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kozy heat NDK-48-TL Installation And Operation Manual
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kozy heat NDK-48-TL Installation And Operation Manual

Direct vent gas fireplace
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P.O. BOX 557 204 INDUSTRIAL PARK DRIVE
LAKEFIELD, MINNESOTA USA 56150-0577
Nordik 48 TL
Model #NDK-48-TL
Direct Vent Gas Fireplace
Evolution of Fire™
with the EVO Elevated Burner™ Design
English and French installation manuals are available
through your local dealer or website. Visit our website
www.kozyheat.com.
Les manuels d'installation en français et en anglais sont
disponibles chez votre détaillant local. Visitez
www.kozyheat.com.
⚠ WARNING:
FIRE OR EXPLOSION HAZARD
Failure to follow safety warnings exactly
could result in serious injury, death, or
property damage.
-
Do 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
•
Do not try to light any appliance.
Do not touch any electrical switch; do not
•
use any phone in your building.
•
Leave the building immediately.
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
Hussong Mfg. Co, Inc.
NDK-48-TL - PFS Report No. 24-299
INSTALLATION AND
OPERATION MANUAL
This appliance may be installed in an aftermarket, permanently
located, manufactured home (USA only) or mobile home, where
not prohibited by local codes.
This appliance is only for use with the type of gas indicated on the
rating plate. A conversion kit is supplied with the appliance.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
1
Starting Serial Number: 24 N48TL00001 36
Rev. 1 - July 2024

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Summary of Contents for kozy heat NDK-48-TL

  • Page 1 INSTALLER: Leave this manual with the appliance. CONSUMER: Retain this manual for future reference. Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 2 Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 3: Homeowner Reference Information

    CONGRATULATIONS! Hussong Manufacturing welcomes you as a new owner of a Kozy Heat gas fireplace. Kozy Heat products are designed with superior components and materials, assembled with care by trained crafts- men who take pride in their work. To ensure you receive a quality product, the burner and valve as- sembly are 100 percent test-fired, and the complete fireplace is thoroughly inspected before packag- ing.
  • Page 4 Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 5: Table Of Contents

    14.5 Burner and Pilot System ..........72 7.2 Minimum Termination Clearances ..... 38 15.0 Replacement Parts List ..........74 Limited Lifetime Warranty ........... 76 Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 6 Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 7: Introduction

    Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 8: Specifications

    Figure 2.1 identifies how the burners are referenced throughout this manual for burner orifice size, venturi settings, or other burner information. Figure 2.1 - Burner Identification Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 9: Electrical Specifications

    The AC power supply to this appliance must be hot at all times and shall not have a switch installed in it. 2.3 Appliance Dimensions Figure 2.2 - Appliance Dimensions Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 10: Safety Barrier Information

    Any safety screen, guard, or barrier removed for servicing an appliance must be replaced prior to operating the appliance Safety Barrier Screen NK48TL-ES Rectangle Surround (Optional) NK48TL-RS Figure 2.3 - Screen Barrier and Rectangle Surround Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 11: Framing

    The fireplace chamber and ceiling minimum height must be 84” (2134mm) for KZK options. Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 12: Setting The Appliance

    On both sides of the appliance, there are lift handles that allow a hand lift (no sharp edges), or allow a 2” x 4” piece of lumber to be inserted inside the lift handles, as shown in FIGURE 3.1. Figure 3.1 - 2”x4” Lift Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 13: Stand-Off Assembly And Installation

    4. Attach the horizontal heat shields to the top stand-off brackets with the (8) screws as shown in Figure 3.1. Figure 3.1 - Stand-Off Installation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 14: Nailing Flange Assembly And Installation

    4” (102mm) clearance from the sides of the fireplace to framing. flanges facing away from the fireplace Figure 3.2 - Nailing Flange Installation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 15: Clearance To Combustibles

    Horizontal venting within fireplace enclosure - Left, right, and bottom surfaces of vent 1” 25mm pipe Vertical venting within fireplace enclosure - All surfaces 1” 25mm Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 16 Nominal 2”x4” framing used in interior enclosure framing Figure 3.3 - Typical Appliance Installation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 17: Wall Enclosure Rough Framing

    Nominal 2”x4” framing used in interior enclosure framing Figure 3.4 - Minimum Appliance Framing Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 18: Vent Termination Framing

    Adjust the wall pass- through rough opening dimensions as necessary to maintain clearance requirements. Figure 3.5 - Horizontal Vent Pipe Clearance Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 19: Vent Heat Shield Installation

    Adjust the wall pass-through rough opening dimensions to maintain clearance requirements. Figure 3.6 - Vent Heat Shield Installation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 20 Note: Vent pipe dimensions are tested with listed Simpson DuraVent pipe. Other manufacturers product dimensions may vary. Nominal 2”x4” framing used in interior enclosure framing Figure 3.7 - Minimum Wall Pass-Thru Framing Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 21: Outdoor Covered Fireplace Installation

