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kozy heat BIRCHWOOD-20 MILLIVOLT Installation And Operation Manual Download Page 35

REPLACEMENT PARTS LIST 

35

13.0  REPLACEMENT PARTS LIST

Replacement parts are available through your local dealer. Contact your local dealer for availability and pricing. 

CONTROL BOARD AND PARTS

Control Board - NG

BW20MV-770 Pilot Hood

700-098

Control Board - LPG

BW20MV-771 36 in. Flexible Gas Line - Black

700-236B

S.I.T. Gas Valve - NG

700-086N Flexible Gas Line - Valve to Burner Connection

700-226

S.I.T. Gas Valve - LPG

700-087A NG Burner Orifice #.0625 FRONT

700-625

On/Off Rocker Switch

700-023 NG Burner Orifice #44 BACK

700-244

Pilot/Generator/Thermocouple - NG

700-063 LPG Burner Orifice #61 FRONT

700-261

Pilot/Generator/Thermocouple - LPG

700-063-1 LPG Burner Orifice #54 BACK

700-254

Piezo Igniter with nut (no wire)

700-090 Conversion Kit - NG

OCK-S44625

Flexible Pilot Tubing (valve to pilot)

700-091 Conversion Kit - LPG

OCK-S5461

Millivolt Generator

700-092 Front Burner

BW20-350

Thermocouple

700-093 Back Burner

BW20-351

Pilot Orifice - NG

700-094 Log Plate 

BW20-352

Pilot Orifice - LPG

700-095

Hussong Manufacturing Co., Inc.
P.O. Box 577
204 Industrial Park Drive
Lakefield, MN 56150-0577  
USA
BIR-20-MV

LOG SET

6 Piece Log Set

BW20-500

Ember Panel

BW20-900E

#BW20 1 Log

BW20-1

#BW20 2 Log

BW20-2

#BW20 3 Log

BW20-3

#BW20 4 Log

BW20-4

#BW20 5 Log

BW20-5

#BW20 6 Log

BW20-6

Rock Wool Embers

900-REMB

GLASS AND GLASS PARTS

15¾” x 21⅝” Glass with Gasket

701-013T

11/8” Glass Gasket

900-006

Replacement Valance

BW20-005

SAFETY BARRIERS

Full Rectangular Screen Front

BW20-FRSF

Prairie Screen Front

BW20-PSF

Arched Mission Screen Front

BW20A-MSF

LEG AND BASE KITS

Traditional Leg Kit

BW20-TLK

Contemporary Base Kit

BW20-CBK

Pedestal Base Kit

BW20-PBK

Summary of Contents for BIRCHWOOD-20 MILLIVOLT

Page 1: ...ome 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 INSTALLER Leave this manual with the appliance CONSUMER Retain this manual for future reference BIRCHWOOD 20 MILLIVOLT Model BIR 20 MV Direct Vent Gas Stove Tested Listed By OMNI Test Labo...

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Page 3: ...er safety We offer our continual support and guidance to help you achieve the maximum benefit and enjoyment from your Kozy Heat gas fireplace Jim Hussong President Dudley Hussong Board Chairman Homeowner Reference Information We recommend you record the following information Model Name ____________________________________________ Serial Number ___________________________________________ Dealership...

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Page 5: ...7 6 0 VENTING 18 6 1 Approved 4 x 6 Vent Systems 18 6 2 Venting Requirements 18 6 3 Elbows 18 6 4 Vent Restriction 19 6 5 Vertical Terminations 20 6 6 Combination Venting 21 7 0 FIREPLACE SETUP 22 7 1 Safety Barrier Installation 22 7 2 Glass Frame Assembly 22 7 3 BW20 028MV Optional Fan Kit 23 7 4 BW20 500 Log Set Installation 24 7 5 Control Board Removal and Installation 25 8 0 THERMOSTAT WALL SW...

