replace control valve Gas odor during combustion 1.Foreign matter between control valve 1.Take apart gas tubing and remove foreign and burner matter 2. Gas leak. See Warning statement above 2. Locate and correct all leaks (see Checking Gas Connections, page 9) Moisture/condensation noticed on windows 1.Not enough combustion/ventilation air. 1.Refer to Air for Combustion and Ventilation requirements (page 3) 14 103568 OWNER’S MANUAL TECHNICAL SERVICE You may have further questions about installation, operation, or troubleshooting. If so, contact DESA International’s Technical Service Department at 1-800-323-5190. SERVICE HINTS When gas pressure is too low • pilot will not stay lit • burner will have delayed ignition • heater will not produce specified heat When gas quality is bad • pilot will not stay lit • burner will produce flames and soot • heater will backfire when lit You may feel your gas pressure is too low or gas quality is bad. If so, contact your local natural gas supplier. ACCESSORIES Purchase these heater accessories from your local dealer. If they can not supply these accessories, either contact your nearest Parts Central (see page 15) or call DESA International’s Parts Department at 1-800-972-7879 for referral information. You can also write to the address listed on the back page of this manual. MANUAL SHUTOFF VALVE - GA5010 For all models. Manual shutoff valve with 1/ 8" NPT tap. SPECIFICATIONS Btu (Variable) Type Gas Ignition Pressure Regulator Setting Inlet Gas Pressure (inches of water) Maximum Minimum Dimensions, Inches (H x W x D) Heater Carton Weight (pounds) Heater Shipping FAN KITS - GA3100A AND GA3200TA For all models. Provides better heat distribution. Makes heater more efficient. Complete installation and operating instructions included. Manually controlled - GA3100A. Includes ON/OFF switch. Thermostatically controlled - GA3200TA. Includes three settings: ON/OFF/AUTO. RN30D CGN20(L) 15,000/30,000 10,000/20,000 Natural Only Natural Only Piezo Piezo 3" W.C. 3" W.C. 10.5" 10.5" 4" 4" 23.5 x 25.9 x 8.0 23.5 x 18.5 x 8.0 26 x 27.75 x 9.63 26 x 20.5 x 9.63 30 22 35 27 FLOOR MOUNTING STAND 20,000 Btu/Hr Models CGN20L - GA4500L - Ivory CGN20 - GA4500 - Earthtone For locating heater on the floor, away from a wall. Complete installation and operating instructions included. 103568 15 16 103568 VENT-FREE NATURAL GAS HEATERS BLUE-FLAME CGN20, CGN20L AND RN30D 1 2 4 5 6 7 8 8 9 10 11 12 15 17 19 21 22 23 24 20 27 26 18 14 16 25 3 13 10-1 10-2 ODS/Pilot RN30D ILLUSTRATED PARTS BREAKDOWN 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 15 of this manual. RN30D KEY NO. PART NUMBER DESCRIPTION QTY. 1 098304-01 Screw, #10 x 3/8" 2 2 098345-01AC Front Panel 1 3 103476-02 Grill Guard 1 4 101108-01 Clip, Grill Guard 2 5 099001-01BR Heat Shield 1 6 M11084-26 Screw, #10 x 3/8" 4 7 098352-02BR Deflector Unit 1 8 098271-03 Ignitor Cable 1 9 098249-01 Nut, M5 2 10 100701-01 ODS/Pilot, N.G. 1 10-1 098514-01 Thermocouple 1 10-2 098594-01 Ignitor Electrode 1 11 103447-01 Burner 1 12 099387-05 3/16" Pilot Tubing 1 13 103845-04 Injector 1 14 099066-01 Mounting Bracket 1 15 099415-07 Pressure Regulator 1 16 099553-01 Pilot Shield 1 17 103570-01 3/8" Outlet (Burner) Tubing 1 18 103572-01 3/8" Inlet Tubing 1 19 100068-01 Pressure Tap Fitting 1 20 100047-01 Control Valve 1 21 098529-04 Cabinet 1 22 097159-04 Piezo Ignitor 1 23 M11084-26 Screw, #10 x 3/8" 2 24 M11084-38 Screw, #8 x 3/8" 2 25 098276-01 1/8" NPT Plug 1 26 098354-01 Control Knob 1 27 098508-01 Valve Retainer Nut 1 PARTS AVAILABLE — NOT SHOWN 098306-02 099261-02 100642-01 Control Position Decal Operating Instructions Decal Assembly, Hardware 1 1 1 103568 17 18...
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