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®
INFRARED VENT-FREE NATURAL GAS HEATER
OWNER’S OPERATION AND INSTALLATION MANUAL
®
MODEL: VN10T
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; do not use any phone in
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VANGUARD VN10T NATURAL GAS HEATER WARNING: Any change to this heater or 11. Carefully supervise young children SAFETY its controls can be dangerous. when they are in same room with INFORMATION heater. 1. This appliance is only for use with the 12. Make sure grill guard is in place be- type of gas indicated on the rating plate. fore running heater. WARNINGS WARNING ICON G 001 This appliance is not convertible for use 13. Do not use heater if any part has been with other gases. IMPORTANT: Read th
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OWNER’S MANUAL PRODUCT AIR FOR IDENTIFICATION COMBUSTION AND Piezo Ignitor Button VENTILATION Control Knob 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 proper fresh air for this and other fuel-burning appliances in your Grill Guard home. Today’s homes are built more energy effi- Burners cient than ever. New materials, increased insulation, and new construc
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VANGUARD VN10T 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 + 10,000 Btu/Hr unconfined space. VENTILATION Total = 50,000 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 combusti
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OWNER’S MANUAL AIR FOR COMBUSTION AND 12" VENTILATION Continued VENTILATION AIR Ventilation Air From Inside Ventilation Grills Building Into Adjoining Room, Ventilation Option 2 This fresh air would come from an adjoin- Grills Or ing unconfined space. When ventilating to into Adjoining Remove an adjoining unconfined space, you must Room, Door into provide two permanent openings: one within Option 1 Adjoining 12" of the ceiling and one within 12" of the Room, Option 3 floor on the wall con
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VANGUARD VN10T NATURAL GAS HEATER CEILING LOCATING HEATER INSTALLING TO This heater is designed to be mounted on a WALL wall. 36" Minimum 8" WARNING: Maintain the mini- Minimum NOTICE: A qualified service per- From mum clearances shown in Figure son must install heater. Follow Sides Of 4. If you can, provide greater clear- Heater all local codes. ances from floor, ceiling, and join- ing wall. Right CHECK GAS TYPE Side Left Side Use only natural gas. If your gas supply is WARNING: Never install
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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 hole is near bottom on back panel of Thin or heater (see Figure 11). Thick Wall Installing Two Mounting Screws (thick wall 2. Mark screw location on wall. shown) Note: Wall anchors and mounting screws 3. Remove heater from wall. 1/16" are in hardware package. The hardware pack-
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VANGUARD VN10T 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 Regulator WARNING: Never connect heater to private (non-utility) gas 3/8" NPT Heater wells. This gas is commonly Pipe Nipple Cabinet known as wellhead gas. Ground Joint Union Tee Joint IMPORTANT: Check gas line pressure Manual Shutoff b
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OWNER’S MANUAL PRESSURE TESTING CHECKING GAS OPERATING HEATER GAS CONNECTIONS HEATER CONNECTIONS FOR YOUR SAFETY 1. Open manual shutoff valve (see Figure WARNING: Test all gas pip- 13). READ BEFORE ing and connections for leaks 2. Open main gas valve located on or near LIGHTING after installing or servicing. Cor- 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 fire or explosion may resu
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OFF HI VANGUARD VN10T NATURAL GAS HEATER 7. Keep control knob pressed in for 30 THERMOSTAT OPERATING seconds after lighting pilot. After 30 CONTROL HEATER seconds, release control knob. OPERATION • If control knob does not pop up Continued when released, contact a qualified The control knob can be set to any heat level service person or gas supplier for LIGHTING between HI and LO. When the room tem- repairs. INSTRUCTIONS perature exceeds the set temperature, the Note: If pilot does not light, re
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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. WARNING: Turn off heater pattern often. and let cool before cleaning. PILOT FLAME PATTERN Figure 17 shows a correct pilot flame pat- CAUTION: You must keep tern. Figure 18 shows an incorrect pilot control areas, burner, and circu- flame pattern. The incorrect pilot flame is la
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VANGUARD VN10T NATURAL GAS HEATER TROUBLESHOOTING CAUTION: Never use a wire, WARNING: Turn off heater and let cool before servicing. Only needle, or similar object to clean Note: All troubleshooting items are listed a qualified service person should ODS/pilot. This can damage ODS/ in order of operation. service and repair heater. pilot unit. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY When ignitor button is pressed in there is no 1. Ignitor cable pinched or wet 1. Free ignitor cable if pinched by
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OWNER’S MANUAL TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner plaques do not light after ODS/pilot 1. Burner orifice(s) is clogged 1. Clean burner orifice(s) (see Cleaning is lit and Maintenance, page 11) 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 natural gas company Delayed ignition of burner plaques 1. Manifold pressure is too low 1. Contact local natural gas com
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VANGUARD VN10T NATURAL GAS HEATER 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
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OWNER’S MANUAL SPECIFICATIONS REPLACEMENT VN10T PARTS Btu 10,000 Note: Use only original replacement parts. This will protect your warranty coverage for Type Gas Natural Only parts replaced under warranty. Ignition Piezo Parts Under Warranty Pressure Regulator Setting 3.8" W.C. Contact authorized dealer from whom you Inlet Gas Pressure (inches of water) purchased this product. If they cannot sup- Maximum 10.5" ply original replacement part(s), call DESA Minimum 4" International’s Technical Servi
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B A VANGUARD VN10T NATURAL GAS HEATER 15 ILLUSTRATED 17 PARTS LIST VN10T 16 8 4 18 7 19 6 12 16 5 14 6 13 3 11 9 2 7-1 7-2 1 10 ODS/PILOT 102490 16
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OWNER’S MANUAL This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed PARTS LIST under Replacement Parts on page 15 of this manual. VN10T KEY PART NO. NUMBER DESCRIPTION QTY. 1 098304-01 Screw, #10 x 3/8" 2 2 098454-06CD Front Panel 1 3 099318-03 Grill Guard 1 4 101108-01 Removable Speed Clip 2 5 099275-01 Reflector 1 6 M15823-37 Screw Hex #8 x 1/4" 10 7 503329 ODS/Pilot Assembly 1 7-1 098514-01 Thermocouple 1 7-2 098594-01 Ignitor Elect
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VANGUARD VN10T 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 VANGUARD VENT-FREE RESIDENTIAL GAS HEATERS DESA International warrants this product to be free from defects in materials and components for thr
