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FMI HD18NB Owner's Operation And Installation Manual

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UNVENTED (VENT-FREE) GAS LOG HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
PFS
®
US
18" AND 24" VARIABLE MANUAL CONTROL MODELS
HD18NB, HD18PB, HD24NB AND HD24PB
WARNING: If the information in this manual is not
— WHAT TO DO IF YOU SMELL GAS
-
For more information, visit www.fmiproducts.com

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Summary of Contents for FMI HD18NB

  • Page 1 OWNER’S OPERATION AND INSTALLATION MANUAL ® 18" AND 24" VARIABLE MANUAL CONTROL MODELS HD18NB, HD18PB, HD24NB AND HD24PB WARNING: If the information in this manual is not — WHAT TO DO IF YOU SMELL GAS For more information, visit www.fmiproducts.com...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS Safety ..............2 Troubleshooting ..........20 ........... 5 Parts ..............24 Local Codes............5 ............ 26 Unpacking............5 Replacement Parts ..........26 Product Features ..........5 Technical Service..........26 Air For Combustion and Ventilation ..... 6 Service Hints ............. 26 Installation ............
  • Page 3 SAFETY Continued WARNING: Do not use a chemicals known to the State of California to cause cancer or WARNING: Do not allow fans Early signs of carbon monoxide poisoning resemble the more affected by carbon monoxide than oth- will remain hot for a time after high altitudes.
  • Page 4 SAFETY Continued of gas indicated on the rating plate. This other gases. 2. Do not place propane/LP supply tank(s) inside any structure. Locate propane/LP supply tank(s) outdoors (propane/LP units tilation to run properly. This heater has an only). Oxygen Depletion Sensing (ODS) safety heater if not enough fresh air is available.

  • Page 5: Local Codes

    PRODUCT IDENTIFICATION Log Set Figure 1 - Yellow Flame Vent-Free Gas Log Heater LOCAL CODES State of Massachusetts: The installa- tion must be made by a licensed plumber use the latest edition of The National Fuel Gas Code ANSI Z223/NFPA 54*. Massachusetts.

  • Page 6: Air For Combustion And Ventilation

    AIR FOR COMBUSTION AND VENTILATION WARNING: This heater shall construction where: National Fuel Gas Code, ANSI Z223.1/NFPA 54, the International Fuel Gas Code, If your home meets all of the three criteria See Ventilation Air From Outdoors If your home does not meet all of the three Determining their homes as airtight as possible.
  • Page 7 AIR FOR COMBUSTION AND VENTILATION Continued 1. Determine the volume of the space (length See Ventilation Air From Inside Building. B. Vent room directly to the outdoors. See Length x Width x Height =__________cu. ft. Ventilation Air From Outdoors (volume of space) Example: If the actual Btu/Hr used is less than the maxi- (volume of space)

  • Page 8: Installation

    AIR FOR COMBUSTION AND VENTILATION Continued NOTICE: State or local codes may Provide extra fresh air by using ventilation items directly to the outdoors or spaces open to the outdoors. These spaces include attics National Fuel Gas Code ANSI Z223.1/NFPA 54, Air for Combustion and Ventilation of ventilation grills or ducts.
  • Page 9 INSTALLATION Continued CAUTION: This heater cre- currents move heat to wall sur- heater next to vinyl or cloth wall MINIMUM CLEARANCES FOR SIDE the air exist, may discolor walls AND CEILING cabinet to any combustible material and IMPORTANT: Vent-free heaters add moisture Example: etc.

  • Page 10: Mantel Clearances

    INSTALLATION Continued MATERIAL CLEARANCES Note: If using a mantel, proceed to If Using Mantel. If not using a mantel, follow the infor- must have noncombustible material behind it. mation below. Noncombustible material must extend at least page 11 for minimum clearances. MANTEL CLEARANCES you must have noncombustible material be- In addition to meeting noncombustible mate-...
  • Page 11 INSTALLATION Continued Note: When used as a vented heater, ap- pliance must be installed only in a solid-fuel structed of noncombustible material. For Massachusetts Residents Only: Instal- lation of this gas log set as a vented appliance Follow all minimum clearances quires the damper be permanently removed NOTICE: If your installation does you may use this heater as a vented product.
  • Page 12 INSTALLATION Continued opening you must provide. Attach damper Diameter Area 20 sq. inches IMPORTANT: Make sure heater burners are 29 sq. inches 39 sq. inches 51 sq. inches Installation Items Needed local codes) 6' to 15' 39 sq. inches 15' to 30' 29 sq.
  • Page 13 INSTALLATION Continued mounting brackets (see Figure 11). If units, never connect heater to drill bit. Installation Items Needed package) (see Figure 11). Masonry tap is an acceptable alternative to test gauge Mounting connection. Purchase the optional equipment Bracket shutoff valve from your dealer. Figure 11 - Attaching Base Assembly to Fireplace Floor rain or sleet.
  • Page 14 INSTALLATION Continued We recommend that you install sediment trap CAUTION: Use only new, fuel supply and heater. Locate sediment contaminants. This keeps them from going into heater controls. If sediment trap is not not run properly. Installation must include an equipment shutoff NPT tap must be upstream from heater (see Figure 13).
  • Page 15 INSTALLATION Continued 4. Check all joints from gas meter (natural gas) or propane/LP supply to equipment shutoff valve (see Figure 15 or 16). Apply a commercial leak detection solution to all main gas valve (control valve) and equip- 5. Correct all leaks at once. ment shutoff valve from gas supply piping.
  • Page 16 INSTALLATION Continued INSTALLING LOGS Figure 19. Match square peg on top of of left crossover log. Match pin on top of crossover log. Figure 19. Match square peg on top of center crossover log. Match pin on top of center crossover log CAUTION: After installa- Figure 19.

