American Hearth Lincoln AVFP24FP2 L-1 Series Installation Instructions And Owner's Manual

Unvented gas fireplace hydraulic thermostat

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American Hearth
AVFP24FP20L
Owner's Manual
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AVFP24FP20L
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Summary of Contents for American Hearth Lincoln AVFP24FP2 L-1 Series

  • Page 1 This Owner's Manual is provided and hosted by Appliance Factory Parts. American Hearth AVFP24FP20L Owner's Manual Shop genuine replacement parts for American Hearth AVFP24FP20L Find Your American Hearth Fireplace Parts - Select From 88 Models -------- Manual continues below --------...
  • Page 2 INSTALLATION INSTRUCTIONS OWNER'S MANUAL The Lincoln Vent-Free Gas Fireplaces UNVENTED GAS FIREPLACE HYDRAULIC THERMOSTAT MODELS: AVFP24FP2(0,1,2,3)L(N,P)-1 MILLIVOLT MODELS: AVFP24FP3(0,1,2,3)L(N,P)-1 AVFP24FP3(0,1,2,3)L10(N,P)-1 (10,000 BTU UNIT) INTERMITTENT PILOT MODELS: AVFP24FP7(0,1,2,3)L(N,P)-1 AVFP24FP7(0,1,2,3)L10(N,P)-1 (10,000 BTU UNIT) This appliance may be installed in an aftermarket, permanently located, manufactured (mobile) home, where not prohibited by local codes.
  • Page 3: Table Of Contents

    TABLE OF CONTENTS SECTION PAGE IMPORTANT SAFETY INFORMATION ..............3 SAFETY INFORMATION FOR USERS OF LP-GAS ..........4 INTRODUCTION ......................5 SPECIFICATIONS ....................6 WATER VAPOR: A BY-PRODUCT OF UNVENTED ROOM HEATERS ....6 PROVISIONS FOR ADEQUATE COMBUSTION & VENTILATION AIR ....6-7 GAS SUPPLY ......................8 CLEARANCES ......................9 COMBUSTIBLE MATERIAL ..................9 INSTALLATION OF FIREPLACE INTO MANTEL ..........10...
  • Page 4: Important Safety Information

    IMPORTANT SAFETY INFORMATION THIS IS A HEATING APPLIANCE DANGER: Indicates a hazardous situation which, if not avoided, will • WARNING! This fireplace needs fresh air for ventilation to result in death or serious injury. run properly. This fireplace has an ODS (oxygen depletion sensor) which will shut down the heater if adequate fresh air is WARNING: Indicates a hazardous situation which, if not avoided, not available.
  • Page 5: Safety Information For Users Of Lp-Gas

    SAFETY INFORMATION FOR USERS OF LP-GAS Propane (LP-Gas) is a flammable gas which can cause fires with the members of your household. Someday when there and explosions. In its natural state, propane is odorless and may not be a minute to lose, everyone's safety will depend colorless. You may not know all the following safety precautions on knowing exactly what to do.
  • Page 6: Introduction

    INTRODUCTION Instructions to Installer instructions. 1. Installer must leave instruction manual with owner after Any alteration of the original design, installed other than as installation. shown in these instructions or use with a type of gas not 2. Installer must have owner fill out and mail warranty card supplied shown on the rating plate is the responsibility of the person with unvented room heater.
  • Page 7: Specifications

    SPECIFICATIONS AVFP24FP3*L Accessories Model AVFP24FP2*L AVFP24FP3*L10 AVFP24FP7*L FBB6 Automatic Blower Input Max. 20,000 20,000 10,000 VPP1A-22 Aged Brick Liner Min. 14,000 10,000 10,000 VFF24BR-1 Brass Trim Kit Fireplace Dimensions VFF24SS-1 Stainless Steel Trim Kit Height 26 3/8" 26 3/8" 26 3/8" VFF24HP-1 Hammered Pewter Trim Kit Depth...
  • Page 8 3. Add the BTU/Hr of all fuel burning appliances in the space. Vent-free heater BTU/Hr Gas water heater BTU/Hr Gas furnace BTU/Hr Vented gas heater BTU/Hr Gas fireplace logs BTU/Hr Other gas appliances* + BTU/Hr Total BTU/Hr Example: Vented gas heater 20,000 BTU/Hr Vent-free heater...
  • Page 9: Gas Supply

