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INSTALLATION AND OPERATION

 

     
 
   
 
 

  
 
 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 
                         
 

                               

    
    

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

FREESTANDING VENTED GAS FIRED ROOM HEATERS

RETAIN THIS MANUAL FOR FUTURE REFERENCE 

P/N 775,021M  Rev. C,  8/04 

Models: L20 BF-2 (B-Vent) and L20 DVF-2 (Direct-Vent) 

Model L20 DVF-2 may be installed in an aftermarket permanently located,

manufactured (mobile) home, where not prohibited by local codes

  

 

Report #189122-1027389 

 

WARNING: IF THE INFORMATION IN THIS MAN-
UAL IS NOT FOLLOWED EXACTLY, A FIRE OR
EXPLOSION MAY RESULT CAUSING PROPERTY
DAMAGE, PERSONAL INJURY OR LOSS OF LIFE.

 

FOR YOUR SAFETY:  Do not store or use gasoline 
or other flammable vapors or liquids in the vicin-
ity 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 quali-
fied installer, service agency or the gas supplier.

 

AVERTISSEMENT: ASSUREZ-VOUS DE BIEN SUIVRE LES
INSTRUCTIONS DONNÉ DANS CETTE NOTICE POUR
RÉDUIRE AU MINIMUM LE RISQUE D’INCENDIE OU
POUR ÉVITER TOUT DOMMAGE MATÉRIEL, TOUTE
BLESSURE OU LA MORT.

POUR VOTRE SÉCURITÉ:  Ne pas entreposer ni utiliser 

d’essence ni d’autre vapeurs ou liquides inflammables dans 

le voisinage de cet appareil ou de tout autre appareil. 

 

POUR VOTRE SÉCURITÉ:  Que faire si vous sentez une 

odeur de gaz: 

 

• Ne pas tenter d’allumer d’appareil. 

• Ne touchez à aucun interrupteur.  Ne pas vous 

  servir des téléphones se trouvant dans le batiment  

  où vous vous trouvez. 

• Evacuez la piéce, le bâtiment ou la zone. 

• Appelez immédiatement votre fournisseur de gaz  

  depuis un voisin.  Suivez les instructions du  

 fournisseur. 

• Si vous ne pouvez rejoindre le fournisseur de gaz, appe-

lez le service dos incendies.  

 

L’installation et service doit être exécuté par un qualifié 

installeur, agence de service ou le fournisseur de gaz.

 

L20 DVF-2 shown with optional gold door and brickaded interior 

MANUAL

 

Содержание L20 BF-2

Страница 1: ...ed call the fire department Installation and service must be performed by a quali fied installer service agency or the gas supplier AVERTISSEMENT ASSUREZ VOUS DE BIEN SUIVRE LES INSTRUCTIONS DONN DANS...

Страница 2: ...SIDENTIAL LINE VOLT AGE TO THE GAS CONTROL VALVE OR CONTROL WIRING SYSTEM OF THE UNIT 9 ANY SAFETY SCREEN OR GUARD REMOVED FOR SERVIC ING MUST BE REPLACED PRIOR TO OPERATING THE AP PLIANCE 10 WARNING...

Страница 3: ...e 11 CONGRATULATIONS ON THE PURCHASE OF YOUR NEW GAS APPLIANCE MANUFACTURED BY LENNOX HEARTH PROD UCTS When you purchased your new gas fired heater you joined the ranks of thousands of concerned indiv...

Страница 4: ...of appliance deration replacing burner orifice with a smaller one to reduce input Ratings must be reduced at the rate of 4 percent for each 1 000 feet above sea level Refer to for USA NFPA 54 ANSI Z2...

Страница 5: ...e 2 Local amendments 3 Recognized testing lab CSA AGA 4 Is a permit required cost 5 In some states or municipalities a licensed gas fitter or plumber may be required to install this appliance Check wi...

Страница 6: ...aftermarket permanently located manufactured home where not prohibited by local codes When installed in Manufactured Housing the following supplemental requirements must be met The appliance must be...

Страница 7: ...al vent installation requirements Horizontal vent clearances 3 minimum top 1 minimum on bottom and sidewalls Vertical vent clearances 1 minimum Install vent support brackets every 4 feet of vertical p...

Страница 8: ...j BlackPipeLength N A N A SV0E45 45Elbow Galvalume 945 45Elbow Galvanized SV0EB45 45Elbow Black 945B 45Elbow Black SV0E90 90Elbow GalvalumeSwivel 990G 90Elbow GalvanizedSwivel SV0EB90 90Elbow BlackSwi...

Страница 9: ...Factory Built Chimney Conversion Kit B for 6 7 8 I D Only compatible w specific brands Contact Vent Manufacturer SV4CCK3 Factory Built Chimney Conversion Kit for 10 I D 1 insulation 7 I D 2 insulatio...

