kozy heat CALLAWAY 50 MV Installation And Operation Manual
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kozy heat CALLAWAY 50 MV Installation And Operation Manual

Direct vent gas fireplace
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C A L L AWAY 5 0 M V
INSTALLATION AND OPERATION MANUAL
Model #CLW-50-MV
Direct Vent Gas Fireplace
English and French installation manuals are available through your local
dealer. 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.
ͷ Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any
other appliance.
ͷ 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.
ͷ Installation and service must be performed by
a qualified installer, service agency or the gas
supplier.
Hussong Mfg. Co., Inc.
CLW-50-MV Report No: 19-477
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
This appliance may be installed in an
aftermarket,
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. This
appliance is not convertible for use with other
gases, unless a certified kit is used.
DANGER
A barrier designed to reduce the risk of burns
from the hot viewing glass is provided with this
appliance and shall be installed for the protection
of children and other at-risk individuals.
permanently
located,
HOT GLASS WILL
CAUSE BURNS
DO NOT TOUCH GLASS
UNTIL COOLED
NEVER ALLOW CHILDREN
TO TOUCH GLASS
Rev. 1, October 2021
Starting Serial Number: 21 504824 45

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Summary of Contents for kozy heat CALLAWAY 50 MV

  • Page 1 C A L L AWAY 5 0 M V INSTALLATION AND OPERATION MANUAL Model #CLW-50-MV Direct Vent Gas Fireplace English and French installation manuals are available through your local dealer. Visit our website www.kozyheat.com. Les manuels d’installation en français et en anglais sont disponibles chez votre détaillant local.

  • Page 3: Table Of Contents

    5.1 Gas Conversion ................... 41 LIMITED LIFETIME WARRANTY ............ 68 5.2 Gas Line Installation .................. 41 6.0 TERMINATION LOCATIONS ............ 42 6.1 Vertical Vent Termination ................ 42 6.2 Minimum Termination Clearances ............43 #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 5: Homeowner Reference Information

    Read this manual before installation or operating this appliance. Please retain this owner’s manual for future reference. CONG R ATU L ATI ONS ! We welcome you as a new owner of a Kozy Heat gas fireplace. Kozy Heat products are designed with superior components and materials, and assembled by trained craftsmen who take pride in their work.

  • Page 7: Introduction

    Each carbon monoxide detector as required in accordance with the above provisions shall comply with NFPA 720 and be ANSI/UL 2034 listed and IAS certified. #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 8: Specifications

    #SL42-028MV. • The junction box in this appliance requires 120VAC, 60Hz, and 6 Amps. • Verify the household breaker is shut off prior to working on any electrical lines. #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 9: Appliance Dimensions

    (425mm) ¼ ” Electrical access ⁄ ” (108mm) Gas line access ¾ (130mm) ” hole (248mm) ½ ½ ⁄ ” ” ” (1512mm) (140mm) (68mm) FIGURE 2.1 CLW-50-MV Dimensions #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 10: Safety Barrier Screen And Surrounds

    Rectangle Surround (4 piece) CW50-RS CW50-RS4 ⁄ ” 65” (1426mm) (1651mm) ¼ ⁄ ” ” (539mm) (573mm) Gallery Surround Forged Surround CW50-GS CW50-FS FIGURE 2.2 Safety Barrier and Surrounds Dimensions #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 11: Framing

    FINISHING REQUIREMENTS on page 38. If installing a Komfort Zone Kit (#KZK-054 or #KZK- 1510A), please reference the manual included with your kit before completing all fireplace framing and other installation considerations. #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 12: Nailing Flange Assembly And Installation

    Nailing ange as shipped TOP VIEW FRONT VIEW Framing stud 2½” Stand-o ange Nailing ange (64mm) Clearance Framing stud Nailing ange ALL DESIGN OPTIONS INSTALLATION FIGURE 3.2 Nailing Flange Installation #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 13: Stand-Off Assembly And Installation