  • Page 17: Operation

    OPERATION LIGHTING FOR YOUR SAFETY INSTRUCTIONS WARNING WARNING: If you do not fol- low these instructions exactly, erate heater with doors closed, WHAT TO DO IF YOU SMELL GAS Note: Home owners generally prefer to oper- ate their heater with chimney damper closed. This will put all of the heat into room.

  • Page 18: Inspecting Burners

    OPERATION Continued 5. Press in control knob and turn counter- to the PILOT position person or gas supplier for repairs. 8. Slightly press and turn control knob coun- seconds. If control knob does not pop up to desired heating level. The burner should light. Set control person or gas supplier for repairs.

  • Page 19: Cleaning And Maintenance

    INSPECTING BURNERS Continued have no yellow or orange color. ting at entrance to burner. These holes may inspect these holes for any blockage and create soot. CLEANING AND MAINTENANCE We also recommend that you keep burner tube WARNING: Turn off heater and pilot assembly clean and free of dust and center may carry compressed air in a can.

  • Page 20: Troubleshooting

    CLEANING AND MAINTENANCE Continued LOGS holder. Install- ing Logs, and 4. Periodically inspect these holes for any block- age and clean as necessary. Blocked air holes air is not available. TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. REMEDY When control knob is pressed 1.
  • Page 21 TROUBLESHOOTING Continued REMEDY ODS/pilot lights but flame 1. Control knob not fully 1. Press in control knob fully pressed in is released 2. Control knob not pressed in long enough control knob pressed in 30 seconds 3. Equipment shutoff valve not 3.
  • Page 22 TROUBLESHOOTING Continued REMEDY Slight smoke or odor during 1. Not enough air 1. Check burner for dirt and initial operation burner (see Cleaning and Maintenance 2. Gas regulator defective 2. Replace gas regulator 3. Residues from manufac- turing processes and logs hours of operation curing Moisture/condensation no-...
  • Page 23 TROUBLESHOOTING Continued REMEDY 1. Heater burning vapors from odors late room. Stop using odor IMPOR- heater is running TANT statement above) LP only) LP only) 3. Gas leak. 3. Locate and correct all leaks (see Checking Gas Con- nections Heater shuts off in use (ODS 1.

  • Page 24: Parts

    PARTS www.fmiproducts.com 124531-01C...
  • Page 25 PARTS instructions listed under Replacement Parts on page 26 of this manual. Log Base 120783-01 Cast Iron Grate 120786-01 120786-02 120517-03 Regulator Bracket 120630-05 120630-02 098867-20 098867-21 122142-01 122142-02 123483-01 Inlet Tube Assembly 122484-01 Burner Inlet Tube 122568-01 122569-01 Washer 099056-26 099056-19 099387-08 Pilot Tube...

  • Page 26: Replacement Parts

    SPECIFICATIONS * For input adjustment * For input adjustment REPLACEMENT PARTS Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty. If they can’t supply original replacement 328-4537. gas) the factory. TECHNICAL SERVICE SERVICE HINTS 4537.

  • Page 27: Notes

    NOTES _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ www.fmiproducts.com 124531-01C...

  • Page 28: Warranty

    WARRANTY KEEP THIS WARRANTY Model ( ) _____________________________ Serial No. ( ) __________________________ Date Purchased __________________________ FMI PRODUCTS, LLC LIMITED WARRANTIES Standard Warranty: Limited Warranty: Terms Common to All Warranties damages. 2701 S. Harbor Blvd. 124531-01 1-866-328-4537 Rev C www.fmiproducts.com...

This manual is also suitable for:

Hd18pbHd24pbHd24nb

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