Lennox Hearth Catalytic Vent-Free Wall Mounted Gas FirePlace User's Manual
Contents
1. Never use an open flame to check for leaks Turn on gas supply and test for gas leaks using a gas leak test solution also referred to as bubble leak solution NOTE using a soapy water solution 50 dish soap 50 water is an effective leak test solution but it is not recommended because the soap residue that is left on the pipes fittings can result in corrosion over time A Light the appliance refer to the lighting instructions label in the con trol compartment or on Page 14 B Brush all joints and connections with the gas leak test solution to check for leaks If bubbles are formed or gas odor is detected turn the gas control knob off pilot on to the OFF position Either tighten or refasten the leaking connection then retest as described above C When the gas lines are tested and leak free be sure to rinse off the leak testing solution D Observe the individual tongues of flame on the burner Make sure all ports are open and producing flame evenly across the burner If any ports are blocked or partially blocked clean out the ports 14 0 GAS PRESSURE CHECK The heater regulator controls the burner pressure which should be checked at the pressure test points located on the control valve itself shown in Figure 7 for burner manifold and regulator inlet setting pressures The pressure should be checked with the gas heater burning and the control set to high flame The pressure test points are located on2. lfaconcealed gas connection is to be made the supply pipe should always be sleeved through walls and floors using the shortest possible route For concealed supply pipe routing pipes must where possible be ver tical and providing there is sufficient wall thickness available they should be placed in pipe chases Horizontal pipe runs should be avoided where possible Prior to chasing a solid wall an inspection should be made to note the proximity of any cables sockets outlets which may already be buried Pipes must be secured using suitable clips and protected against corrosion Ideally factory finished protected pipe work and fittings Should be used Joints should be kept to a minimum and compression fittings must not be used The pipe work installation must be tested for soundness before any protection is applied and or the pipe work and fittings are buried 10 0 MOUNTING THE APPLIANCE After having selected the final mounting position of the appliance taking into accountthe site requirements as specified in Section 8 of these instruc tions the integrity of the wall and the feasibility of the proposed supply pipe routing the firebox of appliance may be secured to the wall To ensure customer safety be sure to design the installation so that the Strength of both the wall and any wall fixings used are sufficient Lennox Hearth Products assumes absolutely no responsibility for injuries and damages that may occur due to improper instal
3. LENNOX gt INSTALLATION AND OPERATION INSTRUCTIONS HEARTH PRODUCTS Report No 317 S 05 5 WARNINGS e Hot Do not touch This appliance will be hot during operation and will retain heat for a while after ag shutting off the appliance Severe burns may result e Carefully supervise children in the same room as appliance f e Due to high temperatures the appliance should be located out of traffic and away from furniture or draperies eee 0 not place clothing or other materials on or near this appliance e improper installation adjustment alteration service or maintenance can cause injury or property damage Refer to this manual For assistance or additional information consult a qualified installer service agency or the gas supplier e Do not build a wood fire Do not burn wood or other material in these appliances e This is an unvented gas log appliance It uses air oxygen from the room in which it is installed Provisions for adequate combustion and ventilation air must be provided Refer to Combustion and Ventilation Air Section in this manual e This appliance may be installed in an aftermarket permanently located manufactured mobile home where not prohibited by local codes e The 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 e Lennox vent free appliances are designed for use as a supplemental heater They are not intended for cont
4. CO C02 ratio The combustion ratio of the gasses emitted by the catalytic convertor Should not exceed 0 0015 If replacing firstly remove the glass facia as described in section 15 0 The catalysts are located on the top of the internal firebox and can be removed be unscrewing the retaining nuts Securing the clamping plate Remove the catalysts and seals and discard Refit a new catalysts and seals in reverse order ensure the catalysts and door have good seals 24 0 TESTING FOR FIREBOX LEAKAGE Appliances that are several years old or have been extensively dismantled Should be checked for soundness It is important that all the products of combustion pass through the catalytic converters at the top of the firebox before leaving the appliance The firebox is heated by lighting for a few minutes to provide a flow through the firebox The burner is then shut off and a smoke pellet or match introduced at the base of the fire underneath the burner tray Large quantities of smoke will emerge from the top of the appliance but none Should emerge from the joints or gasket faces especially around the door It is important to note that the appliance can never be expected to be 100 smoke tight and small quantities of smoke may be seen in corners of joints and gasket faces etc without affecting safety when the fire is in operation Ay WARNING Turn off the unvented gas room heater and allow to cool before cleaning GLASS PANEL Thi
