Kozy-World GFD4375KD User Manual
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Kozy-World GFD4375KD User Manual

Vent-free gas insert
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Kozy-World
VENT-FREE GAS INSERT
MODEL #GFD4375KD
HEATER IS PRESET FOR PROPANE
AT FACTORY SEE INSTALLATION
INSTRUCTIONS FOR NATURAL GAS
HOOK UP.
WARNING: IF THE INFORMATION IN THIS MANUAL IS NOT FOLLOWED
EXACTLY, A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY
DAMAGE, PERSONAL INJURY, OR LOSS OF LIFE.
– Do not store or use gasoline or other flammable vapors and liquids in vicinity of
this or any other appliance.
WHAT TO DO IF YOU SMELL GAS
 Do not try to light any appliance.
 Do not touch any electrical 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 supplier, call the fire department.
– Installation and service must be performed by a qualified installer, service agency
or the gas supplier.
This is an unvented gas-fired heater. It uses air (oxygen) from the room in which it is
installed. Provisions for adequate combustion and ventilation air must be provided.
Refer to Air for Combustion and Ventilation section on page 7 of this manual.
INSTALLER: Leave this manual with the appliance. CONSUMER: Retain this manual
for future reference.
This appliance may be installed in an aftermarket, permanently located, manufactured
(mobile) home, where not prohibited by local codes. This appliance is only for use with
propane or natural gas. This appliance is equipped with a simple means to switch
between propane and natural gas. Field conversion by any other means including the
use of a kit is not permitted.
Questions about installation, operation, or troubleshooting? Before returning to your retailer, call the
KOZY WORLD PHONE NUMBER (800) 776-9425.
®
CAUTION – FOR YOUR SAFETY
WARNING: This appliance is equipped
for (Natural and Propane) gas. Field
conversion is not permitted other than
between natural or propane gases.
Printed in China
WM- GFD4375KD-1103

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  • Page 1 (Natural and Propane) gas. Field ® conversion is not permitted other than between natural or propane gases. VENT-FREE GAS INSERT MODEL #GFD4375KD HEATER IS PRESET FOR PROPANE AT FACTORY SEE INSTALLATION INSTRUCTIONS FOR NATURAL GAS HOOK UP. CAUTION – FOR YOUR SAFETY...

  • Page 2: Table Of Contents

    APPLIANCE. IMPORTANT: Read instructions and warnings carefully before starting installation. Failure to follow these instructions may result in a possible fire hazard and will void the warranty. PRODUCT SPECIFICATIONS MODEL NO. GFD4375KD Input Max 32,000 BTU/Hr 32,000 BTU/Hr Input Min...

  • Page 3: Important Safety Information

    IMPORTANT SAFETY INFORMATION IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, operate, or service this heater. Improper use of this heater can cause serious injury or death from burns, fire, explosion, electrical shock, and carbon monoxide poisoning. Only a qualified installer, service agent, or local gas supplier may install and service this product.

  • Page 4: Qualified Installing Agency

    Always run heater with control knob at PILOT/IGN, LOW or HIGH locked positions. Never set control knob between locked positions. Poor combustion and higher levels of carbon monoxide may result. Do not use heater if any part has been under water. Immediately call a qualified service technician to inspect the room heater and to replace any part of the control system and any gas control which has been under water.

  • Page 5: Product Features

    PRODUCT FEATURES SAFETY PILOT This heater has a pilot with an Oxygen Depletion Sensing (ODS) safety shutoff system. ODS/pilot shuts off the heater if there is not enough fresh air. PIEZO IGNITION SYSTEM Heater is equipped with an electronic piezo control system. This system requires 1 AAA battery (provided). THERMOSTAT HEAT CONTROL The control automatically cycles the burner on and off to maintain a desired room temperature.

  • Page 6: Product Identification

    UNPACKING 1. Remove top inner pack 2. Tilt carton so that heater is upright. 3. Remove protective side packaging. 4. Slide heater out of carton. 5. Remove protective plastic wrap. 6. Hold the screen lift and pull forward. 7. Remove log set by cutting plastic. 8.

  • Page 7: Air For Combustion And Ventilation

    AIR FOR COMBUSTION AND VENTILATION WARNING: If the area in which the heater may be operated does not meet the required volume for indoor combustion air, combustion and ventilation air shall be provided by one of the methods described in the National Fuel Gas Code, ANSI Z223.1/NFPA 54, the International Fuel Gas Code, or applicable local codes.
  • Page 8 DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this worksheet to determine if you have a confined or unconfined space. Space: Includes the room in which you will install heater plus any adjoining rooms with door less passageways or ventilation grills between the rooms.
  • Page 9 Figure 2 - Ventilation Air from Inside Building Ventilation Air from Inside Building This fresh air would come from adjoining unconfined space. When ventilating to an adjoining unconfined space, you must provide two permanent openings: one within 12 inches of the wall connecting the two spaces ( see options 1 and 2, Figure 2 ).