    Remove and save screws securing the back stand-off brackets. fireplace into framed opening. Form the back stand-off heat shields as shown. Secure using provided screws. ALL DESIGN OPTIONS INSTALLATION FIGURE 3.3 Stand-off Assembly and Installation #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 14: Clearances To Combustibles

    ⁄ ” (657mm) Steel framing required ⁄ ” (1357mm) ⁄ ” ½ ” (2714mm) (1638mm) ⁄ ” 3” (1919mm) (76mm) ALL DESIGN OPTIONS INSTALLATION FIGURE 3.4 Clearance to Combustibles #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 15: Rough Framing

    ½ ” (1829mm) (1130mm) ½ ” 48” (1130mm) 48” (1219mm) (1219mm) ½ ” ½ ” (1638mm) (1638mm) 22” (559mm) 22” (559mm) STANDARD INSTALLATIONS ONLY FIGURE 3.5 Rough-in Wall Enclosure #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 16 IMPORTANT: Horizontal vent sections require 1/4” (6mm) rise for every 12” (305mm) of travel. • Kozy Heat’s #800-WPT series, or wall thimble products FIGURE 3.6 #800-WPT series that comply with the required 3” (76mm) top clearance to combustibles, must be installed for all horizontal vent runs that pass through interior or exterior walls.
  • Page 17 (559mm) (76mm) STEEL 3” STEEL FRAMING FRAMING (76mm) 1” (25mm) 1” ¾ (25mm) ” ⁄ ” (1137mm) (873mm) ALL DESIGN OPTIONS INSTALLATION FIGURE 3.7 Horizontal Vent Termination Rough Framing #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 18: Outdoor Covered Fireplace Installation

    The width of the overhang to EACH side of the replace (C) must be 5’ or greater. ALL DESIGN OPTIONS INSTALLATION FIGURE 3.8 Outdoor Covered Fireplace Install - 1 #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 19 BY FIREPLACE INSTALLATION MINIMUM WEATHERPROOF OVERHANG IN FRONT AND SIDES OUTSIDE INSIDE FREE STANDING STRUCTURE (WEATHERPROOF ENCLOSURE) ALL DESIGN OPTIONS INSTALLATION FIGURE 3.9 Outdoor Covered Installation Guide - 2 #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 20: Heat Management Preparation Overview

    Remove (1) square cover plate per kit, up to (2) kits may be used See heat transfer kit manuals for more information FIGURE 3.10 Heat Transfer Kit Cover Plate Removal #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 21 Convection air ow with ba e in place FIGURE 3.11 Air Flow Inside Appliance with Convection Baffle Removed FIGURE 3.12 Cover Plates and Convection Baffle Removal #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 22 Appliance sides to an adjacent sidewall 0” Mantel 6” (152mm) deep from fireplace top finishing edge 0” Mantel 6” (152mm) deep from fireplace enclosure floor 26-1/2” 673mm Minimum height of fireplace enclosure 76” 1930mm #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 23 ” (1130mm) 22” 76” (559mm) ½ ” (1930mm) (1638mm) ½ ” 22” (1130mm) (559mm) VENTED CAVITY AND KZK INSTALLATIONS FIGURE 3.14 Rough-in Wall Enclosure Dimensions with TV Recess Construction #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 24: Vented Cavity

