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®
BLUE FLAME
VENT-FREE NATURAL GAS HEATER
OWNER’S OPERATION AND INSTALLATION MANUAL
VN600BA
6000 Btu/Hr Manually-
Controlled Models
WARNING: Improper installa-
WARNING: If the information in this manual is
tion, adjustment, alteration, ser-
not followed exactly, a fire or explosion may
vice, or maintenance can cause
result causing property damage, personal in-
injury or property damage. Re-
jury, or loss of life.
fer to this manual for correct
— Do not store or use gasoline or other
installation
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® BLUE FLAME NATURAL GAS HEATER 3. This heater needs fresh, outside air ven- SAFETY Due to high temperatures, the tilation to run properly. This heater has appliance should be located out INFORMATION an oxygen depletion sensing (ODS) of traffic and away from furniture safety shutoff system. The ODS shuts and draperies. down the heater if not enough fresh air WARNINGS is available. See Air for Combustion Do not place clothing or other and Ventilation, pages 4 through 6. IMPORTANT: Read this owne
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OWNER’S MANUAL PRODUCT PRODUCT IDENTIFICATION FEATURES Ignitor Button Control Knob SAFETY DEVICE This heater has a pilot with an Oxygen Depletion Sensing (ODS) safety shutoff sys- tem. 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. Glass Panel Heater Front Cabinet Pane
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® BLUE FLAME NATURAL 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 on
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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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® BLUE FLAME NATURAL 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 floo
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OWNER’S MANUAL CEILING LOCATING HEATER INSTALLATION This heater is designed to be mounted on a NOTICE: This heater is intended wall. for use as supplemental heat. Use 36" Minimum this heater along with your pri- 6" WARNING: Maintain the mini- mary heating system. Do not in- Minimum mum clearances shown in Figure stall this heater as your primary From 4. If you can, provide greater clear- Sides Of heat source. If you have a central Heater ances from floor, ceiling, and join- heating system, you
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® BLUE FLAME NATURAL GAS HEATER Thin or Installing Bottom Mounting INSTALLATION Thick Wall Screw Continued (thick wall 1. Locate bottom mounting hole. This shown) Installing Two Mounting Screws 1/16" hole is near bottom on back panel of Space heater (see Figure 11). Note: Wall anchors and mounting screws 2. Mark screw location on wall. are in hardware package. The hardware pack- Solid age is provided with heater. 3. Remove heater from wall. Wall Attaching To Wall Stud Method 4. If installing bot
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OWNER’S MANUAL Apply pipe joint sealant lightly to male Install sediment trap (trap) in supply line as INSTALLATION threads. This will prevent excess sealant shown in Figure 12. Locate sediment trap Continued from going into pipe. Excess sealant in pipe where it is within reach for cleaning. Locate could result in clogged heater valves. sediment trap where trapped matter is not CONNECTING TO GAS likely to freeze. A sediment trap traps mois- SUPPLY ture and contaminants. This keeps them CAUTION
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® BLUE FLAME NATURAL GAS HEATER 3. Check all joints from gas meter to INSTALLATION OPERATING equipment shutoff valve (see Figure Continued 14). Apply mixture of liquid soap and HEATER water to gas joints. Bubbles forming CHECKING GAS FOR YOUR SAFETY show a leak. CONNECTIONS READ BEFORE 4. Correct all leaks at once. LIGHTING WARNING: Test all gas pip- Pressure Testing Heater Gas ing and connections for leaks Connections WARNING: If you do not fol- after installing or servicing. Cor- 1. Open e
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OWNER’S MANUAL 7. Keep control knob pressed in for 30 TO TURN OFF GAS OPERATING seconds after lighting pilot. After 30 TO APPLIANCE HEATER seconds, release control knob. Continued Note: If pilot goes out, repeat steps Shutting Off Heater 3 through 7. 1. Turn control knob clockwise Clockwise LIGHTING 8. Turn control knob counterclockwise to the PILOT position. INSTRUCTIONS to the HIGH position. The C-clockwise 2. Press in control knob and turn clock- main burner should light. Set control 1. STO
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® BLUE FLAME NATURAL GAS HEATER CLEANING BURNER INSPECTING NOTICE: Do not mistake orange PILOT AIR INLET HOLE flames with yellow tipping. Dust BURNER or other fine particles enter the We recommend that you clean the unit every Check pilot flame pattern and burner flame heater and burn causing brief 2,500 hours of operation or every three months. pattern often. patches of orange flame. We also recommend that you keep the burner PILOT FLAME PATTERN tube and pilot assembly clean and free of dust If
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OWNER’S MANUAL TROUBLESHOOTING WARNING: Turn off heater CAUTION: Never use a wire, Note: For additional help, visit DESA and let cool before servicing. Only needle, or similar object to clean ODS/pilot. This can damage ODS/ International’s technical service web site a qualified service person should pilot unit. at www.desatech.com. service and repair heater. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY When ignitor button is pressed,
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® BLUE FLAME NATURAL GAS HEATER TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after ODS/pilot is lit 1. Burner orifice is clogged 1. Clean burner orifice (see Cleaning and Maintenance, page 12) or replace burner orifice 2. Burner orifice diameter is too small 2. Replace burner orifice 3. Inlet gas pressure is too low 3. Contact local natural gas company Delayed ignition of burner 1. Manifold pressure is too low 1. Contact local natural gas company 2. Burn
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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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® BLUE FLAME NATURAL GAS HEATER ILLUSTRATED 22 23 PARTS 21 24 BREAKDOWN 27 VN600BA 20 10 16 13 14 12 25 10 4 26 11 15 18 7 9 19 6 3 5 17 8 2 12-1 12-2 1 104271 16
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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 18 of this manual. VN600BA KEY PART NO. NUMBER DESCRIPTION QTY. 1 098304-01 Screw, #10 x 3/8" 2 2 099467-03 Front Panel Assembly 3 099318-04 Grill Guard 1 4 101108-01 Grill Guard Clip 2 5 102017-02 Bottom Glass Retainer 1 6 098260-11 Glass Panel 1 7 098532-06AA Top Glass Retainer 1 8 M11084-38 Screw, #8 x 3/8" 8 9 098352-03BR Defl
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® BLUE FLAME NATURAL GAS HEATER SPECIFICATIONS REPLACEMENT VN600BA PARTS Btu (Variable) 4,400/6,000 Note: Use only original replacement parts. Type Gas Natural Only This will protect your warranty coverage Ignition Piezo for parts replaced under warranty. Pressure Regulator Setting 3" W.C. Inlet Gas Pressure (inches of water) PARTS UNDER WARRANTY Maximum 10.5" Contact authorized dealer from whom you Minimum 4" purchased this product. If they cannot Dimensions, Inches (H x W x D) supply original
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OWNER’S MANUAL NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________
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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 VENT-FREE RESIDENTIAL GAS HEATERS DESA International warrants this product to be free from defects in materials and components for four (4) yea
