Lennox Hearth Products Elite Series Installation And Operation Manual
Elite series b-vent gas fireplace inserts
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- Installation and operation manual (24 pages) ,
- Installation instructions (2 pages) ,
- Care and operation instructions manual (32 pages)
Table of Contents
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I
n the Commonwealth of Massachusetts:
• Installation must be performed by a licensed plumber or gas fitter
• See Table of Contents for location of additional Commonwealth of
Massachusetts requirements
•
Hot! Do not touch! The glass and surfaces of this appliance will be hot during operation and will retain heat
for a while after shutting off the appliance. Severe burns may result.
• Carefully supervise children in the same room as appliance. If small children are present in the home, it is
recommended that this appliance be fitted with a barrier screen kit. See Page 23 for ordering information.
•
Suitable for installation into masonry or factory built fireplaces. This appliance is only for use with the type of
gas indicated on the rating plate. This appliance is not convertible for use with other gases unless a certified
kit is used.
•
Lennox Hearth Products gas-burning appliances are designed for use as a supplemental heater. They are not
intended for continuous use as a primary heat source.
WARNING: If the information in these instructions
is not followed exactly, a fire or explosion may
result causing property damage, personal injury
or death.
- D o not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any
other appliance.
- WHAT TO DO IF YOU SMELL GAS
• D o not try to light any appliance.
• D o not touch any electrical switch; do not use
any phone in your building.
• Immediately call your gas supplier fr
neighbor's phone. Follow the gas supplier's
instructions.
• I f you cannot reach your gas supplier, call the
fire department.
- I nstallation and service must be performed by
a qualified installer, service agency or the gas
supplier.
INSTALLATION AND OPERATION MANUAL
B-Vent Gas
Fireplace Inserts
Installer: Leave This Manual With The Appliance.
Consumer: Retain This Manual For Future Reference.
P/N 775,220M Rev. B, 06/2009
A French manual is available upon request. Order P/N 775,220CF.
Ce manuel d'installation est disponible en francais, simplement
en faire la demande. Numéro de la pièce 775,220CF.
m a
o
Portland
US
Report No. 050-S-6c-5
WARNINGS
AVERTISSEMENT: Assurez-vous de bien suivre les instruc-
tions données dans cette notice pour réduire au minimum
le risque d'incindie ou d'explosion ou pour éviter tout
dommage matériel, toute blessure ou la mort.
- N e pas entreposer ni utilizer d'essence ni d'autres
vapeurs ou liquides inflammables dans le voisinage
de cet appareil ou de tout autre appareil.
- QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ:
• Ne pas tenter d'allumer d'appareil.
• Ne touchez à aucan interrupteur. Ne pas vous servir
des téléphones se trouvant dans le bâtiment où vous
trouvez.
• Appelez immédiatement votre fournisseur de gaz
depuis un voisin. Suivez les instructions du fournis-
seur.
• Si vous ne pouvez rejoindre le fournisseur de gaz,
appelez le service des incindie.
- L 'installation et l'entretien doivent être assurés par un
installateur ou un service d'entretien qualifié ou par
le fournisseur de gaz.
Designer™ (DBV)
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Table of Contents
Related Manuals for Lennox Hearth Products Elite Series
Summary of Contents for Lennox Hearth Products Elite Series
- Page 1 INSTALLATION AND OPERATION MANUAL B-Vent Gas Fireplace Inserts Installer: Leave This Manual With The Appliance. Consumer: Retain This Manual For Future Reference. P/N 775,220M Rev. B, 06/2009 A French manual is available upon request. Order P/N 775,220CF. Ce manuel d’installation est disponible en francais, simplement en faire la demande.