  • Page 10: Installation

    INSTALLATION NOTICE: This heater is intended for use as supplemental heat. Use this heater along with your primary heating system. Do not install this heater as your primary heat source. If you have a central heating system, you may run system’s circulating blower while using heater.

  • Page 11: Connecting To Gas Supply

    CONNECTING TO GAS SUPPLY WARNING: A qualified technician must connect heater to gas supply. Follow all local codes. WARNING: This appliance requires a 3/8 in. NPT inlet connection to pressure regulator (see Figure 5). CAUTION: Never connect heater directly to the gas supply. This heater requires an external regulator (not supplied). The external regulator between the gas supply and heater must be installed.
  • Page 12 CAUTION: Use only new black iron or steel pipe. Internally tinned copper tubing may be used in certain areas. Check your local codes. Use pipe of ½ inch diameter or greater to allow proper volume gas to heater. If pipe is too small, loss of pressure will occur.
  • Page 13 For changing from natural gas supply to propane supply 1. Remove bottom screw from cover plate, see figure 8, and rotate to expose fuel selection device. 2. For PROPANE GAS, press in knob using a flat screw driver with a blade the width of a quarter and turn knob counterclockwise until the knob locks into the LP position (see Figure 10).

  • Page 14: Checking Gas Connections

    CHECKING GAS CONNECTIONS WARNING: Test all gas piping and connections for leaks after installing or servicing. Correct all leaks immediately. WARNING: Never use an open flame to check for a leak. Apply a mixture of liquid soap and water to all joints. Bubbles forming show a leak.

  • Page 15: Installing Logs

    INSTALLING LOGS Figure 13-Installing Log Set WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts may result in property damage or personal injury. CAUTION: After installation periodically thereafter, check to ensure that no flame comes in contact with any log.

  • Page 16: Operation

    OPERATION 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. NOTICE: During initial operation of new heater, burning logs will give off a paper burning smell. Orange flame will also be present.
  • Page 17 LIGHTING INSTRUCTIONS Unscrew ignitor cap and install a AAA battery with the + pointing out. Replace cap. STOP! Read the safety information on page 16. Warning: You must operate this heater with the screen in place. Make sure screen is installed before running heater. Turn control knob clockwise to the OFF position, see Figure 16A.

  • Page 18: To Turn Off Gas To Appliance

    TO TURN OFF GAS TO APPLIANCE Shut off heater Turn Control Knob clockwise to the OFF position. Do not force. MANUAL LIGHTING PROCEDURE (Match light) Figure 16A - ON/OFF Switch location 1. Open screen. 2. Follow steps 1 through 5 under Lighting Instructions. 3.
  • Page 19 LIGHTING INSTRUCTIONS STOP! Read the safety information on the front and back of the warning plate on page 16. Make sure manual shutoff valve is fully open. Unscrew ignitor cap and install an AAA type battery with the anode (+) pointing out. Replace cap. Install two (2) AAA size batteries in the remote transmitter.

  • Page 20: Inspecting Burners

    INSPECTING BURNERS Check pilot flame pattern and burner flame patterns often. PILOT FLAME PATTERN 1. Turn control knob to pilot position 2. Inspect pilot flame and refer to Figure 17 and 18.  Figure 17shows a correct pilot flame pattern. ...

  • Page 21: Care & Maintenance

    CARE AND MAINTENANCE WARNING: Failure to keep primary air openings of burners clean may result in sooting and property damage. CAUTION: You must keep control areas, burner, and circulating air passageways of heater clean. Inspect these areas of heater before each use. Have heater inspected yearly by a qualified service person. Heater may need more frequent cleaning due to excessive lint from carpeting, bedding material, pet hair, etc.

  • Page 22: Troubleshooting

    TROUBLESHOOTING WARNING: If you smell gas  Shut off gas supply.  Do not try to light any appliance.  Do not touch any electrical 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. ...
  • Page 23 OBSERVED PROBLEM PROBABLE CAUSE REMEDY Control knob is not fully pressed Press in control knob fully. ODS/pilot lights but flame goes out when control knob Control knob is not pressed in long After ODS/pilot lights, keep control is released. enough. knob pressed in 30 seconds.
  • Page 24 OBSERVED PROBLEM PROBABLE CAUSE REMEDY Slight smoke or odor during 1. Residues from manufacturing 1. Problem will stop after a few hours of initial operation process. operation. Heater produces a whistling 1. Turning control knob to high (5) 1. Turn control knob to low (1) position noise when burner is lit.

  • Page 25: Replacement Parts

    (800) 776-9425 for referral information. When calling Customer Service have ready:  Model number of your heater  The replacement part number World Marketing of America, Inc. P.O. Box 192, Rt. 22 West MillCreek, PA 17060 KOZY-WORLD PHONE NUMBER :(800) 776-9425 http://www.worldmkting.com...

  • Page 26: Parts List

    PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 28 of this manual. Description Part Number Hood FHL008-02D Louver FBB102 Left Door Assembly FBB104BL Right Door Assembly FBB104BR NDD0308 - 400 Regulator...

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