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BLUE FLAME
VENT-FREE NATURAL GAS HEATER
OWNER’S OPERATION AND INSTALLATION
MANUAL
®
6000 BTU MANUALLY CONTROLLED MODELS
WARNING: If the information in this manual is not followed exactly, a fire or explosion may
result causing property damage, personal injury, or loss of life.
— Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this
or any other appliance.
— WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch;
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VANGUARD 6000 BTU NATURAL GAS HEATER 2. If you smell gas 12. Do not use heater if any part has been SAFETY • shut off gas supply under water. Immediately call a quali- INFORMATION • do not try to light any appliance fied service technician to inspect the • do not touch any electrical switch; room heater and to replace any part of do not use any phone in your build- the control system and any gas control WARNING ICON G 001 WARNINGS ing which has been under water. • immediately call your gas suppl
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OWNER’S MANUAL PRODUCT AIR FOR IDENTIFICATION COMBUSTION AND Ignitor Button Control Knob VENTILATION WARNING: This heater shall not be installed in a confined space unless provisions are pro- vided for adequate combustion and ventilation air. Read the fol- lowing instructions to insure Grill proper fresh air for this and other Guard fuel-burning appliances in your home. Glass Today’s homes are built more energy effi- Panel cient than ever. New materials, increased insulation, and new constructi
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VANGUARD 6000 BTU NATURAL GAS HEATER the space in which the appliances are in- Example: AIR FOR stalled*, through openings not furnished Gas water heater 40,000 Btu/Hr COMBUSTION AND with doors, are considered a part of the Vent-free heater + 6,000 Btu/Hr unconfined space. VENTILATION Total = 46,000 Btu/Hr * Adjoining rooms are communicating only Continued * Do not include direct-vent gas appli- if there are doorless passageways or ventila- ances. Direct-vent draws comb
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OWNER’S MANUAL AIR FOR COMBUSTION AND 12" VENTILATION Continued VENTILATION AIR Ventilation Grills Ventilation Air From Inside Into Adjoining Room, Ventilation Building Option 2 Grills Or This fresh air would come from an adjoining into Adjoining Remove Room, unconfined space. When ventilating to an Door into Option 1 Adjoining adjoining unconfined space, you must pro- Room, vide two permanent openings: one within Option 3 12" of the ceiling and one within 12" of the floor on the wall con
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VANGUARD 6000 BTU NATURAL GAS HEATER CEILING LOCATING HEATER INSTALLING TO This heater is designed to be mounted on a WALL wall. 36" NOTICE: A qualified service per- Minimum 6" son must install heater. Follow WARNING: Maintain the mini- Minimum all local codes. mum clearances shown in Figure From Sides Of 4. If you can, provide greater clear- Heater ances from floor, ceiling, and join- CHECK GAS TYPE ing wall. Use only natural gas. If your gas supply is Right Side not natural, do not install hea
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OWNER’S MANUAL 5. Tighten two screws until 1/16" space Installing Bottom Mounting INSTALLING TO (thickness of penny) is between Screw WALL screwheads and wall (see Figure 8). 1. Locate bottom mounting hole. This Continued Thin or hole is near bottom on back panel of Thick Wall heater (see Figure 11). Installing Two Mounting Screws (thick wall 2. Mark screw location on wall. shown) Note: Wall anchors and mounting screws 1/16" 3. Remove heater from wall. are in hardware package. The hardware pack-
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VANGUARD 6000 BTU NATURAL GAS HEATER IMPORTANT: Hold pressure regulator with wrench when connecting it to gas piping and/ CONNECTING TO or fittings. GAS SUPPLY NOTICE: A qualified service per- son must connect heater to gas supply. Follow all local codes. Pressure WARNING: Never connect Regulator heater to private (non-utility) gas 3/8" NPT wells. This gas is commonly Pipe Nipple known as wellhead gas. Heater IMPORTANT: Check gas line pressure Cabinet before connecting heater to gas line. Gas