- Page 2 Failure to use manufacturer provided parts, variations IMPORTANT SAFETY AND WARNING in techniques and construction materials or practices INFORMATION other than those described in this manual may create a fire hazard and void the limited warranty. Your Lennox Hearth Products gas insert must be FOR YOUR SAFETY do not install or operate your De- equipped for the proper fuel type and altitude at which signer™ gas insert without first reading and understanding it will be operated. Any operation outside the param- this manual. Any installation or operation of the appliance eters outlined in this manual may result in a hazardous deviating from that which is stated in this manual WILL void the warranty and may be hazardous. condition and will void the warranty. Please carefully read the sections pertaining to these subjects and/or INSTALLATION AND REPAIR SHOULD ONLY BE DONE BY be sure your appliance is properly equipped. A QUALIFIED SERVICE TECHNICIAN. DO NOT ATTEMPT TO SERVICE THE APPLIANCE YOURSELF.
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Page 3: Table Of Contents
CONGRATULATIONS! Face Installation ............11 Gas Line Installation ..........1 When you purchased your new gas fireplace insert, you joined Gas Pressure Requirements ........1 the ranks of thousands of individuals whose answer to their home Gas Supply Line Sizing ........1 heating needs reflects their concern for aesthetics, efficiency and our environment. We extend our continued support to help LP and Natural Gas Supplies .......13 you achieve the maximum benefit and enjoyment available from Air Shutter Adjustment ........13 your new gas fireplace insert. Operating Instructions ..........14-18 Thank you for selecting a Lennox Hearth Products gas fireplace Pre-Lighting Checklist ........14 insert as the answer to your home heating needs. Lighting Instructions .........14 Flame Color and Behavior ........15 TABLE OF CONTENTS Replacing Burner Orifices ........16 Paint Curing ...........16 Cautions and Safety ............ Quiet Operation ..........16 Using this Manual ............3 Blower ............16 Orifice Size / Altitude Adjustment ........4 Optional Wall Thermostat ........16 Fireplace Requirements ..........4 “On-Off” Switch And Thermostat ......17 Codes and Approvals ........... -
Page 4: Orifice Size/Altitude Adjustment
ORIFICE SIZE/ALTITUDE ADJUSTMENT THE DESIGNER™ INSERT For altitudes above 2,000 feet (In Canada 4,500 FT/1370 M),the orifice • Must conform with all local, state and national installation codes. In should be de-rated by 4% for every 1,000 feet to maintain the proper ratio the absence of local codes, the installation must conform with National of gas to air. Improper orifice sizing may result in damage and unsafe Fuel Gas Code ANSI Z223.1 - latest edition, also known as NFPA 54 conditions. Changing the orifice should only be done by a qualified service (In Canada, the current CAN/CSA B149.1 installation code). Refer to technician. Contact your Lennox Hearth Products dealer for proper orifice the National Fuel Gas Code and local zoning and code authorities for sizes. (see Page 15 for more information) details on installation requirements. • Must be vented directly to the outside in accordance with the latest SMOKE DETECTORS edition of the National Fuel Gas Code and must never be attached to a chimney serving a separate solid fuel burning appliance. Since there are always several potential sources of fire in any home, we recommend installing smoke detectors. If possible, install the smoke • Uses room air for combustion. It is imperative that provisions for adequate combustion and ventilation air be made. This appliance is detector in a hallway adjacent to the room (to reduce the possibility of occasional false activation from the heat produced by the appliance). If NOT designed to and will not operate in a negative pressure. Contact your local code requires a smoke detector be installed within the same your dealer if you suspect such a situation exists. room, you must follow the requirements of your local code. Check with your local building department for requirements in your area. • Has been certified for use with either natural gas or propane. -
Page 5: Pre-Installation
