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Kozy-World VENT-FREE
GAS-FIRED ROOM HEATER
USER'S OPERATION AND INSTALLATION MANUAL
MODELS:KW(N313,P314)-30,000 BTU/HR THERMOSTAT
AND KW(N185,P186)-18,000 BTU/HR THERMOSTAT
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 appl
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CONTENTS General Safety Instructions 2 SECTION I- Product Identification 3 SECTION II- Local Codes/National Fuel Code 3 SECTION III- Unpacking the Heater Package 4 SECTION IV- Product Features 4 SECTION V- Fresh Air for Combustion and Ventilation 4 SECTION VI- Installation 5 Gas Requirements 9 SECTION VII- Leak Checking 10 SECTION VIII- Operating the Heater 11 SECTION IX- Inspecting Burner & Pilot Burner Flames 14 SECTION X- Care And Maintenance 15 SECTION XI- Troubleshooting 16 SECTION XII- Sp
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GENERAL SAFETY INSTRUCTIONS: SAFETY : Accidents are always tragic especially because so many of them could have been prevented with a little care and judgment. There are some basic good practices we hope you will follow for safe use of your gas-fired room heater. IMPORTANT : Read this user's manual carefully and completely before trying to assemble, operate, or service this heater. Improper use of this heater can cause serious injury or death from burns, fire, explosion, electrical shock, and ca
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✑ If heater shuts off, do not relight until you provide fresh, outside air. If heater keeps shutting off, have it serviced. ✑ Do not run heater where : Flammable liquids or vapors are used or stored. Dusty condition exists. ✑ Never place any objects on the heater. ✑ Supervise children when they are in the same room with heater, never allow them to sit, stand or play on or around the heater. ✑ Make sure grille guard is in place before running heater. ✑ Do not use heater if any part has been u
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UNPACKING: 1. Remove heater from carton. 2. Remove all protective packaging applied to heater for shipment. 3. Check heater for any shipping damage. If heater is damaged, promptly inform dealer/distributor where you bought heater. PRODUCT FEATURES: Safety Device This heater has a pilot with an Oxygen Depletion Sensor Shutoff System (ODS). The ODS pilot is a required feature for vent-free room heaters. The ODS pilot shuts off the heater if the normal air oxygen content is reduced t
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Unconfined Space An unconfined space whose volume is not less than 50 cubic feet per 1,000 BTU/HR of the aggregate input rating of all appliances installed in that space. Rooms communicating directly with the space in which the appliances are installed, through openings not furnished with doors are considered a part of the unconfined space. Confined Space A confined space whose volume is less than 50 cubic feet for each 1,000 BTU/HR of the aggregate input rating of all appliances in t
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FLOOR 13" in high traffic areas in windy or drafty areas IMPORTANT : Vent-free heaters add moisture to the air. Although this is beneficial, installing heater in rooms without enough ventilation air may cause mildew formation from too much moisture content. See National Fuel Code for Fresh Air for Combustion and Ventilation. This appliance may be installed in an aftermarket* manufacture (Mobile) home, where not prohibited by state or local codes. *Aftermarket : Completion of s
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1. Install mounting brackets on wall as shown in Figure 2. Use enclosed “paper template” for proper location of holes. It may be necessary to use plastic or lead anchors for plaster walls. 2. Drill holes at marked locations using 9/64"drill bit. 3. Insert mounting screws through bracket and into wall studs. 4. Tighten screws until mounting bracket is firmly fastened to wall studs. Attaching to wall anchor method For attaching mounting bracket to hollow walls(wall areas between studs)
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anchor or drilled hole. 8. Tighten both screws until heater is firmly secured to wall. Do not over tighten. Figure 5 1. Clearance requirements from surface of carpeting, tile or other combustible material(See Figure 1.). Wall Mounted & Floor Mounted With Base Provided Rear 0 Inches Sides 13 Inches Top 36 Inches Floor 2 Inches 18" 14 1/4" 16" 16" Min. Min. 1.18" 1.18" 20" 20" Min. Min. Floor Floor 30,000 BTU/Hr Model 18,000 BTU/Hr Model Figure 6 NOTIC
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Horizontal Slots Mounting Stand - Out Tab Bracket (attached to wall) Figure 7 3. Installation and repair should be done by a qualified service person. The room heater should be inspected before use and at least annually by a professional service person. More frequent cleaning may be required due to excessive lint from carpeting and other materials. It is imperative that the control compartments, burners and circulating air passageways of the heater be kept clean. CONNECTING TO GAS