    Single Opening Vented Cavity with Air Discharge in Front ½ ” (63mm) ½ ” ½ (63mm) ” (1359mm) ½ ” (1359mm) SINGLE OPENING VENTED CAVITY INSTALLATION FIGURE 3.15 Single Opening Vented Cavity Installations #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 25 TOP VIEW 4” ½ ” Air discharge overhang (102mm) (1359mm) Air discharge opening 6” (152mm) ½ ” (1562mm) SINGLE OPENING VENTED CAVITY INSTALLATIONS FIGURE 3.16 Single Opening with Overhang #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 26 12” (305mm) 76” (1930mm) * must maintain 2½” (51mm) clearance for full length of crown molding/trim projection SINGLE OPENING VENTED CAVITY INSTALLATION FIGURE 3.17 Single Opening Crown Molding Installation #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 27 6” (152mm) 76” ½ ” (1930mm) (51mm) 8” (203mm) *6” (152mm) clearance to wall mounted object SINGLE OPENING VENTED CAVITY INSTALLATIONS FIGURE 3.18 Lowered Air Discharge Opening with Overhang #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 28 Ensure air flow within the air discharge opening is not restricted in any way. Top Vented Cavity Framing ½ ” (38mm) ½ ” (38mm) ½ ” (38mm) TOP VENTED CAVITY INSTALLATIONS FIGURE 3.19 Top Vented Cavity Installation #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 29 76” ½ ” (38mm) (1930mm) *Must maintain 1½” (38mm) clearance for full length of crown molding/trim projection TOP VENTED CAVITY INSTALLATIONS FIGURE 3.20 Top Vented Cavity Crown Molding Installation #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 30 Air discharge overhang Air discharge overhang Air discharge opening 6” (152mm) Width of replace chamber 8” (203mm) TOP VENTED CAVITY INSTALLATIONS FIGURE 3.21 Top Vented Cavity Alternative Installation with Overhang #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 31: Facing And Finishing

    Do not use excessively long screws. Screws can only penetrate the fireplace outer shell up to 1/2" (13mm) in the allowed areas. See FIGURE 4.3 and FIGURE 4.4 on page 34. #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 32 ” (425mm) ½ ” (673mm) Bottom Finishing Edge 14” (356mm) 17” (432mm) ¾ ” (248mm) 20” (508mm) Fireplace Enclosure Floor STANDARD INSTALLATION FIGURE 4.1 Combustible Mantel and Hearth Requirements #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 33 STEEL FRAMING REQUIRED 18” (458mm) ½ ” ½ ” (1131mm) (1359mm) ½ ” ¾ ” (140mm) (425mm) ¾ ” (248mm) ½ ” (1638mm) STANDARD INSTALLATION FIGURE 4.2 Rough-in Clearances #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 34 No Screws Allowed No Screws Allowed ¾ 13” ” 13” ¾ ” (330mm) (95mm) (330mm) (95mm) ALL DESIGN OPTIONS INSTALLATION FIGURE 4.4 Minimum Non-Combustible Finishing Dimensions Screw Locations for all installations #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 35: Cw50-Sck Optional Skim Coat Kit

    Refer to FIGURE 4.4 on page 34 for maintaining the required areas. FIGURE 4.8 Installed Panels and Non-Combustible Material FIGURE 4.5 Hand Bend Tab FIGURE 4.6 Aligned Corners #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 36: Finishing Guidelines For Optional Surrounds

    Surround CW50-RS 3/4" (19mm) 3/4" (19mm) CW50-RS4 2-5/8" (66mm) 2-5/8" (66mm) CW50-GS 6" (152mm) 2-1/2" (64mm) CW50-FS 3-1/8" (79mm) 3-1/8" (79mm) FIGURE 4.9 Finishing Material Guidelines for Optional Surrounds #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 37: Barrier And Optional Surround Installation

    To remove safety screen: lift the screen up and out of slots. (2) Truss head screws (left side) Mounting nuts FIGURE 4.10 Safety Screen Installation FIGURE 4.11 Surround Installation #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 38: Vented Cavity And Kzk Facing And Finishing Requirements

    1/2" (13mm) in the allowed areas. See FIGURE 4.4 on page 34. #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 39 6” (152mm) 9” (229mm) ¾ ” (248mm) 12” (305mm) Fireplace Enclosure Floor VENTED CAVITY AND KZK INSTALLATIONS ONLY FIGURE 4.12 Hearth and Mantel Clearances (shown with a KZK installed) #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 40 Steel Framing Non-combustible material only Finishing Edge Finishing Edge Fireplace Enclosure oor VENTED CAVITY AND KZK INSTALLATIONS ONLY FIGURE 4.13 Combustible Wall Finish up to 1" (25mm) thick #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 41: Gas Line Connection

