Superior VFST-27VSN-2 Gas Heater User Manual
Contents
1. page 7 Cleaning and Servicing page 8 Replacement Parts page 8 Troubleshooting Guide page 9 Operating Instructions page 10 Replacement Parts List page 12 GENERAL INFORMATION These See Through Unvented Gas Log Room Heaters incorporate unitized ceramic fiber logs which glow realistically when the heater is operating These log heaters are either thermostatic T stat or manually controlled The control knob is set to the desired position which maintains a continuous gas burning rate A spark ignition system piezo allows the gas pilot to be lit without the use of matches or batteries and permits operation of the heater during a power outage These heaters are fitted with a specially de signed pilot utilizing an oxygen depletion sen sor 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 Ventila tion Air section WARNING THIS APPLIANCE IS FOR IN STALLATION IN A SOLID FUEL BURN ING FIREPLACE WITH A WORKING FLUE OR AN APPROVED VENTLESS FIREBOX ENCLOSURE ONLY Minimum Fireplace Firebox Size Cia Dem wan Table 1 Do not install these See Through Unvented Gas Log Room Heaters in a bedroom or a bathroom as all units exceed maximum al lowa2. Figure 1 Step 2 Ceiling Clearance The ceiling must be at least 42 from the top of the heater opening Figure 1 Noncombustible Material Requirements with No Mantel Installed A Noncombustible Material Measurement Requirements for Safe Installation 8 minimum to 12 Table 2 Install adjustable canopy P N 053751 or P N 053752 Figure 3 Extend noncombustible material to at least 8 and install adjustable canopy Figure 3 or Extend noncombustible material to a height of at least 12 Noncombustible Material Heights and Mantel Location Noncombustible Material Measurement 12 or more 8 minimum to 12 Table 3 Step 3 Noncombustible materials minimum requirements To install the room heater with out wood mantels shelves or other combus tible projections directly above the opening of the fireplace firebox refer to Figure 2 and Table 2 Note that at least 8 of noncombustible material must be installed above the heaters described in this manual Noncombustible materials such as slate and marble must be at least 1 2 thick Noncombustible Material Hi t Heater in Fireplace or Firebox Figure 2 Requirements for Safe Installation with Wood Mantel Shelf or Other Combustible Projection Adjustable canopy not required Observe pro files shown in Figure 4 Install adjustable canopy and observe pro files shown in Figure 5 or Extend heat resistant material
3. BTUHr Total BTU Hr Example VFST heater 34 000 BTU Hr Gas appliance 1 35 000 BTU Hr water heater Total 69 000 BTU Hr Do not include direct vent gas appliances Direct vent is sealed combustion and draws combustion air from the outdoors gt Compare the maximum BTU Hr the space can support with the actual amount of BTU 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 BTU Hr actual amount of BTU Hr used 69 000 The space in the previous example is aconfined space because the actual BTU Hr used is more than the maximum BTU Hr the space can sup port You must provide additional fresh air Your options are a Rework equations adding the space of ad joining 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 2223 1 1992 Section 5 3 b Vent room directly to the outdoors Refer to National Fuel Gas Code ANSI Z223 1 1992 Section 5 3 If the actual BTU Hr used is less than the maximum BTU Hr the space can support then the spaceis an unconfined space You will need no additional fresh air ventilation for an uncon fined space WARNING IF THE AREA IN WHICH THE HEATER MAY BE OPERATED IS SMALLER THAN THAT DEFINED AS AN UNCON FINED SPACE PROVIDE ADEQUATE COMBUSTION AND VENTILATION AIR BY