Insert Body Packaging List PRE-INSTALLATION 1 Insert Body with Burner Cassette 1 Set of Refractory Brick Panels - Left and Right Sides Features 1 Log Set 1 Bag of Embers Installation Options 1 Fasteners: 6 slotted 1/4" truss screws 6 speed nuts Residential - Vented Vertical Only 9 spring clips Natural Gas Or Propane (LP) 3 plastic adhesive wire restraints Bedrooms 1 Installation and Operation Manual Optional Wall-mounted Or Remote Thermostat Decorative Faces - One Required Electrical Arch Inset The blower motor requires 120 Volts AC for operation. The appliance is Classic not dependent on the blower or an outside electrical supply to operate. Screen Foundry™ Millivolt Valve Cast Pillar This insert is operated with a millivolt valve and therefore burns even Surround Kits - One Required during a power outage. Traditional 1-pc. (41"W x 9"H) Fuel Traditional 3-pc (9"H x 41"W, 9"H x 48"W, 33"H x This insert comes from the factory equipped to burn natural gas at a speci- 41"W, or 33"H x 48"W) fied elevation. The insert can be converted to burn LP (liquid propane) by installing a conversion kit. Only Lennox Hearth Products conversion kits Cast Iron (45-1/"W x 30"H-Cast Pillar face only) -
Page 6: Insert And Fireplace Dimensions
Insert Dimensions Minimum Fireplace See Figures 1, 2 and 3 showing insert dimensions and minimum Cavity fireplace firebox dimensions to aid you in determining proper fit into existing fireplace. 20-1/8" (511mm) 16-1/4" (413mm) 4" Figure 3 (102mm) 4-1/2" (114mm) Minimum Fireplace Opening Required 10" (254mm) A = 29-3/4” (756mm) Front Opening B = 19-1/2” (495mm) Height C = 19” (483mm) Rear Width D = 15-1/2” (394mm) Fireplace Depth... -
Page 7: Clearances To Combustibles
Minimum Clearances to Combustibles Clearances Minimum clearances include any projections such as shelves, window MANTEL sills, mantels, spacers/standoffs or surfaces to combustible construction Mantel etc. above the appliance. Paint or lacquer used to finish the mantel TRIM Trim must be heat resistant in order to avoid discoloration. The letters below, E through J, correspond to Figure 4 showing minimum clearances required from the appliance to combustibles and the minimum projection of the hearth extension. E & J = 32.0” (813mm) from Top Facing or Mantel to Bottom of In- sert F 52.2 = 10.5” (267mm) from Edge of Glass to Side Facing or Side Wall Hearth / Floor Protection Hearth Protection G = Minimum Hearth Protection from Front of Insert* Figure 4 H = Vertical Distance from Insert Bottom to Combustible Material. Note: Hearth protection to be min. 3/8” (10mm) thick non-combustible 13” 10” 0”... -
Page 8: Installation
INSTALLATION Chimney Cap Insert Venting Storm Collar WARNING: This appliance is equipped with a safety control system designed to protect against improper venting of combus- Chimney - Use With B-vent tion products. Operation of this heater when not connected to Chimney Or Single Wall a properly installed and maintained venting system or tamper- Gas Vent Flex Chimney ing with the blocked vent shut-off system can result in carbon Liner Listed To UL 1777 monoxide (CO) poisoning and possible death. Or ULC S635. Insert must be vented to the outside in accordance with the current edition of the National Fuel Gas Code ANSI-Z223.1-latest edition, also known as NFPA 54 (In Canada, the current CAN/CSA B149.1 installation code). Opened Flue The insert must not be connected to a chimney flue serving a separate Damper solid fuel burning appliance. This gas insert requires a 4” diameter B-vent or listed flex aluminum or stainless chimney liner extending the entire length of the chimney to ensure proper operation. The vent should terminate with a chimney cap or rain cap. Chimney should be sealed around cap to prevent air and rain from entering chimney. Adhere to vent manufacturer's instructions for installation and vent termination. The insert must be installed so the draft hood is in the same atmospheric pressure zone as the combustion air... -
Page 9: Zero Clearance Fireplace Installation
Zero Clearance Fireplace Installation Log Set and Ember Installation This insert may be installed in a masonry or factory built / zero clearance If logs are not installed according to the log installation instruc- (ZC) fireplace. When installing in a ZC fireplace the ZC grate must be tions, flame impingement and improper combustion could occur removed and the ZC damper must be removed or secured open. The ZC and result in soot and/or excessive production of carbon monoxide doors, screen, refractory or masonry lining, baffles and smoke shelf may (CO), a colorless, odorless, toxic gas. be removed if necessary to install the gas insert. However, do not cut or alter the fireplace components. The removal of any parts to facilitate The size and position of the log set is critical to achieve a safe, installation must not alter the integrity of the inner or outer shells of the reliable and attractive flame pattern. Any attempt to use a different fireplace cabinet. Any parts removed must be replaceable if the insert is log set in the appliance will void the warranty and will result in taken out of the fireplace or the fireplace clearly marked with a paint stick incomplete combustion, sooting and poor flame quality. that "This fireplace has been altered and is no longer safe to operate." The insert is designed to fit into a ZC fireplace with a minimum firebox Parts list: rear log, left front log, right front log, left top log, right top height of 19-1/2 inches (495 mm). To facilitate this installation the flue log and small straight twig collar is removable (See "Flue Collar Connection"). 