    GAS SUPPLY The appliance must be isolated from the gas supply piping Check all local codes for requirements, especially for the size and system by closing its individual manual shutoff valve during type of gas supply line required. any pressure testing of the gas supply piping system at test Recommended Gas Pipe Diameter pressures equal to or less than 1/2 psig (3.5 kPa).
  • Page 10: Clearances

    CLEARANCES Mantel Clearances for Built-in Installation Minimum Wall and Ceiling Clearances 30” (762mm) Figure 4 This fireplace can be installed with zero clearance to combustible material. When facing the front of the appliance the minimum clearances to combustible construction (material) are the following: Clearances from the right side or left side of the fireplace opening to any combustible wall or material should not be less than 4 inches.
  • Page 11: Installation Of Fireplace Into Mantel

    INSTALLATION OF FIREPLACE INTO MANTEL Position base approximately 5" from wall surface. Installing Fireplace in Mantel Attach nailing flange to fireplace top with two 10 x 1/2" screws. Place fireplace on top of base. Gas line connections must be made at this time. When facing the fireplace the gas supply will enter on right-hand side.
  • Page 12: Built-In Fireplace Installation

    BUILT-IN FIREPLACE INSTALLATION Built-In Fireplace Installation Rough Opening for Installing in Corner Built-in installation of this fireplace involves installing fireplace into a framed-in enclosure. This makes the front of fireplace flush with wall. If installing a mantel above the fireplace, you must follow the clearances shown in Figure 5, page 9.
  • Page 13: Placement Of Glowing Embers (Rock Wool)

    PLACEMENT OF GLOWING EMBERS (ROCK WOOL) Provided with the log set is a small bag of glowing embers (rock Replacement of loose material (glowing embers) must be purchased wool) to be placed between logs on the flat metal surface of the from Empire Comfort Systems, Inc.
  • Page 14: Millivolt Control Lighting Instructions

    MILLIVOLT CONTROL LIGHTING 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. A. This appliance has a pilot which must be lighted by C. Use only your hand to push in or turn the gas control hand.
  • Page 15: 10,000 Btu Millivolt Control Valve Lighting Instructions

    10,000 BTU MILLIVOLT CONTROL VALVE LIGHTING 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. A. This appliance has a pilot which must be lighted by hand. C. Use only your hand to push in or turn the gas control When lighting the pilot, follow these instructions exactly.
  • Page 16: Hydraulic Thermostat Models Lighting Instructions

    HYDRAULIC THERMOSTAT MODELS LIGHTING 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. A. This appliance has a pilot which must be lighted by C. Use only your hand to push in or turn the gas control hand.
  • Page 17: Intermittent Pilot Lighting Instructions

    INTERMITTENT PILOT LIGHTING 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. A. This appliance has a pilot which must be lighted by hand. When C.
  • Page 18: Log Placement

    LOG PLACEMENT Place rear (#1) log onto two pins on rear log support. Log Placement Place left, front (#2) log onto two left, front pins on burner pan. Place right, front (#3) log onto two right, front pins on burner pan.
  • Page 19: Pilot Flame Characteristics

    PILOT FLAME CHARACTERISTICS Figures 13, 14 and 15 show a correct pilot flame pattern. The correct flame will be blue and will extend beyond the thermocouple. The flame will surround the thermocouple just below the tip. A slight yellow flame may occur where the pilot flame and main burner flame meet. Figures 16, 17 and 18 show an incorrect pilot flame pattern.
  • Page 20 PILOT FLAME CHARACTERISTICS Incorrect Pilot Flame Pattern PILOT THERMOPILE THERMOCOUPLE THERMOCOUPLE (NATURAL) (LPG) Millivolt Pilot, Figure 16 PILOT THERMOCOUPLE THERMOCOUPLE (NATURAL) (LPG) Hydraulic Thermostat Pilot, Figure 17 IGNITOR SENSOR PILOT Intermittent Pilot, Figure 18 If pilot flame pattern is incorrect as shown in Figures 16 and 17 • See Troubleshooting, Page 22 If pilot flame pattern is incorrect, as shown in Figure 18.
  • Page 21: Main Burner And Thermostat Operation