    Figure 3.8 - Outdoor Covered Installation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 22 Figure 3.9 - Outdoor Covered Installation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 23: Heat Management

    Discard the screws and convection baffles. Figure 4.1 - Cover Plate Removal Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 24 Figure 4.2 - KZK Collar Installation Figure 4.3 - Convection Baffle Removal Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 25: Appliance Preparation For An Interior Or Exterior Heat Transfer Kit

    Note: If you are using the HTK-INT the damper must be removed. See Figure 4.6. Figure 4.4 - HTK Air Chute Installation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 26 Figure 4.5 - Damper Installation Resting Position Figure 4.6 - HTK-INT Damper Removal Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 27: Facing And Finishing

    Requirements Disclaimer: Kozy Heat does not guarantee any materials used • around the fireplace. Kozy Heat disclaims any and all liability Noncombustible Mantel Projections: As referenced in for any damage to finishing materials including warping, FIGURE 5.3, the 8” noncombustible mantel projection discoloring, cracking, peeling or flaking.
  • Page 28 Refer to the manufacturer and supplier of your finishing material for use in high heat applications like around a fireplace. Ensure the material can be exposed to temperatures greater than 160°F. Kozy Heat does not assume any liability for discoloring, cracking, or other heat related damage.
  • Page 29 Required Within Chamber Nominal 2”x4” framing used in enclosure interior framing. Figure 5.2 - Combustible Mantel Projections - Standard Installation Design Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 30 Required Within Chamber Nominal 2”x4” framing used in enclosure interior framing. Figure 5.3 - Non-Combustible Mantel Projections - Standard Installation Design Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 31 Figure 5.4 shows the allowance of an unlimited hearth extension Figure 5.4 - Non-Combustible Surround Projection Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 32 Figure 5.5 shows a combustible sidewall allowed to start at 3” (76mm) away from the side finishing edge of the fireplace. The combustible sidewall is allowed to be unlimited. Figure 5.5 - Combustible Sidewall Projection Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 33 Figure 5.6 - Non-Combustible Finishing Material Requirements Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 34: Rectangle Surround Installation

    The rectangle surround accommodates up to 1-5/8” (41mm) finishing material. This dimension includes the required noncombustible facing material. Figure 5.7 - Rectangle Surround Installation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 35: Safety Barrier Installations

    Figure 5.8 - Screen Barrier Installation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 36: Gas Line Connection

    11” WC (2.74 kPa) 7” WC (1.74 kPa) recommended Maximum Pressure 10” WC (2.49 kPa) 13” WC (3.24 kPa) Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 37: Termination Locations

    Refer to Figure 7.2 below for clearance between two vertical terminations. Figure 7.2 - Clearances Between Two Terminations Figure 7.1 - Vertical Vent Clearances Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 38: Minimum Termination Clearances

    Co., Inc. will not be held responsible for heat damage caused from terminating under vinyl overhangs, vinyl ceilings, or vinyl ventilated/unventilated soffits. Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 39: Venting

    Refer to the vent pipe manufacturer’s installation manual for This appliance is approved for use with Kozy Heat Power Vent more information. System #KPV (sold separately). Power Vent configurations and requirements are located in the #KPV manual.

  • Page 40: Venting Requirements

    Horizontal vent sections require at least 1/4” (6mm) rise for every 12” (305mm) of travel. Figure 8.1 - Restrictor Installation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 41: Natural Draft Co-Axial Vent Pipe Installations

    Figure 8.2 - Vertical 5”x 8” Vent Pipe Figure 8.3 - Vertical 4”x 6-5/8” Vent Pipe Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 42 24” (610mm) vertical vent pipe + 90° horizontal elbow + 8’ (2.44m) horizontal vent pipe + termination cap Figure 8.4 - Horizontal 5”x 8” Vent Pipe Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 43 Figure 8.5 - Horizontal 5”x 8” Vent Pipe Figure 8.6 - Horizontal 4”x 6-5/8” Vent Pipe - Basement Install Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 44: Combination Venting

    = 50’ (15.2m) of total length Figure 8.7 - Combination 5”x 8” Vent Pipe Chart Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 45: Class A Chimney / Masonry Chimney Conversion

    (D) Top Adapter (B) Reducer (E) Termination Cap (C) Retro Connector Figure 8.8 - Class A Chimney / Masonry Chimney Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 46: Fireplace Setup

    2. Pull the spring-loaded latches out and up to secure the top of glass to the top of the fireplace. 3. Reinstall safety barrier. Figure 9.1 - Glass Frame Installation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 47: Component Access Tray

    4. Install (7) halogen bulbs (included in components packet) into the lamp bases. 5. Reinstall front ember bed media tray using screws previously removed. 6. Reinstall all components previously removed. Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 48 Figure 9.3 - Ember Media Tray Removal Figure 9.4 - Left, Center, and Right Burner Removal Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 49: Log Set Installation