5. NEVER MODIFY OR BEND THE THERMOCOUPLE TO MAKE THE PILOT STAY LIT Pilot flame shrinks when fire is on high e Poor gas flow to fire check pressure with fire on high e f pressure is low remove any restriction in pipe work or valve e Check all pipe work are adequately sized e Check meter pressure is adequate e f the pilot will not stay lit there is a problem with dirt the gas supply or the thermocouple needs replacement Modifications are dangerous and can have a serious unseen effect on safety NEVER MODIFY OR BEND THE THERMOCOUPLE TO MAKE THE PILOT STAY LIT Fireplace smells when first lit or in use e Newness smell from brand new appliance e Leakage occurring Carry out leakage test and rectify any problems e Combustible materials used in incorrect positions e Unit may require a service to remove dust from catalysts 28 0 REPLACEMENT PARTS Description Catalog No Glass door assembly H6057 Gas valve H6059 Catalyst H6060 Pilot assembly H6061 Burner assembly H6058 Catalyst seal kit H6062 Inlet pressure regulator H6063 Decorative glass facia H6068 See ordering instructions on Page 18 29 0 POSITIONING OF FIELD REMOVABLE PARTS A WARNING Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury ng of glass door 4 off burner installation positions er assembly Figure 21 Visual check for
6. correct pilot flame Figure 22 16 NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE 30 0 NOTES 17 18 Lennox reserves the right to make changes at any time without notice in design materials specifications prices and also to discontinue colors styles and products Consult your local distributor for fireplace code information Printed in U S A Lennox Hearth Products 2007 P N 850 055M REV A 12 2007 LENNOX HEARTH PRO 1110 West Taft Avenue Orange CA 92865
7. Gas Code ANSI 2223 1 NFPA 54 latest edition which can be obtained from The American National Standards Institute Inc 1430 Broadway New York NY 10018 or National Fire Protection Association Inc Batterymarch Park Quincy MA 02269 seller of unvented natural gas fired supplemental room heaters in the Commonwealth of Massachusetts shall provide to each purchaser a copy of 527 CMR 30 upon sale of the unit This Lennox Hearth Products Unvented Gas Room Heater is certified by OMNI Test Laboratories Inc to ANSI Z21 11 2 standard THE FOLLOWING BOXED INFORMATION APPLIES TO REQUIRE MENTS FOR THE COMMONWEALTH OF MASSACHUSETTS Note The following requirements reference various Massachusetts and national codes not contained in this document Unvented Room Heaters shall be installed in accordance with 527 CMR 30 00 and 248 CMR 3 00 through 7 00 a Permits and Inspections In addition to complying with 248 CMR 3 05 the following requirements must be satisfied 1 Apermit shall be obtained from the head of the fire department and the local or state gas inspector having jurisdiction for the installation of all unvented propane or natural gas fired space room heaters 2 The permits shall be conditioned upon final inspection and approval of installation by the head of the fire department and the local or State gas inspector having jurisdiction 3 A copy of the manufacturer s installation operating literature shall be submitted wit
8. all the fuel burning appliances in the space Vent Free heater BTU Hr Gas appliance 1 BTU Hr Gas appliance 2 BTU Hr Gas appliance 3 BTU Hr Total BTU Hr Example Vent free heater 1 9000 BIU Hr Vent free heater 2 23 000 BIU Hr Gas appliance 1 35 000 BTU Hr water heater Total 67 000 BTU Hr Do not include direct vent gas appliances Direct vent is sealed com bustion and draws combustion air from the outdoors 4 Compare the maximum BTU Hr the space can support with the actual amount of BIU Hr used BTU Hr max the space can support BTU Hr actual amount of BTU Hr used Example 61 440 BTU Hr max the space can support 67 000 BTU Hr actual amount of BTU Hr used The space in the previous example is a confined space because the actual BTU Hr used is more than the maximum BTU Hr the space can Support You must provide additional fresh air Your options are a Rework equations adding the space of adjoining room s If the extra volume provides an unconfined space then remove door or add ventilation grills between rooms Refer to National Fuel Gas Code ANSI Z223 1 NFPA 54 latest edition Section Air for Combustion and Ventilation b Vent room directly to the outdoors Refer to National Fuel Gas Code ANSI Z223 1 NFPA 54 latest edition Section Air for Combustion and Ventilation c Install a lower BTU Hr heater to make the area an unconfined space If the actual BTU Hr used is less than the
9. lit If not turn the knob fully clockwise 7 Agn repeat 9 Hold the control knob in for a further 10 seconds to prevent the flame failure detector from shutting off the gas while the probe is warming up 10 Release the control knob while turning counter clockwise a to the preferred setting Close the control access panel e f the knob does not pop out when released stop and immediately call your service technician or gas supplier o If the pilot will not stay lit after several tries depress and turn the gas control knob clockwise to OFF and wait 30 seconds Depress and turn knob counter clockwise to SPARK and ignite the heater again If your pilot does not relight depress and turn control knob clockwise C A to OFF and call your service technician or gas supplier 11 Wait 30 seconds before readjusting the heater when the control knob has been turned down to a lower setting TO TURN OFF GAS TO APPLIANCE 1 Open the control access panel Figure 19 OFF position in Figure 19 SPARK position LOW position the appliance HIGH position The control knob is located on the lower right hand side of the outer case It is of a spherical design and is marked as shown Figure 20 Pilot unit This is located behind the burner on the left hand side of NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE 2 Depress and turn control knob clockwise to the OFF position Figure
10. the gas valve To access the valve and the test points firstly remove the control knob spindle from the valve spindle by removing the retaining clip shown in Figure 5 Retaining clip Figure 5 Remove Retaining Clip Withdraw the control knob and spindle from the heater remove the gas valve cover plate by removing the four retaining screws indicated in Figure 6 Figure 6 Remove Gas Valve Cover The pressure test points are located as shown in Figure 7 An alternative burner manifold test point is located below the left hand side of the burner as shown in Figure 8 The pressure regulator on manual models is preset and locked to avoid tampering If the pressure is not as specified in Table 7 on Page 3 replace the regulator with P N H6063 Replace the test point screws after pressure measurement ensuring no gas leaks All instructions must be handed to the user for safekeeping Regulator Inlet Burner Manifold Pressure Figure 7 Manifold and Inlet Pressure Taps Figure 8 Alternate Test Point 10 15 0 SPARK GAP The gap between the spark electrode and the pilot should be 1 8 to 3 16 to produce a good spark There should be no need to adjust this If under any circumstances the piezo electric spark fails the pilot cannot be lit manually 1 8 to 3 16 Spark Gap Figure 9 Proper Spark Gap 16 0 ASSEMBLY OF THE GLASS FACIA 1 Remove the glass panel from all packaging and lay fa