4. REFER TO THIS MANUAL FOR ASSISTANCE OR ADDITIONAL INFORMATION CON SULT A QUALIFIED INSTALLER SERVICE AGENCY OR THE GAS SUPPLIER WARNING DO NOT BURN WOOD OR OTHER MATERIAL IN THESE APPLIANCES CAREFULLY REVIEW THE INSTRUCTIONS SUPPLIED WITH THE DECORATIVE TYPE UNVENTED ROOM HEATER FOR THE MINIMUM FIREPLACE SIZE REQUIREMENT DO NOT INSTALL THE APPLIANCE IN THIS FIREBOX UN LESS THIS FIREBOX MEETS THE MINIMUM DIMENSIONS REQUIRED FOR THE INSTALLATIONS This is an unvented gas fired heater It uses air oxygen from the room in which it is installed Provisions for adequate combustion and ventila tion air must be provided Refer to Combustion and Ventilation Air Section Page 3 Due to high temperatures the appliance should be located out of traffic and away from furniture or draperies Do not place clothing or other materials on or near this appliance IMPORTANT READ THESE INSTALLATION INSTRUCTIONS CAREFULLY BEFORE INSTALLING OR TRYING TO OPERATE THIS HEATER TABLE OF CONTENTS General Information page 2 Inventory 2 2 an page 2 Tools Required page 2 Important Safety Information page 2 CODES TN page 3 Combustion and Ventilation Air page 3 Preinstallation in page 4 COCOS ici page 4 Installation page 6 Gas Pressure Check page 6 Assembling the Logs page 7 Flame Appearance
5. a unitized set of eight ceramic fiber logs The heater and logs are assembled as shown in Figure 9 Handle these logs with great care The logs can be easily damaged but when handled properly they can provide years of performance and enjoyment 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 PROP ERTY DAMAGE OR PERSONAL INJURY Periodically check the positioning of all logs Flame Appearance REFER TO THE OPERATING INSTRUCTIONS LOCATED AT THE BACK OF THIS MANUAL BEFORE LIGHTING THE HEATER TO OBSERVE THE FLAMES Flames from the pilot front and rear burner should be visually checked as soon as the heater is installed In addition a periodic visual check of the flames should be made The pilot flame should always be present when the heater is in operation Figure 10 WARNING NO ADJUSTMENTS ARE TO BE MADE TO THE ODS PILOT SYSTEM TAMPERING WITH THIS SYSTEM CAN BE EXTREMELY HAZARDOUS Figure 10 NOTE DIAGRAMS amp ILLUSTRATION NOT TO SCALE An incorrect pilot flame pattern is shown in Figure 11 This pilot flame will cause the thermocouple to cool When the thermocouple cools the log set will shut off If pilot flame pattern is incorrect or if log set shuts off contact your service representative Figure 11 In normal operation at full rate after 15 min utes the following flame appearance sho
6. alerted to the hazard of high surface temperature and should stay away to avoid burns or clothing ignition Young children should be carefully super vised when they are in the same room with the heater Do not place clothing or other flammable material on or near the heater e Any safety screen or guard removed for servicing the heater must be replaced prior to operating the heater e 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 serviceperson Morefrequent clean ing may be required due to excessive lint from carpeting bedding material etc It is important that control compartments burners and circulat ing air passageways of the heater be kept clean UNVENTED SEE THROUGH GAS LOG ROOM HEATER TECHNICAL CHART BTU HR Regulator Model No High Gas Type Pres Setting VFST 27VSP Valve Operation Gas Inlet Pressure Max 10 5 w c Min 6 w c Max 13 w c Min 11 w c Manual Millvolt Manual Millvolt Note Test gage connections are provided on the front of the gas control valve identified A for the manifold side and Efor inlet pressure Allow the heater to cool before servicing Always shut off the gas to the heater while performing service work Do not install the heater in a bedroom or bathroom e The installation must conform with local codes or in the absence of local codes wit
7. state of New York but not in New York city State or local codes may only allow operation of this appliance manual version only in a vented configuration Check your state or local codes Superior Unvented Gas Log Room Heaters are certified by OMNI to ANSI Z21 11 2 standard These gas log room heaters may be used as a space heat sourcefor aroom in conjunction with an approved unvented firebox Additionally manually controlled units are design certified by OMNI to ANSI 21 60 as a vented gas log set COMBUSTION AND VENTILATION AIR These heaters shall not be installed in a con fined space The heater may be located in unusually tight construction provided the space is unconfined or if confined is pro vided with two permanent openings commu nicating 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 ANSI 2223 1 latest edition Section 5 3 Generally 50 ft per 1 000 BTU input of all operating appliances in the space The National Fuel Gas Code 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 in stalled in that space and an unconfined space as aspace whose volume is not less than 50 ft per 1 000 BTU Hr 4 8 m per kw of the aggre gate input rating of all appliances installed in that space Rooms c