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Page 7: ...the above provisions shall comply with NFPA 720 and be ANSI UL 2034 listed and IAS certified 1 2 3 Signage A metal or plastic identification plate shall be permanently mounted to the exterior of the building at a minimum of eight 8 feet above grade directly in line with the exhaust vent terminal for the horizontally vented gas fueled heating appliance or equipment The sign shall read in print no l...

Page 8: ...C 40 kPa 6 4 WC 1 59 kPa Orifice Size DMS FRONT 0625 BACK 44 FRONT 61 BACK 54 2 2 1 Altitude Adjustment This appliance may be installed at higher altitudes Please refer to National Fuel Gas Code ANSI Z223 1 NFPA 54 CSA B149 1 Natural Gas and Propane Installation Code local authorities or codes having jurisdiction in you area regarding derate guidelines 2 2 1 1 US Installations Refer to the America...

Page 9: ...imensions 2313 16 605mm 615 16 176mm 201 16 510mm 141 8 359mm 2515 16 658mm 30 781mm 7 185mm 15 400mm 1713 16 452mm 7 185mm 27 658mm LEFT SIDE FRONT VIEW RIGHT SIDE TOP VIEW Figure 2 1 Appliance Dimensions shown with traditional legs ...

Page 10: ...m 201 16 510mm 141 8 359mm 7 185mm 3515 16 913mm 13 349mm 17 451mm 181 8 461mm 27 704mm 121 8 308mm 1713 16 452mm 7 185mm 27 658mm TOP VIEW LEFT SIDE FRONT VIEW RIGHT SIDE Figure 2 2 Appliance Dimensions shown with traditional base ...

Page 11: ...1 1713 16 452mm 7 185mm 27 658mm 201 16 510mm 7 184mm 2313 16 605mm 85 8 219mm 121 8 308mm 141 8 359mm 155 16 389mm TOP VIEW LEFT SIDE FRONT VIEW RIGHT SIDE Figure 2 3 Appliance Dimensions shown with contemporary base ...

Page 12: ...tion of children and other at risk individuals If the barrier becomes damaged the barrier shall be replaced with Hussong Mfg s barriers for this appliance Only doors certified with the appliance shall be used Please refer to Section 7 1 Safety Barrier Installation on page 22 for installation instructions 25 653mm 211 16 536mm 25 653mm 211 16 536mm 25 653mm 211 16 536mm BW20 FRSF BW20 PSF BW20A MSF...

Page 13: ...ds eliminating the need for any additional framing This fireplace may be installed in a bedroom Please be aware of the large amount of heat this fireplace will produce when determining a location 1 25mm 1 25mm 157 8 404mm 147 8 378mm 1 25mm 5 127mm Table 3 1 Minimum Clearances to Combustible Material From appliance top corner to side wall 1 in 25 mm From appliance top corner to back wall 5 in 127 ...

Page 14: ...sulated to prevent cold air from entering room Follow vent pipe manufacturer s installation instructions for vertical terminations A minimum of 1 in 25 mm clearance on all sides of the vertical vent pipe must be maintained Attic insulation shields may be insulated using unfaced insulation products listed as non combustible per ASTM E 136 3 3 2 Horizontal Terminations IMPORTANT Horizontal vent sect...

Page 15: ...t system at pressures in excess of psi 3 5 kPa For test pressures equal to or less than psi 3 5 kPa the appliance must be isolated from the gas supply piping system by closing its individual manual shut off valve A listed and Commonwealth of Massachusetts approved in 13 mm tee handle manual shut off valve and flexible gas connector are to be connected to the in 13 mm control valve inlet If substit...

Page 16: ...2 2 5 0 76 Over 10 12 to 11 12 3 25 0 99 Over 11 12 to 12 12 4 0 1 22 Over 12 12 to 14 12 5 0 1 52 Over 14 12 to 16 12 6 0 1 83 Over 16 12 to 18 12 7 0 2 13 Over 18 12 to 20 12 7 5 2 27 Over 20 12 to 21 12 8 0 2 44 12 x ROOF PITCH x 12 H H LOWEST DISCHARGE OPENING APPROVED CAP APPROVED VENT PIPE H MINIMUM HEIGHT FROM ROOF TO LOWEST DISCHARGE OPENING MINIMUM 12 30 m If vent is closer than 12 in 30 ...