    PILOT FLAME CHARACTERISTICS Cleaning and Pilot Maintenance Oxygen Depletion Sensor Pilot When the pilot has a large yellow tip flame, clean the Oxygen Depletion Sensor as follows: Clean the ODS pilot by loosening nut B from the pilot tubing. When this procedure is required, grasp nut A with an open end wrench.
  • Page 22: Millivolt Wiring

    MILLIVOLT WIRING Label all wires prior to disconnection when servicing controls. Wiring Remote Receiver errors can cause improper and dangerous operation. Verify proper Use the following steps to place the remote receiver adjacent to operation after servicing. the gas valve. Attention: The remote receiver bracket is not used in this Millivolt thermopile is self powered, gas valve does not require 110 installation.
  • Page 23: Millivolt Troubleshooting

    MILLIVOLT TROUBLESHOOTING SYMPTOMS, POSSIBLE CAUSES AND CORRECTIONS Turn appliance OFF and allow to cool before servicing. Only a qualified service person should service and repair the heater. When ignitor button is pressed, there is no spark at ODS/ pilot lights, keep control knob pressed in 30 seconds. pilot.
  • Page 24: Intermittent Control System Operating Instructions

    INTERMITTENT CONTROL SYSTEM OPERATING INSTRUCTIONS 5.25 VDC ELECTRONIC CONTROL VALVE Follow the SAFETY and LIGHTING INSTRUCTIONS for In- termittent Pilot controls found in this manual, and on labels The electronic control valve system includes the ability to switch found in the control compartment located in the lower cavity the pilot from a standing pilot mode to an intermittent pilot mode.
  • Page 25: Intermittent Control System Wiring Diagram

    INTERMITTENT CONTROL SYSTEM WIRING DIAGRAM If any of the original wire as supplied with this unit must be replaced, it must be replaced with equivalent gauge and temperature rated wire. This appliance is only for use with the type of gas indicated on the rating plate and may be installed in an aftermarket, permanently located, manufactured (mobile) home where not prohibited by local codes.
  • Page 26: Intermittent Control System Troubleshooting

    INTERMITTENT CONTROL SYSTEM TROUBLESHOOTING Brief Description of the Components The gas valve is fitted with a manual HI/LO knob to allow for man- ual modulation of the gas outlet pressure to the appliance burner. The controls are designed to be used with either LPG or Natural Gas and can be converted by use of an OEM supplied conversion kit.
  • Page 27 INTERMITTENT CONTROL SYSTEM TROUBLESHOOTING If the DFC giving signal lock out: Verify the electrical connections’ integrity and The board should be unlocked to make sure they are in accordance with the relevant reinitiate a pilot flame ignition (for Is the DFC board in system wiring diagram.
  • Page 28 INTERMITTENT CONTROL SYSTEM TROUBLESHOOTING Replace DFC board. Main burner lights when the pilot only Replace the gas valve. should light. Verify the pilot flame fully engulfs the tip of the sense electrode. If not replace the pilot assembly. Replace the pilot assembly. Carefully clean the electrical connections of the sense cable, and the DFC board sense cable connection.
  • Page 29: Parts List

    PARTS LIST ATTENTION: When ordering parts, it is very important that part number and description of part coincide. INDEX PART INDEX PART DESCRIPTION DESCRIPTION COMMON AVFP24FP30L and AVFP24FP30L10 25897 TRIM - TOP R3623 PILOT ASSEMBLY - LPG 25895 TRIM - LEFT R3624 PILOT ASSEMBLY - NAT 25896...
  • Page 30 PARTS LIST ATTENTION: When ordering parts, it is very important that part number and description of part coincide. INDEX PART INDEX PART DESCRIPTION DESCRIPTION AVFP24FP70L AVFP24FP70L10 R11328 PILOT ASSEMBLY, NAT R11328 PILOT ASSEMBLY, NAT R11327 PILOT ASSEMBLY, LP R11327 PILOT ASSEMBLY, LP R5676 AIR SHUTTER - NAT R5676...
  • Page 31: Parts View

