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BLUE FLAME VENT-FREE NATURAL GAS HEATER
OWNER’S OPERATION AND INSTALLATION MANUAL
®
Heater Sizes: 18,000 Btu/Hr Thermostat, and
28,000 Btu/Hr Thermostat “B” Model Heaters
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 an
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SECTION PAGE CONTENTS Safety Information ......................................................................... 2 Product Identification .................................................................... 4 Local Codes ................................................................................... 4 Unpacking...................................................................................... 4 Product Features ............................................................................
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SAFETY WARNINGS Continued WARNING ICON G 001 INFORMATION WARNING: Any change to this heater or its controls can be dangerous. Continued 1. This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not convertible for use with other gases. 2. 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. F
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Ignitor Button Control Knob PRODUCT IDENTIFICATION Grill Guard Glass Panel Front Panel Heater Cabinet Figure 1 - Vent-Free Natural Gas Heater (28,000 Btu/Hr Model Shown) Install and use heater with care. Follow all local codes. In the absence of local LOCAL CODES codes, use the latest edition of the National Fuel Gas Code ANSI Z223, also known as NFPA 54*. *Available from: American National Standards Institute, Inc. 1430 Broadway New York, NY 10018 National Fire Protection Association, Inc. Bat
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FRESH AIR WARNING WARNING ICON G 001 FOR This heater shall not be installed in a confined space unless provisions are provided for adequate combustion and ventilation COMBUSTION air. Read the following instructions to insure proper fresh air for this and other fuel-burning appliances in your home. AND Today’s homes are built more energy efficient than ever. New materials, increased VENTILATION insulation, and new construction methods help reduce heat loss in homes. Home owners weather strip and
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DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION FRESH AIR Determining if You Have a Confined or Unconfined Space FOR Use this worksheet to determine if you have a confined or unconfined space. COMBUSTION Space: Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilation grills between the rooms. AND 1. Determine the volume of the space (length x width x height). VENTILATION Length x Width x Height = ___________________ cu. ft. (volume of sp
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FRESH AIR WARNING WARNING ICON G 001 FOR If the area in which the heater may be operated is smaller than that defined as an unconfined space, provide adequate combus- COMBUSTION tion and ventilation air by one of the methods described in the National Fuel Gas Code, ANSI Z223.1, 1992, Section 5.3. AND VENTILATION VENTILATION AIR Continued Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space. When ventilating to an adjoining unconfined space, you must
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Ventilation Air From Outdoors FRESH AIR Provide extra fresh air by using ventilation grills or ducts. You must provide two FOR permanent openings: one within 12" of the ceiling and one within 12" of the floor. Connect these items directly to the outdoors or spaces open to the outdoors. These COMBUSTION spaces include attics and crawl spaces. AND IMPORTANT: Do not provide openings for inlet or outlet air into attic if attic has a thermostat-controlled power vent. Heated air entering the attic wil
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INSTALLING NOTICE A qualified service person must install heater. Follow all local codes. TO WALL CHECK GAS TYPE Use only natural gas. If your gas supply is not natural gas, do not install heater. Call dealer where you bought heater for proper type heater. INSTALLATION ITEMS Before installing heater, make sure you have the items listed below. • piping (check local codes) • test gauge connection * (see • sealant (resistant to propane/LP gas) Figure 13, page 15) • manual shutoff valve * • sediment
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INSTALLING CAUTION WARNING ICON G 001 If you install the heater in a home garage TO WALL • heater pilot and burner must be at least 18 inches above floor Continued • locate heater where moving vehicle will not hit it For convenience and efficiency, install heater • where there is easy access for operation, inspection, and service • in coldest part of room An optional fan kit is available from your dealer. See Accessories, page 30. If planning to use fan, locate heater near an electrical outlet.
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INSTALLING HEATER TO WALL INSTALLING Mounting Bracket TO WALL The mounting bracket is located on back panel of heater. It has been taped there for shipping. Remove mounting bracket from back panel. Continued Mounting Bracket Figure 6 - Bracket Location Removing Front Panel Of Heater 1. Remove two screws near bottom corners of front panel. 2. Lift straight up on grill guard until it stops. Grill guard will slide up about 1/4". 3. Pull bottom of front panel forward, then downward. 4. Remove cardbo
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Marking Screw Locations INSTALLING 1. Tape mounting bracket to wall where heater will be located. Make sure mount- ing bracket is level. TO WALL Continued WARNING WARNING ICON G 001 Maintain minimum clearances shown in Figure 8. If you can, provide greater clearances from floor and joining wall. 2. Mark screw locations on wall (see Figure 8). Note: Only mark last hole on each end of mounting bracket. Insert mounting screws through these holes only. 3. Remove tape and mounting bracket from wall.