Page 17: ... combustion air inlet to any other appliance 12 in 30 cm 9 in 23 cm K Clearance to mechanical air supply inlet 6 ft 1 83 m 3 ft 91 cm above if within 10 ft 3 m horizontally Massachusetts 10 ft 3 m L Clearance above paved sidewalk or paved driveway located on public property 7 ft 2 13 m M Clearance under veranda porch deck or balcony 12 in 30 cm 12 in 30 cm N Clearance between two horizontal termin...

Page 18: ...facturer s installation manual for complete installation instructions Vent installation must conform with venting requirements and restrictions as outlined in this manual Provide a means for visually checking the vent connection to the appliance after the fireplace is installed This fireplace may be vented through a 6 in 152 mm or larger Class A metal chimney or a co axial masonry chimney if an ap...

Page 19: ... appearance 6 4 1 Restrictor Plate Assembly and Installation A restrictor plate included in components packet may be installed before vent installation to achieve desired flame appearance Hussong Manufacturing has outlined restrictor plate recommendations for vent configurations listed on the following pages For vent restriction plate recommendations after vent installation see Section 10 2 2 Vent...

Page 20: ...al Length 3 ft 914 mm 50 ft 15 2 m Table 6 4 Recommended Restriction for Vertical Terminations Gas Type Vent Configuration Baffle Position Restrictor NG Minimum vertical Setting 5 Install restrictor Remove knockout NG Maximum vertical Setting 5 Install restrictor Remove knockout LP Minimum vertical Setting 5 Install restrictor Remove knockout LP Maximum vertical Setting 5 Install restrictor Remove...

Page 21: ... in 1219 mm Table 6 6 NG LPG Max Vertical Max Horizontal Combination Maximum Vertical Rise Maximum Horizontal Run Total Length 25 ft 7 6 m 25 ft 7 6 m 50 ft 15 2 m Maximum number of 90 elbows 5 Table 6 7 Recommended Restriction for Combination Venting Gas Type Vent Configuration Baffle Position Restrictor NG Min vert min horz Setting 3 None NG Min vert max horz Setting 1 None NG Max vert max horz ...

Page 22: ...ly should be done by a licensed or qualified service person 7 2 1 Remove Glass Frame Assembly WARNING Do not remove the glass assembly when hot 1 Remove the safety screen 2 Locate 2 spring loaded latches securing the glass assembly at the bottom of the firebox 3 Pull the spring loaded latches out and down to release the bottom of the glass assembly 4 Lift glass assembly up and off of the 2 tabs lo...

Page 23: ...nuts 3 Mount the speed control box onto the left side of the gas valve bracket Align the slots in the speed control box to the holes in bracket Secure with 2 black philips head screws included 4 Place temperature control switch magnet attached onto the firebox floor on the right side of the fan 5 Plug fan cord into the electrical box receptacle 6 Plug the speed control box cord into a properly gro...

Page 24: ...nstructions and illustrations for proper log placement 1 Align the holes in the bottom of the ember panel with the 2 mounting pins located on left and right side of the front burner Push to seat 2 Align the holes in the bottom of logs BW20 1 BW20 2 and BW20 3 with the mounting pins on the back burner Push logs down onto pins to seat 3 Position logs BW20 4 and BW20 6 with the notches in base log BW...

Page 25: ...burner orifice 9 Remove the front burner from the firebox 4 screws 10 Remove and save 10 screws securing the control board Lift the control board and control module out of the firebox being careful not to damage sealing gasket underneath 7 5 2 Control Board Installation 1 Place the control module in the firebox aligning the holes in the control board with the holes in the firebox bottom VERIFY SEA...