    PARTS VIEW AVFP24FP7 Series AVFP24FP2 Series AVFP24FP3 Series 34 33 Page 30 29830-8-0714...
  • Page 32: Optional Brick Liner Installation Instructions

    OPTIONAL BRICK LINER INSTALLATION INSTRUCTIONS VPP1A-22 For Unvented Gas Fireplace INSTALLING OPTIONAL BRICK LINER Remove screen assembly from fireplace. Remove logs from burner assembly. Insert rear brick liner and two side brick liners onto bottom of the inner casing. Align grout lines on rear brick liner with grout lines on side brick liners.
  • Page 33: Optional Blower Installation Instructions

    OPTIONAL BLOWER INSTALLATION INSTRUCTIONS FBB6 for Unvented Gas Fireplace Models AVFP24FP2 Series & AVFP24FP3 Series INSTALLING OPTIONAL BLOWER Insert blower assembly in left side of outer casing. Motor with wiring will be to the inside of the outer casing, blower chute Remove bottom louver.
  • Page 34 OPTIONAL BLOWER INSTALLATION INSTRUCTIONS 25. Position blower shield beneath left flange on burner assembly. 12. Route wires from fan control behind inner casing to bottom of Align clearance hole on left flange of burner assembly with outer casing. screw hole on blower side shield. 13.
  • Page 35 OPTIONAL BLOWER INSTALLATION INSTRUCTIONS (cont.) 30. Attach rear log support to inner casing with three Wiring 10 x 1/2" screws from step 4. The appliance, when installed, must be electrically grounded in 31. Place and align blower diverter on top of inner casing. Attach accordance with local codes or, in the absence of local codes, deflector to top of inner casing with two 10 x 1/2"...
  • Page 36 OPTIONAL BLOWER INSTALLATION INSTRUCTIONS (cont.) FBB6 PARTS LIST Index Part Description Number 11508 FAN CONTROL BRACKET R2503 FAN CONTROL 11301 BLOWER DIVERTER R2099 CORD SET R1410 STRAIN RELIEF BUSHING 25794 BLOWER BASE ASSEMBLY R2804A BLOWER ASSEMBLY R5804 WIRE HARNESS R1404 SNAP BUSHING 11507 BLOWER SHIELD - SIDE...
  • Page 37: Parts List And Parts View For Optional Trim Kits

    PARTS LIST AND PARTS VIEW FOR OPTIONAL TRIM KITS Attention: When ordering parts, it is very important that the part number and description coincide. Index Number Part Number Description VFF24BR Brass Trim Kit 25974 Trim Top 25972 Trim Left 25973 Trim Right VFF24SS Stainless Steel Trim Kit 25982...
  • Page 38: Master Parts Distributor List

    MASTER PARTS DISTRIBUTOR LIST To Order Parts Under Warranty, please contact your local Empire dealer. See the dealer locator at www.empirecomfort. com. To provide warranty service, your dealer will need your name and address, purchase date and serial number, and the nature of the problem with the unit.
  • Page 39: Appliance Service History

    APPLIANCE SERVICE HISTORY Date Dealer Name Service Technician Name Service Performed/Notes Page 38 29830-8-0714...
  • Page 40 APPLIANCE SERVICE HISTORY Date Dealer Name Service Technician Name Service Performed/Notes 29830-8-0714 Page 39...
  • Page 41: Warranty

    WARRANTY Empire Comfort Systems Inc. warranties this hearth product to be free from defects at the time of purchase and for the periods speci- fied below. Hearth products must be installed by a qualified technician and must be maintained and operated safely, in accordance with the instructions in the owner’s manual.

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