1) Remove the logs from the box and carefully unwrap them. The logs Glass Door Removal are fragile so handle them with care. See Page 19 for Glass Door Removal Instructions. 2) At the rear of the firebox is a log retainer (the circled area in Figure 10). This retainer can be rotated forward to increase the size of the Brick Liner Installation flames in front of the rear log. Rotate the retainer by loosening screw A. For inserts burning propane the retainer may be rotated half the The brick panels are extremely fragile so handle them with care. way forward. For inserts burning natural gas, the retainer may be 1. Remove the panels from their packing material. - Page 10 4) Rotate the right front log (3018 is cast into its bottom surface) so the Left Top black charred surface is toward the front. Place this log so the two holes in its bottom surface slide onto the two pegs on the right side Right Top Log of the air control panel. See Figure 11. 5) Rotate the left front log (3017 is cast into its bottom surface) so the Hole to black charred surface is toward the front and place it on the pegs Cover protruding from the left side of the air control panel as shown in Flat Area Figure 11. 6) The small straight top twig (3021) should be turned so the black flat end is turned to the rear. Slide the holes in the bottom of this twig over the right peg on the left front log and the hole on the right front log. See Figure 12. 7) The left top log (3019) should be positioned as shown in Figure 12. Hole to Cover Slide the holes in the bottom of this log over the hole in the left end of the rear log and the peg in the left end of the left front log. The right top log (3020) should be positioned as shown in Figure 12. Slide the holes in the bottom of this log over the peg in the right end of the right front log and rest it on the flat spot on the rear log.
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Page 11: Surround Panels Installation
Surround Panels Installation The Designer™ insert surround panels are made of heavy gage steel for durability and, if desired, for the ease of making an inside fit in the fireplace. See "Packaging List" for sizes available. 1. Remove the speed nuts from the parts bag and install (with the flat surface forward) on the six holes in the surround brackets, three on each side of the insert (See A in Figure 14). A flat bladed screwdriver may help in installing the nuts. 2. Install all surround panels and trim with the insert positioned in the fireplace but a few inches in front of its final location. 3. If the insert face is to be installed on the insert, the sight obstructor that comes with the face must be installed prior to installing the surround Figure 14 panels. With the curved edge down and the bent top edge positioned toward the insert, slide the tabs at the ends of the obstructor in the slots on the surround brackets (see C in Figure 14). Face Installation and Cleaning 4. Install the side surround panels by lining up the holes in the tabs on the side surround panels in front of the holes on the surround brackets. A number of different face finishes and shapes are available for your Next insert two slotted 1/4" truss screws for each side surround panel Designer™ Flush Gas Insert. The insert Face comes with a sight obstruc- and secure loosely. -
Page 12: Gas Line Installation
Gas Line Installation The appliance 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 After leveling, position the insert in the fireplace, holding it about six 1/ psig. Check with your gas supplier or plumber. inches out from its final location. CAUTION: Specific Hearth Requirements apply (see Clearances and Specifications). Fuel Inlet Pressure Manifold Pressure Type Desired Minimum Maximum On Hi On Lo The Designer™ gas insert must be connected to the gas line in accordance Fire Fire with local codes and / or the National Fuel Gas Code, Z223.1-latest Natural 7" WC 5" WC... -
Page 13: Lp And Natural Gas Supplies