Страница 10: ...meter regulator assembly within 3 feet 90 cm horizontally from the centerline of the regulator I 3 ft USA Clearance to service regulator vent outlet 6 ft CAN J 9 USA Clearance to non mechanical air s...

Страница 11: ...ping and components Refer to the pipe manufacturer s installation instructions for specific requirements for their product Maintain proper clearances to combustible materials as specified by the pipe...

Страница 12: ...valve must be installed up stream of any connector so that the appliance may be isolated to allow service removal and replacement within six feet of the appliance per NFPA 54 or twelve inches in some...

Страница 13: ...g the latching rod in the rod guide Care should be exercised to not adjust the tension too high If glass door removal is required for replacement or mainte nance the door can be removed in the open po...

Страница 14: ...pins and mounts provided This will en sure a proper flame and safe combustion 1 Carefully place the largest log in the rear of the firebox as shown in the following illustration 2 Install the front lo...

Страница 15: ...essary for the desired flame characteristics see Burner Flame Appearance page 21 To adjust air shutter 1 Remove burner from firebox by removing the 2 nuts as shown in the following picture Then lift b...

Страница 16: ...the floor If you smell gas STOP Follow B in the safety information above on this label If you don t smell gas go to the next step 6 Visually locate the pilot located in the center of the firebox benea...

Страница 17: ...a relief door in case of delayed ignition blowback If the relief door opens remove back panel and inspect for gasket damage If necessary replace with fac tory supplied gasket only Confirm relief door...

Страница 18: ...n est pas propre et compl te jusqu l op ration de l appareil converti est ch que suivant les crit res tablis dans les instructions de propri taire provisionn es avec l quipement IN CANADA The convers...

Страница 19: ...t inlet 1 2 NPT fitting using the fitting required 11 Perform leak Test CAUTION After this procedure is complete with appli ance installed and connected to gas line recheck the pilot connection and ma...

Страница 20: ...t air intake system is disassembled for any reason the service technician should follow vent manu factures instructions for proper reassembly and sealing of the vent air intake system IMPORTANT APPLIA...

Страница 21: ...nce or behavior as outlined here consult a qualified gas appliance technician A proper burner flame is shown above The burner flame should have the following characteristics after initial start up let...

Страница 22: ...ating system components for repair replacement Note If replacement of any of the original wire is necessary use 105 C thermoplastic wiring MODEL L20 BF 2 MODEL L20 DVF 2 CIRCULATING BLOWER WIRING DIAG...

Страница 23: ...en shuts off pilot flame remains lit a Flue vent is blocked flue gas is spilling which activates the safety switch and shuts down the appliance b B Vent The house is negatively pressurized Examine ven...

Страница 24: ...switch A O ohms reading indicates a good switch An infinite ohms of 1 reading indicates a defective or open switch If spillage is suspected a simple spillage test can be conducted to confirm or out ru...

Страница 25: ...L37 Blower Air Circulating All 3 52L12 Thermal Fan Switch All 4 34121H Disc High Limit Manual Reset Spill Switch L250 30F L20 BF 2 5 10050088 Rheostat speed control for blower All 6 12058820 Power Cor...

Страница 26: ...or Kit L20 Gold 2 14M05 BRK L20 Brickaded Interior Kit L20 3 H0251 RC STAT Deluxe Remote Control Thermostatically controlled 4 H0249 RC RC Remote Control Standard On Off 5 89L36 WTK Wall Thermostat Ki...

Страница 27: ...Side View SPECIFICATIONS GAS TYPE NATURAL GAS PROPANE LP CLEARANCES TO COMBUSTIBLES Orifice Size 40 098 53 0595 Back Wall Min 2 In 51 mm Minimum Supply Pressure 4 5 WC 10 5 WC Side Wall Min 12 In 305...

Страница 28: ...y Top View Side View SPECIFICATIONS GAS TYPE NATURAL GAS PROPANE LP MINIMUM CLEARANCES TO COMBUSTIBLES Orifice Size 40 098 53 0595 Back Wall Min 2 In 51 mm Minimum Supply Pressure 4 5 WC 10 5 WC Side...

Страница 29: ...SAFETY LISTING LABEL RATING PLATE PAGE 29...

Страница 30: ...SAFETY LISTING LABEL RATING PLATE PAGE 30...

Страница 31: ...31 OWNERSHIP RECORDS Dealer s Name Dealer s Address City State Zip Code Serial Number Date of Purchase Date Installed Notes SERVICE AND MAINTENANCE LOG Service Service Service Date Technician Descrip...

Страница 32: ...venue Orange CA 92865 LENNOX reserves the right to make changes at any time without notice in design materials specifications prices and also for discontinued colors styles and products Consult your l...

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