8. supplier call the fire department C 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 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 Stop Read the safety information above Make sure manual shut off valve is fully open Locate gas control knob and piezo Figure 13 Depress control knob in and turn clockwise SATIN to the OFF position Figure 14 Wait 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow B in the safety information above If you do not smell gas go to the next step The pilot is located on the right side in front of the burner Figure 15 Depress control knob in and turn counterclockwise ER to the PILOT position Figure 16 Press the control knob all the way in for 5 seconds Note If you are running the heater for the first time 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 With the control knob pressed in push in and release the piezo ignit
9. 5 SUPERIOR NATIONAL We suggest that our gas INSTITUTE hearth products be installed A ed and serviced by profes Tested amp Beaverton sionals who are certified in Listed By Oregon USA the U S by the National c US k 2 OMNI Test Laboratories Inc Fireplace Institute NFI as CERTIFIED NFI Gas Specialists www nficertified org WARNING IF THEINFORMATION IN THIS MANUAL IS NOT FOLLOWED EXACTLY A FIRE OR EXPLO SION MAY RESULT CAUSINGPROPERTY DAMAGE PERSONAL INJURY OR LOSS OF LIFE FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors or liquids in the vicinity of this or any other appliance FOR YOUR SAFETY What to do if you smell gas DO NOT light any appliance DO NOT touch any electrical switches DO NOT use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow your gas suppliers instructions 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 sup plier INSTALLATION AND OPERATING INSTRUCTIONS STANDARD SERIES Unvented See Through Gas Log Room Heaters P N 903588 REV G 12 2007 MODELS VFST 27VSN 2 VFST 27VSP 2 FOR USE ONLY WITH DECORATIVE TYPE UNVENTED ROOM HEATERS DO NOT BUILD A WOOD FIRE WARNING IMPROPER INSTALLATION ADJUSTMENT AL TERATION SERVICE OR MAINTENANCE CAN CAUSE IN JURY OR PROPERTY DAMAGE
10. ONE OF THE METHODS DESCRIBED IN THE NATIONAL FUEL GAS CODE ANSI 2223 1 1992 SECTION 5 3 OR APPLI CABLE LOCAL CODES PREINSTALLATION WARNING BEFORE INSTALLING IN A SOLID FUEL BURNING FIREPLACE THE CHIMNEY FLUE AND FIREBOX MUST BE CLEANED OF SOOT CREOSOTE ASHES AND LOOSE PAINT BY A QUALIFIED CHIMNEY CLEANER Note Illustrations shown in this manual reflect typical installations with nominal dimensions and are for reference only Actual installations may vary due to individual design preferences However always maintainminimum clearances to combustible materials and do not violate any specific installation requirements Refer to Fig ures 1 through 7 for clearances Note The following steps represent the normal sequence of installation Each installation is unique however and might require a different sequence When local codes require the damper to be fixed open adamper stop must beinstalled to prevent full closure of the fireplace damper and provide a minimum 29 square inch flue opening at all times Refer to accessories for damper clamp If damper clamp is not available the damper may be fixed open in the following manner Drill a hole in the end of the damper Screw in abolt of sufficient size and adjust to provide the minimum 29 square inches of flue opening CAUTION HEATERS CREATE WARM AIR CUR RENTS THESE CURRENTS MOVE HEAT TO WALL SURFACES NEXT TOHEATER INSTALL ING HEATER NEXT TO VINYL OR CL