Propane (LP) and Natural Gas Supplies Air Shutter Adjustment Your Designer™ gas insert is equipped from the factory for use with The Designer gas insert has an air shutter control lever located behind natural gas only as specified on the Safety / Listing label attached to the the lower door on the insert's face and to the left of the gas valve. See appliance. This appliance can only be operated using propane gas (LP) Figure 17. The lever is linked to the primary air shutter on the main burner. if a certified fuel conversion kit provided by Lennox Hearth Products is The air shutter regulates the amount of primary air the burner receives installed by a qualified service technician. and therefore how clean the insert burns. The air shutter should only be adjusted by a qualified gas technician. The insert should burn for about 15 minutes with the logs installed before adjusting the air shutter. Pulling Also check the orifice size on the label on the igniter bracket. It must be the lever out will open the shutter and turn the flames more transparent the correct size for the fuel and altitude. and blue. Pushing the lever in will close the shutter and turn the flames more orange. Do not run propane tank dry. Running the tank dry may cause a hazardous condition due to pressure drop in empty tank. CAUTION: The air shutter should never be set so as to make the tips of the flames sooty or create sooting on the viewing glass, Solid fuel is NOT to be used with this unit. logs, or heat exchanger. If soot begins to form after burning, the air shutter should be opened gradually until the sooting condition stops. Gas quality and gas pressure may vary, which can affect the burning characteristics of the insert. -
Page 14: Operating Instructions
C. Use only your hand to push in or turn the gas control knob. Operating Instructions Never use any tool. If the knob will not push in or turn by hand, don't try to repair it, call a qualified service technician. Force or Pre-Lighting Checklist attempted repair may result in a fire or explosion. Be sure to check these items before the initial lighting of the D. DO NOT use this appliance if any part has been under water. insert: - All packaging materials are removed from the firebox; brick Immediately call a qualified service technician to inspect the panels and logs are installed. appliance and to replace any part of the control system and - The insert gas label must correspond to the gas supply available, any gas control which has been under water. that is “natural gas” for natural gas; "LP gas" for LP gas. - Be sure the gas pressure has been carefully checked (see Gas OPERATING INSTRUCTIONS Pressure Requirements). - Fingerprints or other marks are cleaned (while the insert is cool) CAUTION: YOUR Lennox Hearth Products gas INSERT MUST from any gold or nickel surfaces with denatured alcohol and ALWAYS BE OPERATED WITH GLASS IN PLACE. -
Page 15: Flame Color And Behavior
TO TURN OFF GAS TO APPLIANCE Robertshaw Millivolt Gas Valve 1. Turn off the "ON/OFF" rocker switch and/or thermostat (if in- stalled) to its lowest setting. 2. Turn off electric power to the appliance if service is to be performed. 3. Push in gas control knob slightly and turn clockwise TP/TH to "OFF." Do not force. Gas Control Knob Flame Height Control (Pilot / On / Off) Knob (HI/LO) This appliance needs fresh air for safe operation and must be installed so there are provisions for adequate combustion and ventilation air. Piezo Igniter ON/OFF Switch Millivolt Pilot Allumeur Interrupteur... -
Page 16: Replacing Burner Orifices
Orifices for High Elevations Quiet Operation REDUCING THE ORIFICE SIZE FOR HIGHER ALTITUDES MAIN- GAS NOISE: The sound of gas flowing through the insert may be detectable TAINS THE PROPER BTU INPUT TO AIR RATIO. TOO LARGE while the unit is in operation. This is a normal operating sound, however AN ORIFICE WILL RESULT IN HIGHER BTU INPUTS THAN THE if it is objectionable, it can be reduced by turning down the flame. Turning DESIGN ALLOWS, MAY RESULT IN AN UNSAFE CONDITION AND down the flame will reduce heat output. MAY VOID YOUR WARRANTY. BLOWER NOISE: As the insert heats up, the blower will come on to For altitudes above 2,000 ft. (610 M) (In Canada 4,500 FT/1370 M) the move hot air through the heat exchanger and into the room. Adjust the appliance should be derated by four (4%) percent every 1,000 ft. (305 blower speed with the blower control knob to the sound level and air flow desired. Blower To operate safely, your Designer™ gas insert must have the proper burner orifice size determined by the altitude at which it will be operated and other variables such as pressure and valve tolerances. If you have reason to... -
Page 17: On-Off" Switch And Thermostat
