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Kozy-World VENT-FREE
GAS-FIRED ROOM HEATER
USER'S OPERATION AND INSTALLATION MANUAL
MODELS:KW(N307,P308)-30,000 BTU/HR THERMOSTAT
AND KW(N207,P208)-20,000 BTU/HR THERMOSTAT
AND KW(N105,P106)-10,000 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
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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 under water.
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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 to
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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, Though the 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 i
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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 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 sale, not for p
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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) or solid w
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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 6 Inches Top 36 Inches Floor 2 Inches Figure 6 NOTICE: Maintain the minimum clearances shown in Figure 1, but you can provide greater clearances from floor, ceiling an
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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 SUPPLY : WARNING : Never connect an unregulated gas line to the heater. An install
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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 performed at the installation site due to possible mishandling in shipment, or excessive pressure unknowingly being applied to the appliance. Periodically check the whole system for leaks, or immediately check if the smell of gas is detected. BEFORE TESTING Do not smoke while leak testing. Extinguish all open flames. Make a soap sol
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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 rechec
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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 under water. LI
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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. CAUTION : Do not try to adjust heating levels by using the manual shutoff valve. TURNING OFF GAS TO HEATER Shutting Off Heater Turn cont
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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 cause transient patches of orange flame. CARE AND MAINTENANCE : Dust, list or debris may affect heater performance. The heater draws air into it during normal operation. In the process dust, lint or de
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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 is clogged. 1. Clean burner orifice. during operation 2. Burner ports damaged. 2. Replace burner. Yellow flames during 1. Not enough air 1. Check air passageways burner operation and burner for dirt and debris(see care & maintenance.). Slight smoke and odor 1. Residues from 1. Will stop after a few during initial operation manufacturing processes. hours of operation. Heater produces a 1. Air passageways blocked. 1. Check minim
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SPECIFICATIONS: KW(N307,P308) KW(N207,P208) KW(N105,P106) MODELS N307 P308 N207 P208 N105 P106 INPUT RATING 30,000/15,000 30,000/15,000 20,000/10,000 20,000/10,000 10,000/5,000 10,000/5,000 (BTU/HR,Variable) TYPE OF GAS NATURAL LP GASES NATURAL LP GASES NATURAL LP GASES REGULATOR PRESSURE SETTING 3.0 W.C. 8.0 W.C. 3.0 W.C. 8.0 W.C. 3.0 W.C. 8.0 W.C. INLET GAS SUPPLY PRESSURE: 10.5 W.C. 14.0 W.C. 10.5 W.C. 14.0 W.C. 10.5 W.C. 14
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PARTS LIST Page 19