11. OTH WALL COVERINGS OR OPERATING HEATER WHERE IMPURITIES IN THE AIR SUCH AS TOBACCO SMOKE EXISTS MAY DISCOLOR WALLS Step 1 Turn off gas supply to the fireplace or firebox Step 2 Install and secure heater in fireplace or firebox Step 3 Connect gas line Step 4 Assemble logs and test flame Step 5 Sprinkle volcanic rock over base plate in front of and below the main burner NOTE DIAGRAMS amp ILLUSTRATION NOT TO SCALE Check Gas Type This heater can only be connected to the gas type specified on the heater rating plate This heater can not be modified in the field for a different gas type If the gas supply differs DO NOTINSTALL the heater Contact your dealer to obtain the correct heater CLEARANCES WARNING DO NOT INSTALL THIS GAS HEATER IN SLEEPING QUARTERS BATH ROOMS A MOBILE HOME OR A REC REATIONAL VEHICLE WHERE CURTAINS FURNITURE CLOTHING OR OTHER FLAM M ABLEOB JECTS ARE LESS THAN 42 FROM THE FRONT OF THE GAS HEATER IN HIGH TRAFFIC AREAS IN WINDY OR DRAFTY AREAS Ensure the minimum clearances shown in Figures 1 through 7 are maintained Left and right clearances are determined when facing the front of the heater Follow these instructions carefully to ensure safe installation Failure to follow these require ments may create a fire hazard Step 1 Sidewall Clearances The sides of the fireplace opening must be at least 16 from any combustible side wall Figure 1
12. UATE AIR FLOW AND GUARD AGAINST SOOTING RAISE THE FIREPLACE FLOOR USING NONCOM BUS TIBLE MATERIALS A qualified gas appliance installer must install this heater Check gas type The gas supply must be the same as stated on the heater s rating plate If the gas supply is different DO NOT INSTALL the heater Contact your dealer for the correct model Step 1 Placement of the Heater Center the heater in the fireplace or firebox Make certain the grate front feet sit inside the front edge of the fireplace or firebox clear of any operating screens Step 2 Connecting Gas Line A qualified gas appliance installer must connect the gas room heater to the gas supply Consult all local codes Route gas line using techniques and materials prescribed by local and or national codes Only use gas line of 1 2 or greater diameter to allow full gas volume to the gas fireplace Undue pressure loss will occur if the pipe is too small When rigid pipe is used an ANSI approved manual shut off valve and union must be in stalled upstream of the heater within the fire place cavity Ensure that a sediment trap is installed in the existing gas line if not install a sediment trap upstream of the heater to prevent moisture and contaminants from passing through trap to the heater controls and burners Failure to do so could prevent the heater from operating reliably An external regulator must be used on all pro pane L P G heate
13. ains lit 5 Release the control while turning control knob to desired setting Piezo Ignitor Gas Control Flame Adjustment Knob Knob Control Knob Locations Pilot Location Figure 13 Figure 15 Note Knob cannot be turned from PILOT to OFF unless the knob is pushed in slightly Do not force Turn Control Knob to OFF Position Turn Control Knob to PILOT Position Figure 14 Figure 16 Turn Control Knob to ON Position Figure 17 NOTE DIAGRAMS amp ILLUSTRATION NOT TO SCALE 11 12 REPLACEMENT PARTS LIST VFST 27VSN VFST 27VSP Description Part No Part No Valve Millivolt 903489 901917 Pilot Assembly 901914 901915 Piezo 111061 111061 Piezo Wire 110361 110361 Burner 112281 112281 Burner Valve Side 112291 112291 Burner Orifice 2 Each 110389 110384 Burner Crossover Tube 110321 110321 Crossover Tube Orifice 110387 110388 Log Set 100110 100110 REPLACEMENT PARTS NOTE DIAGRAMS amp ILLUSTRATION NOT TO SCALE O amp 14 NOTE THIS PAGE INTENTIONALLY LEFT BLANK NOTE THIS PAGE INTENTIONALLY LEFT BLANK 15 The manufacturer 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 i
14. ble BTU hr input of 10 000 Check the inventory list to be sure that you have allthe necessary parts in usable condition Also check for concealed damage WARNING FAILURE TO INSTALL THESE LOGS EXACTLY AS DETAILED IN THIS INSTRUCTION MANUAL MAY RESULT IN SOOTING AND MAY RESULT IN VOIDING PRODUCT WARRANTIES Inventory Unvented gas log room heater Bag of decorative volcanic rock Ceramic fiber logs Installation and Operating Instructions Tools and Supplies Normally Required External regulator Propane models only Manual shut off valve Sediment trap Piping complying with local codes Pipe compound Pipe wrench Tee joint Screwdriver IMPORTANT SAFETY INFORMATION INSTALLER PLEASE LEAVE THESE INSTRUC TIONS WITH THE OWNER OWNER PLEASE RETAIN THESE INSTRUC TION FOR FUTURE REFERENCE WARNING ANY CHANGE TO THIS ROOM HEATER ORITS CONTROLS CAN BE DAN GEROUS IMPROPER INSTALLATION OR USE OF THIS HEATER CAN CAUSE SERI OUS INJURY OR DEATH FROM FIRE BURNS EXPLOSION OR CARBON MON OXIDE POISONING Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning are similar to the flu with headaches dizziness and or nausea If you have these signs obtain fresh air im mediately Have the Unvented Gas Heater serviced as it may not be operating correctly Due to high temperatures the heater should be located out of traffic and away from furniture and draperies e Children and adults should be