“On-Off” Switch And Thermostat Pilot adjustment is not normally required, but should it be necessary, it should be done only by a qualified service technician. The pilot adjust- ment screw is located below the ON/OFF/PILOT control knob. With a flat Your gas insert comes with an “ON/OFF” rocker switch used to turn the bladed screw driver, remove the pilot adjusting cover to access the pilot burner on and off while the pilot is on. The rocker switch can be installed adjusting screw. Adjust pilot screw to the properly sized flame. The flames in the hole in the right side of the top surround panel or in the hole in should completely surround the thermopile and extend across the main the panel to the left of the igniter button. The hole in the panel is covered burner tube ports. Be careful not to back the adjusting screw out of its by a label which must be carefully cut out before installing the rocker threads. Replace the cover and check for gas leaks. switch. The switch must be disconnected from the coil of wire to which it is attached, the plastic nut unscrewed from the back side of the switch Do not splice any millivolt wires. Consult the table on this page to deter- and then the switch can be inserted into the hole at either location. If the mine the proper gage of wire for the thermostat or wall switch connec- switch is to be located in the surround, route the wire behind the igniter tions. This table refers to the total length of the wire (out to the switch bracket and through the hole in the lower right side of the insert. Attach and back). The thermostat must be a millivolt type. A 24-volt furnace the three plastic adhesive wire restraints (found in the bag in the firebox) thermostat will not work. Never hook up household current - 120 Volts to the side surround panel. Feed the wire through these restraints and - to the millivolt system. It is not recommended to hook up any more up to the switch. Care should be taken to ensure the wire does not come than two switches to the insert (for example a rocker switch and a wall in contact with the hot surfaces of the firebox. Reconnect the wires to thermostat). Additional switches may affect the system resistance and the switch. increase the chance of the burner not igniting. Follow the instructions included with the thermostat or remote control for wiring. A wall thermostat or remote thermostat can be used to supplement the rocker switch. The thermostat and rocker switch will turn the burner The thermostat, remote control and rocker switch will turn the burner on and off independently. Be sure to set the rocker switch to the “Off”... -
Page 18: Millivolt Control System
Millivolt Control System PILOT Millivolt Control Schematic SPARKER PIEZO IGNITER This insert operates on a millivolt control system. As such, no addition power sup- Valve Terminals THERMOPILE ply is needed for the insert to operate. The pilot assembly contains a Thermopile, that when heated by the pilot flame, generates electricity (millivolts, mV=1/1000 of a volt) that travels to terminal #1. From this terminal it travels through a black wire to the Vent Safety Snap Switch. If this switch overheats Terminal MANIFOLD PRESSURE TAP PILOT TUBE through a flue blockage or vent pipe discon- nection it will open, stop the flow of mV and shut the insert off. This switch will automati- cally reset (close), when it is cooled down INLET... -
Page 19: Door Removal
Glass Door Removal Blower Removal CAUTION: Do not slam or strike glass door or damage may Unplug the power supply cord from the electrical outlet prior to remov- occur. ing the blower. The blower can be accessed through the back wall of the firebox. CAUTION: Label all wires prior to disconnection when servicing Do not remove the glass door while the insert is hot. To remove the glass controls. Wiring errors can cause improper and dangerous operation. door, use a 5/32" allen wrench and remove the top two screws (the screws Verify proper operation after servicing. See the blower-wiring diagram are indicated by arrows in Figure 22). Next, loosen the three screws below for reference. Remove the insert face, glass door, log set and brick below and lift the glass off of the lower screws. Be careful not to damage panels. All of these items are fragile so handle them with care. Remove or scratch the glass while handling. To reinstall the glass, reverse the the two allen head screws at the left and right front of the air control panel removal steps. Do not operate the insert with the glass removed. and lift the panel out. Next, remove the nine allen head screws around the outside of the panel fastened to the back wall of the firebox. Rotate the top of this panel toward the front, remove the two wires connected to the blower and then lift the panel with the blower attached out of the firebox. To reinstall the blower, repeat these steps in the reverse order. Electrical Requirements This gas insert operates without an outside power source, however the blower requires a 120 Volt electrical service outlet. The blower must be electrically grounded in accordance with local codes. In the absence of local grounding codes, the National Electrical Code ANSI/ NFPA 70 - lat- est edition. In Canada, the current CSA C22-1 Canadian Electrical Code - latest edition. The blower is equipped with a three pronged (grounding) plug for your protection against electrical shock hazard and should only DO NOT... -