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4. For thin walls (1/2" or less), insert red key into wall anchor. Push red key to INSTALLING “pop” open anchor wings. IMPORTANT: Do not hammer key! For thick walls (over 1/2" thick) or solid walls, do not pop open wings. TO WALL Continued Figure 10 - Popping Open Anchor Wings For Thin Walls 5. Place mounting bracket onto wall. Line up last hole on each end of bracket with wall anchors. 6. Insert mounting screws through bracket and into wall anchors. 7. Tighten screws until mounting bracket is f
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CONNECTING NOTICE A qualified service person must connect heater to gas supply. TO GAS Follow all local codes. SUPPLY WARNING WARNING ICON G 001 Never connect heater to private (non-utility) gas wells. This gas is commonly known as well-head gas. IMPORTANT: Check gas line pressure before connecting heater to gas line. Gas line pressure must be no greater than 14 inches of water. If gas line pressure is higher, heater regulator damage could occur. CAUTION WARNING ICON G 001 Use only new, bl
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IMPORTANT: Hold pressure regulator with wrench when connecting it to gas piping CONNECTING and/or fittings. TO GAS Pressure SUPPLY Regulator Continued 1/2" NPT Pipe Nipple Heater Cabinet Ground Joint Union Tee Joint Manual Shutoff Test Reducer Valve * Bushing to Gauge 1/8" NPT Connection * From Gas Meter 1/8" NPT (4" W.C. to Plug Tap 10.5" W.C. Pressure) Tee Joint Sediment Pipe Trap 3" Minimum Nipple Cap Figure 13 - Gas Connection * An A.G.A. design-certified manual shutoff valve with 1/8" NPT
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4. Check all joints of gas supply piping system. Apply mixture of liquid soap and CHECKING water to gas joints. Bubbles forming show a leak. 5. Correct all leaks at once. GAS Test Pressures Equal To or Less Than 1/2 PSIG CONNECTIONS 1. Close manual shutoff valve (see Figure 14). Continued 2. Pressurize supply piping system by either using compressed air or opening main gas valve located on or near gas meter. 3. Check all joints from gas meter to manual shutoff valve (see Figure 15). Apply mixtur
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OFF HI OPERATING FOR YOUR SAFETY READ BEFORE LIGHTING HEATER WARNING WARNING ICON G 001 If you do not follow these instructions exactly, a fire or explo- sion may result causing property damage, personal injury or loss of life. A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these instructions exactly. B. BEFORE LIGHTING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settl
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4. Wait five (5) minutes to clear out any gas. Then smell for gas, including OPERATING near the floor. If you smell gas, STOP! Follow “B” in the safety information HEATER at the top of page 17. If you don’t smell gas, go to the next step. C-clockwise 5. Turn control knob counterclockwise to the PILOT position. Press in control knob for five (5) seconds (see Figure 16). Note: You may be running this heater for the first time after hooking up to gas supply. If so, the control knob may need to be
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OPERATING TO TURN OFF GAS TO APPLIANCE HEATER Shutting Off Heater 1. Turn control knob clockwise to the OFF position. Clockwise 2. Turn off all electric power to the appliance if service is to be performed. Shutting Off Burner Only (pilot stays lit) 1. Turn control knob clockwise to the PILOT position. Clockwise THERMOSTAT CONTROL OPERATION The thermostatic control used on these models differs from standard thermo- stats. Standard thermostats simply turn on and off the burner. The thermostat u
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Check pilot flame pattern and burner flame pattern often. INSPECTING BURNER PILOT FLAME PATTERN Figure 18 shows a correct pilot flame pattern. Figure 19 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool. When the thermocouple cools, the heater will shut down. Pilot Burner Thermocouple Figure 18 - Correct Pilot Flame Pattern Thermocouple Pilot Burner Figure 19 - Incorrect Pilot Flame Pattern 20 101808