11. 0 CONNECTING A GAS LINE IMPORTANT Hold heater regulator with a wrench to prevent move ment when connecting to inlet piping A qualified gas appliance installer must connect the gas room heater to the gas supply Consult all local codes The installer must provide an ANSI approved manual shut off valve flex connector and 3 8 NPT fitting Route gas line using techniques and materials prescribed by local and or national codes Only use pipe of 1 2 or greater size to allow full gas volume to the gas fireplace Undue pressure loss will occur if the pipe is too small Manual Shut Off Firebox Wall Wall Fireplace or Shut Off Firebox Wall Figure 4 An ANSI approved manual shut off valve and union must be installed upstream of the heater within the fireplace cavity when rigid pipe is used Ensure that a sediment trap is installed upstream of the heater Figure 4 within the structure s piping system to prevent moisture and contaminants from passing through the pipe to the heater controls and burner Failure to do so could prevent the heater from operating reliably The heater gas inlet connection is 3 8 NPT at the regulator located below the burner in the right hand side of the heater When tightening up the joint to the regulator hold the regulator securely with a wrench to prevent the regulator from moving NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE 13 0 CHECKING THE GAS CONNECTIONS Ay WARNING
12. 11 Refit the valve cover and retaining screws 12 Refit the glass door assembly 13 Refit the facia as described in section 15 0 14 Check the purpose provided ventilation is unobstructed 15 Light the fire and test setting pressures 16 Check safe operation of the appliance Don For specific servicing instructions see relevant sections 21 0 SERVICING THE BURNER Ay WARNING Any change to this heater or its controls can be dangerous A WARNING You mustkeep control areas burners and circulating air passageways of appliance clean Failure to keep the primary air opening s of the burner clear may result in sooting and property damage Inspect these areas of appliance before each use Have appliance inspected yearly by a qualified service person Appliance may need more frequent cleaning due to excessive lint form carpeting bedding material etc First remove the front Glass facia as described in Section 17 0 only in reverse remove the valve cover 4 screws and disconnect the gas con nection inside appliance The gas connections to the gas valve can now be released Undo the four screws retaining the burner brackets to the base and rear of the firebox The burner may now be removed Remove the pilot and main burner pipes and blow through to dislodge any debris Now remove the in line restrictor and blow through to make Sure it is entirely clear Unclip the pilot lint gauze and clean with a soft brush Clea
13. 19 Close the control access panel Figure 20 27 0 TROUBLESHOOTING GUIDE PROBLEM CORRECTIVE ACTION Igniter sparks but pilot does not light e No gas to Pilot check the gas line connections e Air not fully purged Purge supply or wait longer e Spark grounding to metal work reset gap correctly e Blocked pilot clean out internally Pilot lights but then goes out e Severe restriction in gas supply clear obstruction e Faulty thermocouple replace pilot unit e Blocked pilot clean out e Blocked lint gauze clean e Hold control knob in for longer e f the pilot will not stay lit there is a problem with dirt the gas supply or the thermocouple needs replacement Modifications are dangerous and can have a serious unseen effect on safety NEVER MODIFY OR BEND THE THERMOCOUPLE TO MAKE THE PILOT STAY LIT Igniter electrode at pilot does not spark e HT lead detached refit e Check the spark gap see Section 15 0 e Faulty piezo unit replace e Debris shorting out electrode clean e Spark shorting to metalwork under tray realign HT lead The burner stays on for a period of time e Loose or faulty thermocouple rectify then cuts off e Blocked pilot clean out e Dirt or lint in pilot aeration hole or on the lint gauze clean thoroughly e f the pilot will not stay lit there is a problem with dirt the gas supply or the thermocouple needs replacement Modifications are dangerous and can have a serious unseen effect on safety
14. ance 14 27 0 Troubleshooting Guide 15 28 0 Replacement Parts List 15 29 0 Positioning Of Field Assembled Parts 16 30 0 INOS acnnccecdvisereacecan Los cadhenes 17 31 0 Product Reference Information 18 2 0 GENERAL INFORMATION This appliance is a high efficiency unvented flame effect gas heater It provides radiant and convected warmth both efficiently and safely utilizing the latest type catalytic convertor burner technology The appliance does not require a flue system of any type as the catalytic converter cleans the flue products to provide a complete combustion system which is intrinsically safe These heaters are fitted with a specially designed pilot utilizing an oxygen depletion sensor ODS which responds to the amount of oxygen available in the room and shuts the heater off before the oxygen level drops below 18 The pilot can be relit only when fresh air is available Refer to the Combustion and Ventilation Air section The appliance is designed to fit various types of situations as listed in the installation requirements This appliance is factory set for operation on the gas type and at the pressure stated on the appliance rating plate Read all these instructions before commencing installation All instruc tions must be handed to the user for safekeeping 3 0 PACKAGING LIST Quantity Description 1 Firebox And Burner Assembly Installation And O
