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®
UNVENTED (VENT-FREE) INFRARED GAS HEATER
SAFETY INFORMATION AND INSTALLATION MANUAL
Model VN30A Shown
VN18A, VN18TA, VP16A, VP16TA, VP26A, VP26TA
VN30A, VN30TA, VP16ITA, VP22ITA
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
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WARNING: Improper installation, adjustment, altera- tion, service, or maintenance can cause injury or prop- erty damage. Refer to this manual for correct installation and operational procedures. For assistance or addi- tional information consult a qualified installer, service agency, or the gas supplier. WARNING: This is an unvented gas-fired heater. It uses air (oxygen) from the room in which it is installed. Provisions for adequate combustion and ventilation air must be provided. Refer to Air
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SAFETY INFORMATION Due to high temperatures, the appliance should be located out WARNING: This product con- of traffic and away from furni- tains and/or generates chemicals ture and draperies. known to the State of California to cause cancer or birth defects, Do not place clothing or other or other reproductive harm. flammable material on or near the appliance. Never place any IMPORTANT: Read this owner’s objects on the heater. manual carefully and completely before trying to assemble, oper- Su
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SAFETY INFORMATION PRODUCT Continued IDENTIFICATION 5. Always run heater with plaque control knob Control Ignitor Button at the 1, 2, 3, or 4 locked positions. Never set Knob control knob between locked positions. Poor combustion and higher levels of carbon mon- oxide may result. 6. This heater needs fresh, outside air ventila- tion to run properly. This heater has an Oxy- Grill gen Depletion Sensing (ODS) safety shutoff Guard system. The ODS shuts down the heater if not enough fresh air is avai
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Unusually tight construction is defined as AIR FOR COMBUSTION construction where: AND VENTILATION a. walls and ceilings exposed to the out- side atmosphere have a continuous WARNING: This heater shall water vapor retarder with a rating of not be installed in a confined space -11 2 one perm (6 x 10 kg per pa-sec-m ) or unusually tight construction or less with openings gasketed or sealed and unless provisions are provided b. weather stripping has been added on for adequate combustion and ven- op
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C. Install a lower Btu/Hr heater, if lower Btu/Hr size AIR FOR COMBUSTION makes room unconfined. AND VENTILATION If the actual Btu/Hr used is less than the maximum Continued Btu/Hr the space can support, the space is an uncon- fined space. You will need no additional fresh air ven- 1. Determine the volume of the space (length x tilation. width x height). Length x Width x Height =__________cu. ft. WARNING: If the area in (volume of space) which the heater may be oper- Example: Space size 20 ft.
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CHECK GAS TYPE AIR FOR COMBUSTION Use only the correct type of gas (natural or pro- AND VENTILATION pane/LP). If your gas supply is not the correct gas Continued type, do not install heater. Call dealer where you Ventilation Air From Outdoors bought heater for proper type heater. Provide extra fresh air by using ventilation grills INSTALLATION ITEMS or ducts. You must provide two permanent open- ings: one within 12" of the ceiling and one within Before installing heater, make sure you have the 1
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An optional fan kit is available from your dealer. INSTALLATION See Accessories, page 33. If planning to use fan, Continued locate heater near an electrical outlet. WARNING: Never install the THERMOSTAT SENSING BULB heater (Thermostat Models Only) The thermostat sensing bulb has been placed be- • in a bedroom or bathroom low the heater. • in a recreational vehicle 1. Place clamp on thermostat sensing bulb as • where curtains, furniture, shown in Figure 5. Clamp is provided in hard- clothing, or
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16" 14" INSTALLATION Min. Continued Methods For Attaching Mounting 3 Bracket To Wall 25 /4" Only Insert Mounting Optional Only use last hole on each end of mounting bracket Screws Through Last 3 to attach bracket to wall. These two holes are 14 19 /4" Hole On Each End Min. inches apart from their centers. Attach mounting bracket to wall in one of two ways: 1. Attaching to wall stud Floor 2. Attaching to wall anchor Attaching to Wall Stud: This method provides the strongest hold. Insert mountin
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Installing Bottom Mounting Screws INSTALLATION 1. Locate two bottom mounting holes. These Continued holes are near bottom on back panel of heater 2. Fold wall anchor as shown in Figure 9. (see Figure 12). 3. Insert wall anchor (wings first) into hole. Tap 2. Mark screw locations on wall. anchor flush to wall. 3. Remove heater from mounting bracket. 4. For thin walls (1/2" or less), insert red key 4. If installing bottom mounting screws into hol- into wall anchor. Push red key to “pop” open low o
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CONNECTING TO GAS SUPPLY INSTALLATION Continued WARNING: This appliance MOUNTING HEATER TO FLOOR requires a 3/8" NPT (National Mounting Base Feet to Heater Pipe Thread) inlet connection to 1. Lay heater cabinet on its back on a table with the pressure regulator. the heater bottom overhanging the table edge. 2. Align holes in base foot with mounting holes on bottom of cabinet (see Figure 13). WARNING: A qualified service 3. Secure base foot to heater using sheet metal person must connect heater
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Pressure INSTALLATION Regulator Continued 3/8" NPT Regulator Pipe Bracket Nipple CAUTION: Use only new, black iron or steel pipe. Inter- Heater Ground Cabinet Joint nally-tinned copper tubing may Union be used in certain areas. Check Tee Joint Equipment your local codes. Use pipe of Reducer Shutoff large enough diameter to allow Bushing to Valve * proper gas volume to heater. If 1/8" NPT Natural Gas pipe is too small, undue loss of 1/8" NPT From Gas 3" volume will occur. Plug Tap Meter (7" W.C.