15. death DONOT install this heater into a single front opening fireplace This heater is designed to be used in see through multi open fireplaces only CODES Adhere to all local codes or in their absence the latest edition of The National Fuel Gas Code ANSI Z223 1 or NFPA54 which can be obtained from The American National Standards Insti tute Inc 1430 Broadway New York NY 10018 or National Fire Protection Association Inc Batterymarch Park Quincy MA 02269 Massachusetts And New York Require ments These appliances are approved for installation in the following USA locations listed in the following Massachusetts These fireplaces are approved for installation in the US state of Massachusetts if the follow ing additional requirements are met e Installation and repair must be done by a plumber or gas fitter licensed in the Common wealth of Massachusetts e The flexible gas line connector used shall not exceed 36 inches 92 centimeters in length e The individual manual shut off must be a T handle type valve e Vent Free appliances may NOT be installed in bedrooms or bathrooms A working smoke detector must be installed in the area where vent free appliances are installed Seller of unvented propane or natural gas fired supplemental room heaters shall pro vide to each purchaser a copy of 527 CMR 30 upon sale of the unit New York These fireplaces are approved for installation in the US
16. er button to light the pilot 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 Release the control knob while turning counterclockwise to the ON Position Figure 17 Then adjust HI LO knob to prefered setting e f the knob does not pop out when released stop and immediately call your service technician or gas supplier If the pilot will not stay lit after several tries depress and turn the gas control knob clockwise AT to OFF and wait 30 seconds Depress and turn knob counter clockwise to ON and press igniter button again If your pilot does not relight depress and turn control knob clockwise to OFF and call your service technician or gas supplier Wait 30 seconds before readjusting the heater when the control knob has been turned down to a lower setting TO TURN OFF GAS TO HEATER Depress and turn control knob clockwise N to the OFF position Figure 18 MANUAL MATCH LIGHTING PROCEDURE EMERGENCY ONLY If the pilot cannot be lit with the piezo igniter the heater can be manually lit with a match With the right hand depress and turn the control knob counterclockwise ANTE to the ON position Hold in the knob 3 Light the match and hold the flame to the end of the pilot and ignite the pilot 4 Continue to hold control knob for an additional 10 seconds to insure pilot rem
17. g Keep igniter cable dry E Piezo igniter nut is loose Tighten nut F Broken igniter cable Replace igniter cable G Bad piezo igniter Replace piezo igniter Heater produces unwanted A Heater burning vapors from paint hair spray glues etc Ventilate room Stop using odor causing products while fireplace is running odors B Gas leak See Warning statement on the front page Locate and correct all leaks Heater shuts off in use A Not enough fresh air is available Open window and or door for ventilation ODS operates B Low line pressure Contact local gas company C ODS pilot is partially clogged Clean ODS pilot Gas odor even when control A Gas leak See Warning statement on the front page Locate and correct all leaks see Checking Gas Connections page 7 knob is in OFF position B Control valve defective Replace control valve When igniter button is pressed there is spark at B Contro ODS pilot but no ignition C Contro A Gas supply turned off or manual shut off valve closed Turn on gas supply or open manual shut off valve knob not in PILOT position Turn control knob to pilot position knob not pressed in while in PILOT position Press in control knob while in pilot position D Air in gas lines when installed Continue holding down control knob Repeat igniting operation until air is removed E ODS pi ot is clogged Replace ODS pilot assembly or get it serviced F Gas regulator set