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OWNER’S MANUAL PRESSURE TESTING CHECKING GAS OPERATING HEATER GAS CONNECTIONS HEATER CONNECTIONS 1. Open manual shutoff valve (see Figure FOR YOUR SAFETY WARNING: Test all gas pip- 13). ing and connections for leaks READ BEFORE 2. Open main gas valve located on or near after installing or servicing. Cor- LIGHTING gas meter. rect all leaks at once. 3. Make sure control knob of heater is in WARNING: If you do not fol- the OFF position. low these instructions exactly, a WARNING: Never use an
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VANGUARD 6000 BTU NATURAL GAS HEATER Note: If pilot does not stay lit, re- TO TURN OFF GAS OPERATING fer to Troubleshooting, pages 12 TO APPLIANCE HEATER through 14. Also contact a quali- fied service person or gas supplier Continued Shutting Off Heater for repairs. Until repairs are made, Clockwise 1. Turn control knob clockwise LIGHTING light pilot with match. To light pi- to the PILOT position. lot with match, see Manual Light- INSTRUCTIONS 2. Press in control knob and turn clock- ing Proced
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OWNER’S MANUAL BURNER FLAME PATTERN INSPECTING CLEANING AND Figure 19 shows a correct burner flame BURNER MAINTENANCE pattern. Figure 20 shows an incorrect burner Check pilot flame pattern and burner flame flame pattern. The incorrect burner flame pattern often. WARNING: Turn off heater pattern shows yellow tipping of the flame. It also shows the flame higher than 1/2 the and let cool before cleaning. PILOT FLAME PATTERN glass panel height. Figure 17 shows a correct pilot flame pat- tern. Figur
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VANGUARD 6000 BTU NATURAL GAS HEATER TROUBLESHOOTING CAUTION: Never use a wire, WARNING: Turn off heater and needle, or similar object to clean let cool before servicing. Only a Note: All troubleshooting items are listed in ODS/pilot. This can damage ODS/ qualified service person should order of operation. pilot unit. service and repair heater. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY When ignitor button is pressed, there is no 1. Ignitor cable pinched or wet 1. Free ignitor cable if pinched by
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OWNER’S MANUAL TROUBLE- SHOOTING 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 11) 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. Burner orifice is c
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VANGUARD 6000 BTU NATURAL GAS HEATER TROUBLESHOOTING WARNING: If you smell gas Continued • 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, pa
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OWNER’S MANUAL SPECIFICATIONS REPLACEMENT VN600B/CFN600B PARTS Note: Use only original replacement parts. Btu (Variable) 4,400/6,000 This will protect your warranty coverage Type Gas Natural Only for parts replaced under warranty. Ignition Piezo Parts Under Warranty Pressure Regulator Setting 3" W.C. Inlet Gas Pressure (inches of water) Contact authorized dealer from whom you Maximum 10.5" purchased this product. If they cannot sup- Minimum 4" ply original replacement part(s), call DESA Dimensio
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VANGUARD 6000 BTU NATURAL GAS HEATER ILLUSTRATED PARTS LIST 24 25 23 26 29 22 10 21 HEATER EXPLODED VIEW VN600B and CFN600B 20 27 13 14 12 15 10 16 4 28 11 18 7 9 19 6 3 5 17 8 2 12-1 12-2 1 ODS/PILOT 103113 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 15 of this manual. MODELS: VN600B and CFN600B KEY PART NO. NUMBER DESCRIPTION QTY. 1 098304-01 Screw, #10 x 3/8" 2 2 099467-03 Front Panel Assembly (VN600B) 1 099467-04 Front Panel Assembly (CFN600B) 1 3 099318-04 Grill Guard 1 4 101108-01 Grill Guard Clip 2 5 102018-01AA Bottom Glass Retainer 1 6 098260-03 Glass Panel 1 7 098532-
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VANGUARD 6000 BTU NATURAL GAS HEATER NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _________________________________________________________________________
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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 three (3) ye