    Minimum Inlet 5” WC (1.25 kPa) 11” WC (2.74 kPa) Pressure 7” WC (1.74 kPa ) recommended recommended Maximum Inlet 10.5” WC (2.62 kPa) 13” WC (3.24 kPa) Pressure #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 42: Termination Locations

    Over 12/12 to 14/12 1.52 Over 14/12 to 16/12 1.83 Over 16/12 to 18/12 2.13 Over 18/12 to 20/12 2.27 Over 20/12 to 21/12 2.44 FIGURE 6.1 Vertical Vent Cap Clearance #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 43: Minimum Termination Clearances

    VINYL SOFFIT, VINYL CEILING, AND VINYL OVERHANG DISCLAIMER: Clearances to heat resistant material (i.e. wood, metal). This does not include vinyl. Hussong Manufacturing Co., Inc. will not be held responsible for heat damage caused from terminating under vinyl overhangs, vinyl ceilings, or vinyl ventilated/unventilated soffits. #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 44: Venting

    TM-5SVT - wind/rain shield 4SVTS must be used 5DHT Metal Fab 5DVT (Adapter 5DDA must be used) VDV-VC05 Olympia Chimney Supply, Inc. Selkirk 5DT-HC 5DT-HCR 5DT-VT 5DT-VC 5DT-ST14 5DT-ST36 #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 45: Venting Requirements

    ASTM E 136. Restrictor Plate • Kozy Heat’s #800-WPT series, or wall thimble products that comply with a minimum of 3” (76mm) clearance on the top side Bend tabs to approx. 80° angles to create and a minimum of 1” (25mm) clearance on the bottom, left, and...

  • Page 46: Horizontal Heat Shield Installation

    Follow vent manufacturer installation instructions for vent installation. Attachment Screws 3/8” (10mm) ange must be on interior wall Insulation FIGURE 7.2 Installed Heat Shield Assembly FIGURE 7.3 #800-WPT & #800-WPT2 Installation #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 47: Vent Installation

    (3.05m). A total of (5) 45° elbows may be used. No 90° elbows are allowed. For every 45° elbow used, 18” (457mm) must be 3’ subtracted from maximum venting allowed. (914mm) 50’ (15.24m) 3’ (914mm) #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 48 45° horizontal elbow + 6” (152mm) minimum horizontal run + 24” termination cap (610mm) 6” (152mm) (i) 45° Elbow / Maximum Horizontal 45° horizontal elbow + 24” (609mm) maximum horizontal run + termination cap #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 49 (D) Termination Cap 12’ (3.66m) 6” (152mm) 48” 6” (1219mm) (152mm) 12” (305mm) vent pipe 20’ 48” (7.32m) (1219mm) 6” 6” (152mm) (152mm) 24” (610mm) vent pipe 24” (610mm) vent pipe #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 50 For each 45° elbow used, 18” (457mm) must be subtracted from pg. 44) with flexible pipe can be installed following the vent maximum venting allowed. manufacturer’s installation instructions. FIGURE 7.4 Combination Venting #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 51: Class A Chimney/Masonry Chimney Conversion

    45° horizontal elbow + reducer + retro connector + 10’ (3.05m) minimum length of 4” aluminum flexible pipe / 50’ (15.24m) maximum length of 4” aluminum flexible pipe + top adapter + termination cap #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 52: Coaxial To Co-Linear Chimney Conversion

    45° horizontal elbow + 4” x 6-5/8” reducer + co-axial to co-linear adapter +10’ (3.05m) minimum length of 3” x 3” aluminum flexible pipe / 50’ (15.24m) maximum length of 3” x 3” aluminum flexible pipe + termination cap #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 53: Fireplace Setup

    Reinstall valve access cover by setting down into slots. Reinstall safety barrier. Perimeter media installation Install an even layer across the front and rear perimeter (shaded area) FIGURE 8.1 Media Installation #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 54: Control Board Removal And Installation