18. h the National Fuel Gas Code ANSI Z223 1 The heater and its individual shut off valve must be disconnected from the gas supply piping system while performing any tests of the gas supply piping system at pressures in ex cess 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 test ing of the gas supply piping system at test pressures equal to or less than 1 2 psig Keep heater area clear and free from com bustible materials gasoline and other flam mable vapors and liquids Do not use this heater if any part has been under water Immediately call a qualified ser vice 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 4 800 feet Do not install this heater at an elevation above 4 800 feet if the gas supply has not been derated for that eleva tion Consult your local gas supplier For op eration at elevations above 4 800 feet equip ment ratings shall be reduced at the rate of 4 percent for each 1 000 feet above sea level beforeselecting appropriately sized equipment Ensure that the heater is clean when operat ing Excessive dust accumulation on the burner and or logs will increase the amount of carbon monoxide formation and could lead to carbon monoxide poisoning and or
19. ithin 14 of the fireplace or nirebox opening the room heater base must be at least 5 above the combustible flooring ma terial Figure 6 Combustible Material Combustible Material 5 Min The room heater base may be lower than 5 above the combustible flooring materials if the combustible flooring materials are more than 14 from the fireplace or firebox opening Figure 7 Combustible Material Figure 7 INSTALLATION WARNING DO NOT ALLOW FANS TO BLOW DIRECTLY INTO THE FIREPLACE AVOID ANY DRAFTS THAT ALTER BURNER FLAME PATTERNS WARNING DO NOT USE A BLOWER IN SERT HEAT EXCHANGER INSERT OR OTHER ACCESSORY NOT APPROVED FOR USE WITH THIS HEATER This appliance must not be operated without a fireplace screen installed Fireplace screens must not impair the free flow of combustion air to the appliance Do not burn solid fuels in any fireplace equipped with this listed unvented gas room heater Installed decorative glass door enclosures must be fully opened when operating this listed un vented gas room heater Any outside air ducts and or ash dumps that are part of the original solid fuel burning fireplace system must be fully closed and sealed at the time of installation of this listed unvented gas room heater WARNING SPECIAL CARE IS REQUIRED IF YOU ARE INSTALLING THE UNIT INTO ASUNKEN FIREPLACE YOU MUST RAISE THE FIREPLACE FLOOR TO ALLOW AC CESS TOGAS LOGCONTROLS THIS WILL INSURE ADEQ
20. n U S A 1997 by Lennox Hearth Products 1110 West Taft Avenue P N 903588 REV G 12 2007 Orange CA 92865
21. ns on pages 12 and 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 to the OFF posi tion Either tighten or refasten the leaking connection and retest as described above C When the gas lines are tested and leak free be sure to rinse off the leak testing solution D When the gas lines are tested and leak free 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 Gas Pressure Check Check inlet gas pressure to ensure it is within the limits specified in the chart on page 2 Test gage connections are provided on the front of the gas control valve identified A for the mani fold and E for inlet pressure Gas Valve Pressure Test Points Located On Front Figure 8 The pressure should be checked with the gas heater burning and the control set to high 3 Replace the test point plugs after pressure measurement ensuring no gas leaks Step 3 Assembling the Logs WARNING DO NOT ADD EXTRA LOGS OR ORNAMENTS SUCH AS PINE CONES VER MICULITEOR ROCKWOOL USINGTHESE ADDED ITEMS CAN CAUSE SOOTING WARNING DO NOT PLACE ANY LAVA ROCK ON LOGS OR BURNERS THIS MAY CAUSE SOOTING ONLY PLACE LAVA ROCK ON FLOOR OF FIREPLACE Figure 9 The heater includes