15. and a vacuum cleaner If removed for cleaning ensure the seals are in good condition before replacing the catalyst New Seals will usually be required The performance of the catalyst may be checked using a combustion gas analyzer as follows Important The temperature of the gases emitted by the catalytic converters is in excess of 700 F Measuring gas of this temperature may damage some types of gas analyzers If in doubt consult the equipment manufacturer Turn on the fireplace as per the operating instructions and run at maximum setting for 15 minutes Position gas sample probe directly over a Catalyst via the outlet grill on top of the appliance Record the carbon dioxide C02 concentration and then the carbon monoxide CO concentration as displayed by the analyzer also noting the units in which the values are expressed Most analyzers display carbon dioxide C02 concentrations in percentage terms and carbon monoxide concentration in parts per million ppm terms In order to calculate the combustion ratio for the appliance CO CQ2 it is first necessary to express both gas concentrations in terms of per centage To convert from parts per million ppm to a percentage divide the ppm figure by 10 000 Examples 35ppm 0 0035 15ppm 0 0015 5ppm 0 0005 Now divide the concentration of carbon monoxide CO expressed in percent by the concentration of carbon dioxide C02 to obtain the appliance combustion ratio
16. angerous Improper installation or use ofthis appliance can cause serious injury or death from fire burns explosion or carbon monoxide poisoning Ay WARNING Do not allow fans to blow directly into the fireplace Avoid any drafts that alter burner flame patterns WARNING Check gas type The gas supply must be the same as Stated on the appliance s rating plate If the gas supply is different DO NOT install the appliance Contact your dealer for the correct model Ay WARNING Do not use a blower insert heat exchanger insert or other accessory not approved for use with this heater Children and adults should be alerted to the hazard of high surface temperature and should stay away to avoid burns or clothing ignition Young children should be carefully supervised when they are in the same room with the heater Do not place clothing or other flammable material on or near the heater Any safety screen or guard removed for servicing the heater must be replaced prior to operating the heater Installation and repair should be done by a qualified service person The heater should be inspected before use and at least annually by a professional service person More fre quent cleaning may be required due to excessive lint from carpeting bedding material etc It is important that control compartments burners and circulating air passageways of the heater be kept clean Allow the heater to cool before servicing Always shut off
17. ce down ona soft Surface Identify the top and bottom of the glass facia by observing the orientation of the keyhole shaped slots in the facia fixing brackets as shown in Figure 10 Figure 10 Key Hole Slots on Glass Facia 2 Slide onthe side pieces ensuring that the grill fixing holes shown are aligned towards the top of the glass facia as shown in Figure 11 Side Piece _ Grill fixing holes lt SK Figure 11 Slide on Side Pieces 3 Ensure the sides are neatly aligned with the glass and secure the sides using two M6 screws for each side as shown in Figure 12 Do not overtighten the screws Figure 13 NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE 5 Secure the grill in position using two M6 screws and two no 8 self tapping screws as shown in Figure 14 Figure 14 Secure Grill In Position 17 0 FITTING THE GLASS FACIA The glass facia panel is supported by four M6 screws which protrude from the front of the outer casing Insert the M6 retaining screws and ensure they are unscrewed approximately 1 8 so the keyhole shaped holes may engage and the facia can be hooked on Ensuring that the corresponding keyhole shaped holes engage the screwheads fully Refer to Figure 15 Figure 15 NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE 18 0 FITTING THE SIDE PANELS Remove the two side panel assemblies from the protective packaging and fit onto the sides of the firebox as shown Inse
18. color melt or misshape when exposed to moderate heat Should be considered as a combustible material or surface Clearance to the sides of the appliance are 4 but curtains drapes and other fabrics are not permitted within a distance of 20 of the appliance sides No such materials are permitted directly above the appliance regardless of distance The minimum clearance to the ceiling above the appliance is 32 measured from the top of the appliance glass panel Combustible materials should not be positioned directly in front of the appliance within a distance of 40 Under no circumstances should any electrical equipment e g plasma screen TV sets etc be positioned on the wall above the appliance The appliance is designed to be wall mounted alone and not in conjunction with any type of combustible fire surround No combustible shelves should be positioned on the wall above the appliance It should be established that any mirrors or picture frames etc to be positioned on the wall above the appliance are able to withstand prolonged exposure to moderate heat and moisture before proceeding with their installation The wall must be structurally sound and constructed from a material capable of withstanding moderate heat Finished plaster conventional wall paper and dry lined plasterboard are examples of suitable materi als Materials such as flock blown vinyl and embossed paper which are Sensitive to even small amounts of heat s
19. e free of any dirt or lint Clean thoroughly internally the connection can be removed from the base of the pilot unit using two Spanners to make cleaning easier Do not damage or try to dismantle the pilot injector The unit is factory set and the only check necessary is to ensure the spark gap is correct See specifications for gas setting NEVER MODIFY OR BEND THE THERMOCOUPLE TO MAKE THE PILOT STAY LIT If the pilot will not stay lit there is a problem with dirt the gas supply or the thermocouple needs replacement Modifications are dangerous and can have a serious unseen effect on safety and therefore MUST not be done Replacements must be original manufacturers parts Re assemble in the reverse of removal Ensure setting pressures are as Stated in Table 1 on Page 3 23 0 CATALYSTS WARNING Do notblockthe catalysts or the appliance outlet grill Blockage may cause high carbon monoxide levels and or breakage of the glass facia panel WARNING Do not operate the appliance with the catalyst units removed DO NOT BLOCK THESE AREAS Figure 18 Catalysts and Outlet Grill It is recommended that the catalysts are inspected for signs of damage and dirt during routine servicing procedures The expected life of the catalysts is in excess of 11 000 hours 10 years of normal use After this time the catalyst should be replaced lf there are any deposits of dirt or soot on the catalysts they should be cleaned with a soft brush