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4. Check all joints from equipment shutoff valve INSTALLATION to thermostat gas valve (see Figure 17 or 18). Continued Apply a noncorrosive leak detection fluid to Pressure Testing Gas Supply Piping all joints. Bubbles forming show a leak. System 5. Correct all leaks at once. Test Pressures In Excess Of 1/2 PSIG (3.5 kPa) 6. Light heater (see Operating Heater, pages 14 1. Disconnect appliance with its appliance main through 17). Check all other internal joints for gas valve (control valve) and e
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5. Turn control knob to PILOT/IGN and press in. OPERATING HEATER Note: You may be running this heater for NON-THERMOSTAT MODELS the first time after hooking up to gas sup- ply. If so, you may need to press in control FOR YOUR SAFETY READ knob for 30 seconds or more. This will al- BEFORE LIGHTING low air to bleed from the gas system. • If control knob does not pop up when re- WARNING: If you do not fol- leased, contact a qualified service person low these instructions exactly, or gas supplier fo
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OFF MED LOW HI PILOT HI MED MANUAL LIGHTING OPERATING HEATER PROCEDURE Continued 1. Remove front panel (see Figure 7, page 8). TO SELECT 2. Follow steps 1 through 5 under Lighting In- HEATING LEVEL structions, page 14. 3. With control knob pressed in, strike match. WARNING: When running Hold match to pilot until pilot lights. heater, set control knob at LOW, 4. Keep control knob pressed in for 30 sec- MEDIUM, or HIGH locked posi- onds after lighting pilot. After 30 seconds, tions. Never set con
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8. Turn thermostat control knob counter- OPERATING HEATER clockwise C-clockwise to the desired heating Continued level. For models, VP16TA, VN18TA, LIGHTING VP26TA, and VN30TA, the main burner INSTRUCTIONS should light. Set control knob to any heat 1. STOP! Read the safety information, page level between 1 and 5 (see Figure 25). For 15, column 2. infrastat models, the plaque directly above the pilot should light. 2. Make sure equipment shutoff valve is fully open. CAUTION: Do not try to ad- 3.
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1 3 2 1 2 1 TO TURN OFF GAS OPERATING HEATER TO APPLIANCE Continued TO SELECT Shutting Off Heater 1. Turn thermostat control knob clockwise HEATING LEVEL Clockwise to the OFF position. INFRASTAT MODELS VP16ITA, AND 2. Turn off all electric power to the appliance VP22ITA ONLY if service is to be performed. WARNING: When running Shutting Off Burner Only (pilot stays lit) Turn thermostat control knob clockwise Clockwise heater, set control knob at the 1, to the PILOT position. 2, 3, or 4 locked p
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BURNER FLAME PATTERN INSPECTING HEATER Figure 29 shows a correct burner flame pattern. Check pilot flame pattern and burner flame pat- Figure 30 shows an incorrect burner flame pattern. tern often. If burner flame pattern is incorrect, as shown in PILOT FLAME PATTERN Figure 30 Figure 27 shows a correct pilot flame pattern. Figure • turn heater off (see To Turn Off Gas to Appli- 28 shows an incorrect pilot flame pattern. The incor- ance, page 15 or 17, depending on your model) rect pilot flame is
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1. Shut off the unit, including the pilot. Allow CLEANING AND the unit to cool for at least thirty minutes. MAINTENANCE 2. Inspect burner, pilot for dust and dirt. 3. Blow air through the ports/slots and holes in WARNING: Turn off heater the burner. and let cool before cleaning. 4. Never insert objects into the pilot tube. Clean the pilot assembly also. A yellow tip on the CAUTION: You must keep pilot flame indicates dust and dirt in the pilot as- sembly. There is a small pilot air inlet about
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TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. WARNING: Turn off and unplug heater and let cool before servic- ing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. This can damage ODS/pilot unit. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY When ignitor button is pressed 1. Ignitor electrode positioned 1. Replace pilot assembly in, there is no spark at ODS/ wrong pilot 2. Ign