Page 20: Fuel Conversion And Cassette Installation
Fuel Conversion and Cassette Installation 4. Label and disconnect the black wires from terminals 1 and 3 from the ON/OFF switch and thermostat (if installed) and the black wire at terminal 1 to the vent safety snap switch. Converting your Designer™ gas insert between natural gas and LP can be 5. Remove the one allen head screw which holds the burner in place. accomplished by either changing the cassette (valve and pilot assembly) Grasp the burner air shutter with your left hand and the burner with or installing a conversion kit (valve regulator, burner orifice and pilot ori- your right hand, then pull the right end of the burner up and to the fice). Only a qualified service technician should perform the conversion, right (releasing the air shutter from the air shutter linkage wire). as it requires disconnecting the gas supply line and other procedures 6. Disconnect the wire from the back of the piezo igniter (push button that should only be performed by a qualified technician. igniter). 7. Remove all six allen head screws (around the perimeter of the cas- Cassette Removal: sette panel) fastening the cassette to the firebox. 1. Be sure the gas supply is off and blower power cord is disconnected 8. Grasp the air shutter linkage wire in your left hand and pull it up as before beginning the conversion. Disconnect the gas supply from you lift and rotate the rear of the cassette panel up and through the the insert being careful not to apply pressure to the valve in the firebox. process. 9. Install new, converted, or serviced cassette in the reverse order of 2. Remove the face, glass door, log set and brick panels (see related removal. All parts and wires must be correctly reinstalled to ensure topics). safe and proper operation of the unit. Check for gas leaks prior to 3. Remove the two allen head screws at the center front of the firebox burning the insert. -
Page 21: Troubleshooting
TROUBLESHOOTING NOTE: When troubleshooting the gas control system, be sure the external gas shut off valve, located at the gas supply inlet is in the “ON” position. IMPORTANT: Call your gas supplier or plumber for additional help with any gas control problem. Valve system troubleshooting should only be accomplished by a qualified service technician. SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION Thin black coating (soot) 1) Improper log or 1) See Log Set and Ember Installation on Pages 9 and 10. If there is soot in one spe- forms on the viewing ember placement cific location, the rockwool below this location needs to be adjusted. This can be done by glass, logs, or firebox ) Improper air shutter pulling embers forward slightly. If the flames have soot tails, the shutter will need to be setting opened. 3) Not enough combus- ) If sooting continues open air shutter (see Air Shutter Adjustment on Page 13) tion air 3) Check for debris obstructing air flow in valve compartment under insert or in front of 4) Incorrect gas pres- lower venting. sure 4) Have gas supplier check for correct gas pressure (7" W.C. natural gas: 11" W.C. pro- pane gas) Humming or whistling 1) Normal operating 1) See Quiet Operation on Page 16. The noise may be reduced by slightly turning down coming from insert. noise the flame. Turning the flame down will reduce the heat output of the insert. ) Obstructed orifice ) If noise is excessive or is “whistling” have your gas supplier check the regulator and opening orifices and replace if necessary. 3) Defective regulator 3) If noise is excessive or is “whistling” have your gas supplier check the regulator and orifices and replace if necessary. - Page 22 REPLACEMENT PARTS - Designer™ (DBV) Remote Wall Contact an Authorized Lennox Hearth Products dealer to obtain any Controls Control Thermostat of these parts. Never use substitute materials. Use of non-approved parts can result in poor performance and safety hazards. Part Number Description Cat. No. Model Description H3047 Cassette Assembly, NG 70005 RT-AC Remote Thermostat AC (ref. form #775280M) (if LP, also requires 75173 conversion kit) H051 RCL-STAT Remote Control, RCL-STAT, Deluxe Ther- H5935 Burner Assembly mostat, DC (ref. form #750129M) H5937 Gas Control Valve, NG H4635 DWTK Wall Thermostat, Digital (if LP, also requires H5941 LP regulator) H5939 Regulator, NG 7573 GASINS-RSCP-B Round Black On/Off Switch Cover Plate...