    If converting to propane, complete the conversion before installing the log set. Follow the conversion instructions included with the kit. • If installing a panel set, complete installation of panel set before log installation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 50: Control Board Removal And Installation

    Reconnect electrical power. Verify proper log placement, operation of fireplace, and any electrical components. Figure 9.8 - Step 3 Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 51 Figure 9.9 - Step 4 Figure 9.10 - Step 5 Figure 9.11 - Step 6 Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 52: Electrical Information

    Part #800-AUX On / Off Wire Harness Part #700-656 IFC Wire Harness Part #700-653 Figure 10.1 - Electrical Diagram Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 53 Figure 10.2 shows a close up of the wiring diagram. This figure shows the main power cord, optional fan kit, top light kit, ember bed light kit, and pilot assembly. Figure 10.2 - Electrical Diagram - Close up #1 Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 54 Figure 10.3 shows a close up of the wiring diagram. This figure shows the pilot assembly, on / off rocker switch, battery back -up, valve, and SW1 Remote Learn Button. Figure 10.3 - Electrical Diagram - Close up #2 Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 55: Operating Instructions

    11.0 Operating Instructions Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 56: Setup Proflame

    Once replaced, the IFC module will emit a ‘beep’ as soon as it is powered. Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 57: Control System 7 Day Timeout

    Set the ON/OFF rocker switch to the OFF position. After approximately (2) seconds, move the switch to the ON position. The ignition sequence will start again. Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 58: Remote Control Operation

    Figure 11.2 - Temperature Display Figure 11.3 - Key Lock Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 59: Remote Control Flame Adjustment

    The LCD screen will only display the room temperature and its icon, and the IFC module will turn off the main burner. Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 60: Smart Thermostat

    LCD screen. Figure 11.7 - Thermostat Operation Figure 11.9 - Deactivate Thermostat Operation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 61: Fan Speed Control

    Use the up or down arrow key to choose ‘SEL’ or ‘CLR’. Figure 11.13 - Light Kit Deactivation Figure 11.11 - Fan Control Deactivation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 62 4. A single ‘beep’ will confirm reception of the command. Figure 11.14 - Ember Bed Light Kit Figure 11.15 - Ember Bed Dimmer Switch Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 63 LCD display before all battery power is lost. • When the batteries are replaced, this icon will disappear. Figure 11.17 - Low Battery Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 64: Pressure Testing And Burner Adjustments

    B) Manifold Pressure Tap A) Inlet Pressure Tap Figure 12.1 - Pressure Check Taps Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 65: Flame Appearance Adjustment

    Gas pressure too high and/ Check manometer settings and/or flames or venturi closed too far open venturi setting slightly Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 66 Figure 12.2 - Burner Venturis Figure 12.3 - Flame Appearance and Characteristics Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 67 6. Reinstall all components previously removed. Reinstall all components previously removed. Figure 12.4 - Restrictor Installation Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 68: Troubleshooting

    Pilot flame always on, or will Control system set to CPI mode. Set control system to IPI mode. not extinguish Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 69 Refer to section 12.2.1, BURNER VENTURIS. Incorrect vent cap installation Adjust if necessary. Vent cap blockage Remove debris if necessary. Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 70 A maximum number of failed ignitions or Reset IFC module flame restorations has been reached. Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 71: Maintenance

    Verify that the spring loaded latches move freely as outlined in 14.1. • The flow of combustion and ventilation air must not be obstructed. Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 72: Burner And Pilot System

    Visually check burner flame pattern when in operation. Flames should be steady, not lifting or floating. Figure 14.1 - Burner System Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 73 Figure 14.2 Correct pilot flame appearance Figure 14.3 - Correct burner flame appearance Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 74: Replacement Parts List

    15” Flare x Brazed Fitting 700-227F Natural Gas - Valve Stepper Motor 700-503 Propane - Valve Stepper Motor 700-503-1 Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 75: Safety Barriers

    Manual 3/8” Gas Shut-off Valve 700-380 Log #12 TL48-12 TL48-B12 Vent Heat Shield Assembly NK48TL-HHS Log #13 TL48-13 TL48-B13 Component Access Cover NK48TL-027AC Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

  • Page 76: Limited Lifetime Warranty

    Hussong Manufacturing Company, Inc. (Hussong Mfg.) All parts and material except the items listed in the 30 day warrants this Kozy Heat gas appliance from the date of warranty and any exclusions or limitations that may apply purchase to the original purchaser, that it is free of defects in materials and workmanship at the time of manufacture.
  • Page 77 16. Hussong Mfg. reserves the right to make changes at any time, without notice, in design, material, specifications, and prices. Hussong Mfg. reserves the right to discontinue models and products. July 2018 Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...
  • Page 78 Hussong Mfg. Co, Inc. Rev. 1 - July 2024 NDK-48-TL - PFS Report No. 24-299 Starting Serial Number: 24 N48TL00001 36...

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