20. en the appliance is hung on the wall NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE 10 0 MOUNTING THE APPLIANCE continued Insert the wall mounting screws into the top wall plugs taking care to leave the screws protruding approximately 3 8 from the wall Now hang the appliance onto these screws through the two keyhole shaped holes in the back panel of the appliance Insert the lower mounting screws into the lower wall plugs through the corresponding depressed holes in the lower part of the back panel Do not tighten fully Before tightening the wall mounting screws fully at this stage it is recommended to check the horizontal alignment of the appliance with a bubble level as small adjustments can still be made if necessary When this has been checked tighten all four fixing screws fully To access the upper fixing screws insert a screwdriver through the holes in the deflector plates above the catalyst as shown in Figure 3 Figure 3 11 0 CHECKING THE BURNER There are no imitation fuel bed components to install The appliance features a ribbon burner which is designed to produce a continuous band of flame over its length The burner should be visually inspected to ensure it is free from any foreign matter If it is necessary to clean or dust off the burner then the glass door should be removed by removal of the four retaining screws Re fit the glass door after cleaning or inspection ensuring a good Seal 12
21. h each permit application 4 Before operation the Head of the Fire Department and the local or state gas inspector shall inspect the installation for compliance with 527 CMR Board of Fire Prevention Regulations and 248 CMR Board of State Examiners of Plumbers and Gas Fitters 5 a A final inspection by the state or local gas inspector of the unvented space room heater shall not be performed until proof is provided that the head of the fire department having jurisdiction has granted a permit b Unvented natural gas fired space room heaters shall conform to ANSI Z21 11 2 be equipped with an oxygen depletion safety ODS Shutoff system and be Product approved in accordance with 248 CMR c Unvented natural gas fired space room heaters shall be installed in accordance with their listings and the manufacturer s instructions Proper clearances to combustibles shall be maintained In no case Shall the clearances be such as to interfere with combustion air and accessibility d Installations shall be of a permanent type with a permanently piped fuel supply in accordance with 248 CMR LPG appliances Shall be subject to the storage requirements in accordance with 527 CMR 6 00 Portable unvented or natural gas fired space room heaters shall be prohibited e Unvented natural gas fired space room heaters shall be prohibited in bedrooms and bathrooms f Space room heaters shall be properly sized for the room or space of installation but s
22. hall not exceed a maximum of 40 000 BTU input per room or space g In occupancies with an unvented natural gas fired space room heater no less than one listed carbon monoxide detector that is installed in accordance with the manufacturers instructions shall be installed and maintained near the space where the heater is located New York This appliance is approved for installation in the U S state of New York but not New York City NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE 7 0 COMBUSTION AND VENTILATION AIR This heater shall not be installed in a confined space or unusually tight construction unless provisions are provided for adequate combustion and ventilation air The heater may be located in unusually tight construction provided the space is unconfined or if confined is provided with two permanent openings communicating directly with an additional room s of sufficient volume so that the combined volume of all connected spaces meets the criteria for an unconfined space National Fuel Gas Code NFPA 54 ANSI 2223 1 latest edition Section on Air for Combustion and Ventilation Generally 50 ft per 1 000 BTU input of all operating appliances in the space The National Fuel Gas Code ANSI Z223 1 NFPA 54 defines a confined Space as a space whose volume is less than 50 ft per 1 000 BTU Hr 4 8 m per kW of the aggregate input rating of all appliances installed in that space and an unconfined space as a Space whose v
23. hould be avoided as scorching and or discoloration may occur over time lf the appliance is to be mounted on a dry lined wall or a timber framed construction wall then the integrity and ability of the wall to carry the weight of the appliance must be confirmed It is important in these circumstances that any vapor control barrier is not damaged and that any structural members of the house frame are not damaged The appliance may be positioned as close to a Solid floor i e stone wooden laminate etc as the particular design of fire frame permits however it is not permitted to install the appliance within 4 of carpet rugs or fabric materials of any kind This dimension is measured verti cally to the bottom of the appliance frame 9 0 PREPARING THE APPLIANCE Follow the steps below Gas connection The heater gas inlet connection is 3 8 NPT at the regulator located below the burner in the center of the heater There are four possible entry points for the gas supply pipe work to enter the appliance firebox These entry points are knock out type holes shown in Figure 1 Figure 1 Gas Supply Entry Points NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE Non concealed gas connections may be made using the entry points on the base of the firebox A concealed gas connection may be made using the knockout hole in the center back of the firebox Select the most appropriate entry point and knock out the relevant hole