22. ommunicating 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 con struction where a wall and ceilings exposed to the outside atmosphere have a continuous water vapor retarder with a rating or one perm or less with openings gasketed or sealed and b weather stripping has been added on oper able 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 penetra tions for plumbing electrical and gas lines and at other openings Use the following equations to determine if you have aconfined or unconfined space 1 Determine the volume of space ft Length x Width x Height _____ ft Include adjoining rooms with doorless pas sageways or ventilation grills between rooms Example 24 L x 16 W x8 H 3072 ft 2 Divide the volume of space by 50 ft to determine the maximum BTU Hr the space can support Ze volume of space ft 50 ft Maximum BTU Hr the space can support Example 3072 ft 50 ft 3 61 44 or 61 440 BTU Hr the space can support 3 Add the BTU Hr of all the fuel burning appli ances in the space Vent Free heater _______ BTU Hr Gas appliance 1 _______ BTU Hr Gas appliance 2 _______
23. place burner C Gas regulator defective Replace gas regulator 10 Slight smoke or odor during A Vapors from paint or curing process of logs Problem will stop after afew hours of operation SFC recommends running the initial operation heater with excess ventilation for the first few hours 11 Heater produces a whistling A Turning control knob to HI position when burner is cold Turn control knob to LO position and let warm up for a minute noise when burner is lit B Air in gas line Operate burner until air is removed from line Have gas line checked by local gas company C Dirty or partially clogged burner orifice Clean burner or replace burner orifice 10 OPERATING INSTRUCTIONS 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 heater has a pilot which must be lit by hand 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 Do not try to light any appliance e Do not touch any electric switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas
24. re some cleaning If this hap pens it is preferable to contact your nearest dealer to get the appliance serviced REPLACEMENT PARTS An exploded view of the room heater with numbered parts and a parts list can be found on page 16 All parts should be ordered through your Lennox distributor or dealer Parts will be shipped at prevailing prices at time of order When ordering repair parts always give the following information The model number of the heater The serial number of the heater The part number The description of the part The quantity required The installation date of the heater oahrwh If you encounter any problems or have any questions concerning the installation of this heater please contact your distributor For the name of your nearest distributor contact LHP 1110 West Taft Avenue Orange CA 92865 NOTE DIAGRAMS amp ILLUSTRATION NOT TO SCALE ACCESSORIES Decorative Volcanic Stone VFVS Adjustable Canopy Brass AC SPB Black AC BLK Damper Clamp DCK TROUBLESHOOTING GUIDE FOR UNVENTED GAS PRODUCTS OBSERVED PROBLEM POSSIBLE CAUSE REMEDY 1 When igniter button is A Igniter electrode positioned wrong Replace igniter pressed there is no spark at ODS pilot B Igniter electrode broken Replace igniter C Igniter electrode not connected to igniter cable Reconnect igniter cable D Igniter cable pinched or wet Free igniter cable if pinched by any metal or tubin
25. rs to reduce the supply tank pressure to 13 w c maximum Any copper tubing used to supply propane L P G from the tank must be internally tinned IMPORTANT HOLD HEATER VALVE SE CURELY TO PREVENT MOVEMENT WHEN CONNECTING TO INLET GAS LINE WARNING CONNECTING DIRECTLY TO AN UNREGULATED PROPANE L P G TANK MAY CAUSE AN EXPLOSION The heater gas inlet connection is Y NPT at the regulator made on the right side facing the heater If a left side gas line is required the gas line may be led under the rear of the heater to endattheright hand side for connectionto the inlet However this method is not recom mended For an easier connection to the Unvented Gas Log Room Heaters connection fittings have been supplied with the firebox Cut and flare tubing to fit NOTE DIAGRAMS amp ILLUSTRATION NOT TO SCALE Checking Gas Connections Secure all joints tightly using appropriate tools and sealing compounds ensure pro pane resistant compounds are used in propane applications 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 Never use an open flame to check for leaks A Light the appliance refer to safety and lighting instructio