- Page 23 Surround Trim Kits Face Kits (ref. form #775261M) Cat. No. Model Description Screen Face Kit, Black H5143 GFT941-B Trim/Black 9" x 41" 37-1/" W x 5-1/" H H5145 GFT948-B Trim/Black 9" x 48" (ref. form #775278M) H5144 GFT3341-B Trim/Black 33" x 41" H5146 GFT3348-B Trim/Black 33" x 48" 7508 SCREEN-DBV-RDV Screen Face/Double Door 75036 GFT941-G Trim/Gold 9" x 41" 75038 GFT948-G Trim/Gold 9" x 48" 75040 GFT3341-G Trim/Gold 33" x 41" Barrier Screen Kit 7504 GFT3348-G Trim/Gold 33" x 48"...
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Page 24: Minimum Clearances
TESTÉ SELON LA NORME ANSI Z21.88-2005/CSA 2.33-2005 «FOYER RADIANT AU GAZ», UL307B, CSA P.4.1-02, ET CGA 2.17-M91. Manufactured By / Fabriqué Par: CET APPAREIL DOIT ÊTRE INSTALLÉ CONFORMÉMENT AUX EXIGENCES DES CODES RÉGIONAUX ET DU CODE D’INSTALLATION LENNOX HEARTH PRODUCTS ANSI NFPA 54-DERNIÈRE ÉDITION (ETATS-UNIS), OU CAN/CGA-B149.1-DERNIÈRE ÉDITION (CANADA). CET APPAREIL DOIT ÊTRE PO BOX 987 INSTALLÉ... -
Page 25: To Turn Off Gas To Appliance
LIGHTING LABEL FOR YOUR SAFETY READ BEFORE OPERATING POUR VOTRE SÉCURITÉ, LIRE AVANT L’ALLUMAGE WARNING: AVERTISSEMENT: IF YOU DO NOT FOLLOW THESE INSTRUCTIONS EXACTLY, A FIRE OR EXPLOSION MAY RESULT CAUSING SI VOUS NE RESPECTEZ PAS RIGOUREUSEMENT LES INSTRUCTIONS CI-DESSOUS, VOUS POURRIEZ ENCOURIR UN RISQUE D’INCENDIE ET/OU PROPERTY DAMAGE, INJURY OR LOSS OF LIFE. -
Page 26: Replacement Parts
WARRANTY Normally, all parts should be ordered through your Lennox Hearth Products distributor or dealer. Parts will be shipped at prevailing prices at time of order. Your gas insert is covered by a limited warranty (provided with appliance). Please read the warranty to be familiar with its coverage. When ordering repair parts, always give the following information: Retain this manual. File it with your other documents for future refer- 1. The model number of the appliance. ence. . The serial number of the appliance. PRODUCT REFERENCE INFORMATION 3. The part number. 4. The description of the part. 5. The quantity required. We recommend that you record the following important information 6. The installation date of the appliance. about your appliance. Please contact your Lennox Hearth Products dealer for any questions or concerns. For the number of your nearest Lennox If you encounter any problems or have any questions concerning the Hearth Products dealer, please call 1-800-9-LENNOX. installation or application of this system, please contact your dealer. REPLACEMENT PARTS LENNOX HEARTH PRODUCTS 1110 West Taft Avenue See Page 22 for a complete replacement parts list. Use only parts sup-...