24. inuous use as a primary heat source 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 or liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS e Do not light any appliance e Do not touch any electrical switches do not use any phone in your building e Immediately call your gas supplier from a neighbor s phone Follow your gas supplier s instructions e If your gas supplier cannot be reached call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier 1 0 IMPORTANT SAFETY AND WARNING INFORMATION WARNINGS y J If the information in this manual is not fol lowed exactly a fire or explosion may result causing property damage personal injury or loss of life AX IMPORTANT Read and understand these instructions completely before installing or operating your unvented room heater Ay WARNING Failure to keep the primary air opening s of the burner s clean may result in sooting and property damage A WARNING Failure to comply with the installation and operation instructions provided in this document will result in an improperly installed and operating appliance voiding its warranty Any change to this appliance and or its operating controls is d
25. lation or handling The appliance should not be installed until all dry wall sanding and wall painting has been completed Ay WARNING The wall where the appliance is to be installed must be capable of long term support of the total load of the appliance Measures should also be taken to ensure sufficient strength to withstand the force of earthquakes vibration and other external forces Incorrect installation can cause the appliance to fall from the wall and cause injury Do not block the ventilation holes of the appliance The wall onto which the appliance is installed must be flat Install only ona vertical surface Avoid sloped surfaces Installation onto anything other than a vertical wall may result in fire damage or injury A full size fitting template is supplied to assist with wall mounting Mark the positions shown as Fixing Points on the wall If the appli ance is to be mounted on the inner leaf of a conventional cavity wall or a solid wall drill four holes using a 1 4 masonry bit Insert the fiber wall plugs provided If the appliance is to be mounted on a dry lined wall or a timber framed construction wall then special cavity screw fixings will be required which are not supplied with this product These should be constructed from metal and not plastic If a concealed gas connection is to be made ensure the gas supply pipe is in it s final position and can enter the appliance in the correct position wh
26. maximum BTU Hr the space can support then the space is an unconfined space You will need no additional fresh air ventilation for an unconfined space Ay WARNING lf the area in which the heater may be operated is smaller than that defined as an unconfined space or if the building is of unusually tight construction provide adequate combustion and ventilation air by one of the methods described in the national fuel gas code ANSI Z223 1 NFPA 54 Air for Combustion and Ventilation Or applicable local codes 8 0 SITE REQUIREMENTS This appliance is designed to be wall hung Do not recess any part of the appliance into the wall This appliance may be installed in any room in a home except bedrooms or bathrooms or areas where large amounts of steam are likely to be generated It should be noted that heaters create warm air currents These currents move heat to wall surfaces next to the heater Installing the heater next to vinyl or cloth wall coverings or operating the heater where impuri ties in the air Such as tobacco smoke or candle smoke exist may discolor walls Installation in living rooms is common however other rooms such as kitchens dining rooms and hallways are permitted providing a suitable natural gas supply is available and rooms sizing and ventilation require ments are strictly adhered to see Section 7 0 The appliance is designed to be versatile and as such will operate correctly when exposed to normal ge
27. n the exterior of the pilot assembly with a soft brush and blow through the flame ports on the pilot head Check the aeration holes are free from lint or dirt The pilot assembly can be removed if required by disconnecting the electrode HT lead gas pipe thermocouple lead and unscrewing the mounting screws and lifting away The pilotassembly is anon serviceable item and should not be taken apart Aeration holes must be absolutely clear internally for proper operation NEVER MODIFY OR BEND THE THERMOCOUPLE TO MAKE THE PILOT STAY LIT Modifications are dangerous and can have serious unseen effects on safety If the pilot will not stay lit there is a problem with dirt the gas supply to it or the thermocouple needs replacement The gas valve is a non serviceable item If this needs replacement remove the cover plate then the securing screw holding the valve bracket in place remove all pipe unions and the complete valve Replacement must be original manufacturers parts Re assemble in the reverse of removal Ensure setting pressures are as Stated in Table 1 on Page 3 Ay WARNING No adjustments are to be made to the ODS pilot system Tampering with this system can be extremely hazardous Remove the glass facia glass panel and burner unit as per servicing section lint arrestor and pilot unit by using a screwdriver to remove the retaining screws Clean the pilot assembly with a soft brush and blow through Check the aeration holes ar
28. n the gas control knob Never use tools If the knob will not push in or turn by hand do not try to repair it call a qualified service technician Forced or attempted repair may result in a fire or explosion Do not use this heater if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water LIGHTING INSTRUCTIONS 1 Stop Read the safety information above 2 Make sure manual shut off valve is fully open 3 Open the glass facia 4 Depress control knob in and turn clockwise 7 Ao the OFF position Figure 19 5 Wait 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow the safety instructions in What to do if you smell gas under section B above If you do not smell gas go to next step 6 The pilot is located on the left side behind the burner Figure 20 7 Depress control knob in and turn counter clockwise AX N to the SPARK position Figure 19 and hold there for a few seconds Note If you are running the heater for the first time or after an extended period of non use it will be necessary to press the control knob all the way in for 30 seconds to allow air to bleed out of the gas piping 8 Continue turning counter clockwise ATN through the spark click to the PILOT light position ensuring the pilot has