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Pressure Regulator 3/8" NPT Heater Cabinet Pipe Nipple Tee Joint Ground Joint Union Reducer Test Manual Bushing to Gauge Shutoff 1/8" NPT Connection Valve Natural Gas 1/8" NPT (7" W.C. to Plug Tab From 10.5" W.C. Pressure) Gas Meter Tee Joint L.P Gases Sediment Pipe (11.0" W.C. to Trap Nipple 14.0" W.C. Pressure) Cap Figure 8 LEAK CHECKING: GENERAL : Although all gas connections on the heater are leak tested at the factory prior to shipment, a complete gas tightness check must be p
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LEAK TESTING HEATER GAS CONNECTIONS: 1. Open manual shutoff valve. 2. Open main gas valve located near gas meter. 3. Make sure control knob of heater is in the OFF position. 4. Check all joints from manual gas valve up to gas control and including the manifold assembly. Apply the soap solution around the connections, valve and tubing. Soap bubbles will appear where a leak is present. 5. If a leak is present, immediately turn off gas supply, tighten any leaky fittings, turn gas on and r
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2 OFF 1 IGN 7 Use only your hand to push in or turn the gas control knob. Never use tools. If the knob will not push in or turn by hand, don’t try to repair it, call qualified service technician or gas supplier. Force or attempted repair may result in a fire or explosion. Do not use this appliance if any part has been under water. Immediately call a qualified service technician to inspect the appliance and replace any part of the control system and any gas control component which has been u
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2 OFF 1 IGN 7 Ignitor Electrode Thermocouple Pilot Burner 7. If pilot goes out, repeat steps 3 through 6. This heater has a safety interlock system. Wait one(1) minute before relighting pilot. 8. When the pilot is lit, turn gas control knob to ON. Turn thermostat control knob counterclockwise to desired heating level. The main burner should light. Set control knob to heat level between 7 and 1. PILOT CAUTION : Do not try to adjust heating levels by using the manual shutoff
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Note : The thermostat sensing bulb measures the temperature of air near the heater cabinet. This may not always agree with room temperature (depending on housing construction, installation location, room size etc.). Frequent use of your heater will let you determine your own comfort levels. MANUAL LIGHTING INSTRUCTIONS 1. Remove lower front panel. 2. Follow steps 1 through 4 as stated under Lighting Instructions. 3. Press and turn control knob counterclockwise to the PIL
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WARNING : If yellow tipping occurs, your heater could produce increased levels of carbon monoxide. If burner flame pattern shows yellow tipping, follow instructions at bottom of this page. NOTICE : Do not mistake orange flames with yellow tipping. Dirt or other particles etc. enter the heater and causing transient patches of orange flame. CARE AND MAINTENANCE : Dust, lint or debris may affect heater performance. The heater draws air into it during normal operation. In the process dust, lint or
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TROUBLESHOOTING: PROBLEM POSSIBLE CAUSE WHAT TO DO When control knob 1. Ignitor electrode posi- 1. Replace Ignitor is pressed in and tioned wrong. electrode. turned counterclockwise 2. Ignitor electrode broken. 2. Replace electrode. to ignition, there is no 3. Ignitor cable pinched or 3. Free ignitor cable, if spark at ODS pilot. broken. damaged replace it. 4. Ignitor cable not connected 4. Connect cable to to ignitor electrode. electrode. When control knob 1. Gas supply turned off. 1. Turn on g
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PROBLEM POSSIBLE CAUSE WHAT TO DO Burner backfiring 1. Burner orifice(s) is 1. Clean burner orifice(s) or during operation clogged or damaged. replace burner orifice(s). 2. Burner damaged. 2. Replace burner. 3. Gas regulator defective. 3. Replace gas regulator. Burner plague(s) 1. Plaque(s) is damaged. 1. Replace burner. does not glow 2. Inlet gas pressure is too low. 2. Contact local natural gas company. 3. Control knob set between 3. Turn control knob until it locked positions. locks at desire
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SPECIFICATIONS: KW(N313, P314) KW(N185, P186) MODELS N313 P314 N185 P186 INPUT RATING 30,000 30,000 18,000 18,000 (BTU/HR) TYPE OF GAS NATURAL LP GASES NATURAL LP GASES REGULATOR 6.0 W.C. 10.0 W.C. 6.0 W.C. 10.0 W.C. PRESSURE SETTING INLET GAS SUPPLY PRESSURE 10.5 W.C. 14.0 W.C. 10.5 W.C. 14.0 W.C. MAXIMUM MINIMUM 7.0 W.C. 11.0 W.C. 7.0 W.C. 11.0 W.C. SIZE OF HEATER 23.8 25.7 8 23.8 18.3 8 (H W D) 22LBS WEIGHT 30LBS NOTE : For altitud
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PARTS LIST Page 19