26. ting is not correct Replace gas regulator 6 ODS pilot lights but flame A Contro goes out when control knob is released B Contro C Manua knob not fully pressed in Press in control knob fully knob not pressed in long enough After ODS pilot lights keep control knob pressed in 30 seconds shut off valve not fully open Fully open manual shut off valve D Thermocouple connection loose at control valve Hand tighten until snug then tighten turn more E Pilot flame not touching thermocouple which allows thermocouple to cool causing pilot flame to go out This problem could be caused by one or both of the following 1 Low gas pressure 1 Contact local gas company 2 Dirty or partially clogged ODS pilot 2 Replace ODS pilot assembly or get pilot serviced F Thermocouple damaged G Control valve damaged 7 Burner does not light after A Burner orifice is clogged ODS pilot is lit B Burner orifice diameter is too small C Inlet gas pressure is too low 8 Delayed ignition of burner A Manifold pressure is too low B Burner orifice is clogged Replace thermocouple Replace control valve Clean burner or replace burner orifice Replace burner orifice Contact local gas company Contact local gas company Clean burner or replace burner orifice 9 Burner backfiring during A Burner orifice is clogged or damaged Clean burner or replace burner orifice combustion B Burner damaged Re
27. to at least 12 and observe profiles shown in Figure 4 8 or More of Noncombustible Material Adjustable Canopy Heater in Fireplace or Firebox Figure 3 Step 4 Wood mantel shelf or combustible projection requirements To install a wood mantel shelf or other combustible projection directly above the fireplace firebox refer to Table 3 and to Figures 4 and 5 for installation profiles If your mantel profile is unsafe you may either e Raisethe mantel to an acceptable height or e Remove the mantel NOTE DIAGRAMS amp ILLUSTRATION NOT TO SCALE Example Thebottom ofthemantel may project from the wall a maximum of 2 1 2 at a mini mum of 28 above the opening The top shelf of the mantel may project a maximum of 6 at a minimum of 34 1 2 above the opening 10 Ceiling A A A 42 38 5 8 34 1 2 Heat Resistant Material 12 t VV Top Of Firebox Opening Both Sides Of Opening Figure 4 Example The bottom of the mantel may project from the wall a maximum of 2 1 2 at a mini mum of 8 above the opening The top shelf of the mantel may project a maximum of 6 at a minimum of 14 1 2 above the opening 12 26 i 22 1 2 T 18 5 8 14 1 2 Heat Resistant Material Hood Canopy Top Of Firebox Opening Both Sides Of Opening Figure 5 Step 5 Floor clearance If combustible floor ing materials such as carpeting or asphalt tile are to be located w
28. uld be observed Burner Flame Characteristics The flames should be yellow The flames should extend about 3 4 above the logs for natural gas and 2 3 above for propane L P G gas Figure 12 Note Propane Model Shown Figure 12 CLEANAING AND SERVICING WARNING TURN OFF THE UNVENTED GAS ROOM HEATER AND ALLOW TO COOL BEFORE CLEANING CAUTION YOU MUST KEEP CONTROL AR EAS BURNERS AND CIRCULATING AIR PAS SAGEWAYS OF FIREPLACE CLEAN INSPECT THESE AREAS OF FIREPLACE BEFORE EACH USE HAVE FIREPLACE AND CHIMNEY IF APPLICABLE INSPECTED YEARLY BY A QUALIFIED SERVICE PERSON FIREPLACE MAY NEED MORE FREQUENT CLEANING DUE TO EXCESSIVELINT FORM CARPETING BED DING MATERIAL ETC Only limited cleaning will be required under the normal use of the heater Dustthefront grate the top of the piezo cover and the control knob occasionally Do not use cleaning fluids to clean the logs or any other part of the room heater Remove the logs gently handling at each end Useavacuum cleaner to removeloose particles from the base and from around the burners Gloves are recommended to prevent the fibers from pricking your skin If the skin is pricked wash gently with soap and water Replace the logs as detailed in Step 3 Assembling the Logs If after a period of use the flames start to exhibit unusual shapes and behavior or the burners fail to ignite smoothly then the burner holes may requi
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