29. ntle drafts experienced within the home It is not recommended however that the appliance be installed in areas where it Is likely to be exposed to persistent strong drafts that may be generated by outside doors or windows air vents etc It is recommended that the appliance should not be installed within 20 of any air vent CLEARANCES TO NON COMBUSTIBLES Non combustible surfaces are defined as brick metal marble concrete etc and also a number of man made materials impervious to flame If in doubt refer to the material manufacturer for further information before proceeding with installation Clearances to the sides of the appliance are 4 Clearance to the front of the appliance is 20 The back of the appliance may be installed directly onto a non combustible wall providing the area behind the appliance Is flat and does not interfere with the various vent holes in the back panel of the appliance The appliance may be installed with or without a non combustible hearth lf a hearth is fitted the size and design may be as desired A non combustible shelf of any depth may be positioned above the appli ance provided it is no closer than 16 from the top of the appliance glass panel and the wall above the appliance is non combustible CLEARANCES TO COMBUSTIBLE MATERIALS Combustible materials are defined as wood fabrics or other materials likely to combust if exposed to flame Generally any material which is likely to dis
30. olume Is not less than 50 ft per 1 000 BTU Hr 4 8 m per kW 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 Unusually tight construction is defined as construction where a Wall and ceilings exposed to the outside atmosphere have a continu ous water vapor retarder with a rating of one perm 6 X 10 11 kg per pa sec m or less with openings gasketed or sealed b Weather stripping has been added on operable windows and doors and c Caulking or sealants are applied to areas such as joints around window and door frames between sole plates and floors between wall ceiling joints between wall panels at penetrations for plumbing electrical and gas lines and at other openings Use the following equations to determine if you have a confined or unconfined space 1 Determine the volume of space ft Length x Width x Height i Include adjoining rooms with doorless passageways or ventilation grills between rooms Example 24 L x 16 W x 8 H 3072 ft 2 Divide the volume of space by 50 ft to determine the maximum BTU Hr the space can support volume of space ft 50 ft Maximum BTU Hr the space can support Example 3072 ft 50 ft 61 44 or 61 440 BTU Hr the space can support 3 Add the BTU Hr of
31. ox Hearth Products gas fireplace as the answer to your supplemental home heating needs sincerely All of us at Lennox Hearth Products TABLE OF CONTENTS section Contents Page No 1 0 safety And Warning Information 2 2 0 General Information 0 5 3 3 0 Packaging List cn0 ivaad ea eadaetavenaws 3 4 0 Appliance Specifications 0 3 5 0 Burn in Period na uaaa uaaaa aeann 4 6 0 Codes Massachusetts amp New York 4 7 0 Combustion And Ventilation Air 5 8 0 Site Requirements 000 eee 6 9 0 Preparing The Appliance 6 10 0 Mounting The Appliance T 11 0 Checking The Burner 8 12 0 Connecting A Qas Line 8 13 0 Checking The Gas Connections 9 14 0 Gas Pressure Check nunnana nananana 9 15 0 SparkGap 00 cee eae 10 16 0 Assembly of the Glass Facia 10 17 0 Fitting the Glass Facia 11 18 0 Fitting the side panels 11 19 0 Briefing The Customer 12 20 0 Servicing 0 cee eee 12 21 0 Servicing The Burner 00 12 22 0 PilotAssembly 0 00 eae 12 20 0 Catalysis ssc 0d deewdeeeen beeeeuw en wodund 13 24 0 Testing For Firebox Leakage 13 25 0 Cleaning 0 cece eee 13 26 0 Lighting Instructions amp Turning Off Appli
32. peration Instructions Glass Facia Panel Assembly Fitting Template Screw And Wall Plug Pack Rubber Grommet a ee ee ee ee 4 0 APPLIANCE SPECIFICATIONS Gate Natural Gas Gas inlet pressure Max Min n TReniaorPesaresetig we Burner Pressure High 2 4 W C Manifold Low 0 8 w c or burner orifice mwn OO OO o Spark Gap 1 8 3 16 Please see Data Plate affixed to appliance for current data This appliance is for use only with the gas type and at the pressure stated on the appliance Data Plate Table 1 9 0 BURN IN PERIOD On initial light up of a new appliance the newness will burn off within the first few hours of operation During this period some smoke may be emitted from outlet grill this should be no cause for concern Accord ingly the room should be well ventilated with all windows and doors open during this period Depending on your use the burn in period may take a few hours or a few days Also if you have a sensitive sense of smell you may notice slight odors during operating after the burn in period is over KEEP YOUR HOUSE WELL VENTILATED DURING THE BURN IN PERIOD THE ODOR AND HAZE EMITTED DURING THE BURN IN PERIOD CAN BE QUITE NOTICEABLE AND MAY SET OFF A SMOKE DETECTOR MAKE SURE SMOKE DETECTORS ARE NOT TOO CLOSE TO THE FIREBOX CHECK WITH YOUR LOCAL CODE FOR ALLOWABLE DISTANCES 6 0 CODES Adhere to all local codes or in their absence the latest edition of The National Fuel
33. rt the M6 retain ing screws in the sides of the firebox and ensure they are unscrewed approximately 1 8 so the keyhole shaped holes may engage and the sides can be hooked on Note Front frame facia not shown for clarity Figure 16 Insert a screwdriver through the holes in the right hand side panel to access the two M6 fixing screws designated a in Figure 17 and tighten fully Next insert two no 8 self tapping screws designated b in Figure 77 through the side panel support bracket and the corresponding holes in the side of the firebox Tighten fully Repeat for the left hand side panel which is secured by tightening the M6 a screws only The right hand Side panel has a hinged flap to allow access to the control knob Figure 17 11 12 19 0 BRIEFING THE CUSTOMER A WARNING Do not add logs or ornaments such as pine cones vermiculite or rock wool Using these added items can cause sooting All instructions must be handed to the user for safekeeping Show the customer how to light and control the fire Show the customer how to remove and replace the glass facia After commissioning the appliance the customer should be instructed on the safe use of the appliance and the need for regular servicing Fre quency of service depends on usage but MUST be carried out at least once annually Advise that cleaning of the fire may be achieved when the fire is cold using a damp cloth and mild detergent on most