    10. Turn the manual valve counterclockwise to the ON position. 11. Verify proper media placement, operation of fireplace, and any electrical components. FIGURE 8.2 Control Board Removal and Installation #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 55: Electrical Information

    Attach gas valve connectors to the wall switch/thermostat wires, connect to top and bottom terminals marked TH and TP-TH on gas valve FIGURE 9.2 Wiring Schematic with Thermostat or Wall Switch Wiring #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 56: 600-Tlkmv Light Kit

    Reinstall glass frame assembly, gas valve access cover, and safety screen. FIGURE 9.4 Bulb Replacement Install (2) halogen bulbs Reinstall light kit cover and roped glass (4) screws total FIGURE 9.3 Light Kit Installation #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 57: Sl42-028Mv Optional Fan Kit

    Position fan as shown in FIGURE 9.5. As you rotate the fan TEMPERATURE SWITCH SPEED CONTROL ASSEMBLY 60 Hz INCOMING WIRING 110-120 V FIGURE 9.5 Optional Fan Installation and Wiring #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 58: Lighting Instructions

    Turn off all electric power to the appliance if service is to be Push in gas control knob slightly and turn clockwise to “OFF”. performed. Reinstall control compartment access panel. #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 59: Flame Height And Heat Output Adjustment

    HI position, until desired flame appearance and heat output is achieved. Reinstall the control compartment when finished. Gas control knob HI/LO pressure regulator knob FIGURE 10.1 Millivolt Gas Control Valve #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 60: Adjustment

    Disconnect hose and tighten the inlet (IN) pressure tap by Tap (B) (0.41 - 0.87 kPa) (1.59 - 2.48 kPa) (A) INLET PRESSURE TAP (B) MANIFOLD PRESSURE TAP FIGURE 11.1 Pressure Check Taps Locations #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 61: Burner Flame Adjustments

    Loosen screw on venturi and adjust as necessary. Re- tighten screw. Reinstall all components previously removed. BURNER VENTURI FIGURE 11.2 Burner Venturi #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 62 Lifting (ghosting) ames Insu cent draft - too much restriction Remove innner ring(s) on restrictor plate or remove restrictor plate FIGURE 11.5 Flame Appearance and Characteristics for Restricting Vent #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 63: Troubleshooting

    Frequent pilot outages Install pilot shield. Pilot safety dropout Pilot flame is too high or too low. Clean pilot hood and adjust pilot flame for maximum flame impingement on thermopile. #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...
  • Page 64 Blockage or leakage of the vent Check the vent pipe for leaks, and the vent cap for debris. Repair vent system pipe or remove debris from vent cap if necessary. #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 65: Maintenance

    • Inspect the condition of vent and vent terminal for sooting or obstruction and correct if present. • The flow of combustion and ventilation air must not be obstructed. #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 66: Burner And Pilot System

    It must de-energize the safety shutoff in no more than (30) seconds. Burner Ports Lazy, yellow ames - no adjustment necessary FIGURE 13.2 Pilot and Burner Correct Flame Appearance Burner ori ce FIGURE 13.1 Burner System #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 67: Replacement Parts List

    700-203 Manual Gas Shut-off Valve CW50-HHSS Vent Heat Shield Assembly CW50-SHD Steel Framing Hussong Manufacturing Co., Inc. 204 Industrial Park Drive PO Box 577 Lakefield, MN 56150-0577, USA CLW-50-MV #CLW-50-MV HUSSONG MFG. CO., INC. KOZY HEAT FIREPLACES R.1 October 2021...

  • Page 68: Limited Lifetime Warranty

    • All parts and material except the items listed in the 30 day Kozy Heat gas appliance from the date of purchase to the original warranty and any exclusions or limitations that may apply. purchaser, that it is free of defects in materials and workmanship at *Hussong Mfg.

This manual is also suitable for:

Clw-50-mv

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