34. s can be cleaned with a suitable glass cleaner The following solutions are approved for use to clean glass e Non ammonia based household cleaner e 50 50 mix of white vinegar and water e Gas fireplace stove glass cleaner Test on a small area first PAINTED AREAS These can be cleaned using a dry cloth FINISHED METAL AREAS These can either be cleaned using a proprietary metal cleaner or baby oil Test on a small hidden part before cleaning Always Clean in the direction of the grain NOTE DIAGRAMS amp ILLUSTRATIONS ARE NOT TO SCALE 13 14 26 0 LIGHTING INSTRUCTIONS amp TURNING OFF APPLIANCE FOR YOUR SAFETY READ BEFORE LIGHTING WARNING IF YOU DO NOT FOLLOW THESE INSTRUCTIONS EXACTLY A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE PERSONAL INJURY OR LOSS OF LIFE This appliance has a pilot which must be lit with a piezo spark igniter When lighting the pilot follow these instructions exactly BEFORE OPERATING smell all around the heater area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS e Do not try to light any appliance e Do not touch any electric switch do not use any phone in your building e Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions e f you cannot reach your gas supplier call the fire department Use only your hand to push in or tur
35. surfaces Advise that the fire will emit a newness smell for a time after initial commissioning and that extra ventilation may be needed during this time Recommend that a guard be used for the protection of the young pets the elderly and the infirm A periodic visual check of the pilot flame and the burner flame should be carried out WARNING Turn off the appliance and allow to cool before cleaning Verify proper operation after servicing Turn off the fireplace at the gas supply Ensure that the fireplace is fully cold before attempting service A suggested procedure for servicing is detailed as follows 1 Lay out the dustsheet and tools 2 Remove the front glass facia as described in section 16 0 only in reverse 3 Remove the glass door assembly 5 screws and clean carefully Remove the valve cover plate 4 screws 4 Inspect the burner and the catalysts and clean if necessary with a soft brush Disconnect the gas supply Undo the four screws retaining the burner support brackets to the base and rear of the firebox 7 Remove the burner unit strip off the burner pipes and clean thoroughly 8 Clean the in line restrictor pilot assembly and the burner tube Do not attempt to remove the pilot injector as this can cause damage 9 Re assemble components 10 Re connect the gas supply Turn on the gas supply and perform a gas leak test using gas leak test solution Check pilot and burner for good ignition
36. the gas to the heater while performing service work The installation must conform with local codes or in the absence of local codes with the National Fuel Gas Code ANSI Z223 1 NFPA 54 latest edition The heater and its individual shut off valve must be discon nected from the gas supply piping system while performing any tests of the gas supply piping system at pressures in excess of 1 2 psig The heater must be isolated from the gas supply piping system by closing its individual manual shut off valve during any pressure testing of the gas supply piping system at test pressures equal to or less than 1 2 psig Keep heater area clear and free from combustible materials gasoline and other flammable vapors and liquids Do not use this heater if any part has been under water Immediately call a qualified service technician to inspect the room heater and to replace any part of the control system and any gas control which has been under water Input ratings are shown in BTU per hour and are for elevations up to 4 500 feet Do not install this heater at an elevation above 4 500 feet if the gas supply has not been derated for that elevation Consultyour local gas supplier For operation at elevations above 4 500 feet equipment ratings shall be reduced at the rate of 4 percent for each 1 000 feet above 4 500 feet before selecting appropriately sized equipment When installing any vent free appliance at elevations above 4500 feet nuisance pilot o
37. utages may occur Ensure that the heater is clean when operating Excessive dust accumulation on the burner will increase the amount of carbon monoxide formation and could lead to carbon monoxide poisoning and or death This appliance is intended for supplemental heating e Carbon monoxide poisoning early signs of carbon monox ide poisoning resemble the flu with headaches dizziness or nausea If you have these signs get fresh air at once Turn off the gas supply to the appliance and have the heater inspected by a qualified service technician Some people are more affected by carbon monoxide than others These include pregnant women people with heart or lung disease or anemia those under the influence of alcohol and those at high altitudes e Maintain minimum clearances Do not install the appliance in a sleeping room or bath room CONGRATULATIONS ON THE PURCHASE OF YOUR NEW GAS APPLIANCE MANUFACTURED BY LENNOX HEARTH PRODUCTS When you purchased your new gas fireplace you joined the ranks of thousands of individuals whose answer to their home heating needs reflects their concern for efficiency and our environment We extend our continued support to help you achieve the maximum benefit and enjoyment available from your new gas fireplace It is our goal at Lennox Hearth Products to provide you our valued customer with an appliance that will ensure years of trouble free warmth and pleasure Thank you for selecting a Lenn
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