Page 26: ...ation of the thermostat wall switch or remote control If the rocker switch is ON the main burner will operate until it is turned OFF by the rocker switch These components will not turn the main burner OFF when it has been turned ON by the rocker switch ON OFF ROCKER SWITCH WIRES Figure 8 1 Rocker Switch Wire Locations Side View 8 2 Remote Control Follow instructions included with the remote contro...

Page 27: ...nd any gas control that has been under water LIGHTING INSTRUCTIONS 1 STOP Read all the safety information above on this page 2 Set thermostat to lowest setting if applicable 3 Turn off all electric power to the appliance 4 Remove the safety barrier to access the gas controls 5 Push in gas control knob slightly and turn clockwise to OFF NOTE Knob cannot be turned from PILOT to OFF unless knob is pu...

Page 28: ...t is near maximum inlet pressure 6 Press the rocker switch to OFF 7 Turn the gas control knob to OFF 8 Disconnect hose and tighten the inlet IN pressure tap by turning screw clockwise Screw should be snug Do not over tighten 9 Relight pilot and turn the gas control knob to ON Reattach manometer to the inlet pressure tap A to verify the tap is completely sealed Manometer should read no pressure 10 ...

Page 29: ...that may lift off the burner 10 2 1 1 Venturi Opening Adjustment NOTE If soot is present on the glass check log positioning before adjusting the venturi Logs must not block burner ports IMPORTANT Slight adjustments to the venturi opening will create dramatic results Adjust at slight increments until desired look is achieved 1 Remove the safety barrier glass frame assembly 2 Remove the log set and ...

Page 30: ...commendations for venting installations please refer to Table 6 4 Recommended Restriction for Vertical Terminations on page 20 and Table 6 7 Recommended Restriction for Combination Venting on page 21 Table 10 5 Restrictor Adjustment for Flame Appearance Flame Appearance Draft Problem Vent Restriction Short flickering Excessive draft Not enough restriction Close baffle restrictor Install restrictor...

Page 31: ...t of the baffle above flange along the inside top of firebox opening Tip the baffle against the firebox back wall and secure with 4 screws previously removed 6 Reinstall all components previously removed 10 2 2 3 Restrictor Plate Modification 1 Remove the safety barrier and the glass frame assembly 2 Remove 4 screws at the firebox back wall securing the baffle Remove baffle to access venting 3 Rem...

Page 32: ...oper flame impingement Loose thermocouple connection Ensure thermocouple connection at gas valve is full inserted and tight hand tight plus 1 4 turn Thermocouple reading below 15 millivolts Disconnect the thermocouple from valve Place one millivolt meter lead wire on the end of the thermocouple and the other millivolt meter lead wire on the thermocouple s copper wire Start the pilot while holding ...

Page 33: ...e in operation No LP gas in tank Check LP propane tank Refill if necessary Incorrect glass frame assembly installation Refer to Section 7 2 Glass Frame Assembly on page 22 Improper pitch on horizontal venting in 6 mm per 12 in 30 cm is required on horizontal venting Defective thermopile or thermcouple Check thermopile and thermocouple for proper millivolts Inner vent pipe leaking exhaust gases bac...

Page 34: ... vacuum The bearings are sealed and require no oiling 12 2 Vent System NOTE If the vent air intake system is disassembled for any reason reinstall per instructions provided with installation Refer to Section 6 0 Venting on page 18 Performed by Qualified Service Person Frequency Annually Action Examination of the vent system is required The flow of combustion and ventilation air must not be obstruc...

Page 35: ...090 Conversion Kit NG OCK S44625 Flexible Pilot Tubing valve to pilot 700 091 Conversion Kit LPG OCK S5461 Millivolt Generator 700 092 Front Burner BW20 350 Thermocouple 700 093 Back Burner BW20 351 Pilot Orifice NG 700 094 Log Plate BW20 352 Pilot Orifice LPG 700 095 Hussong Manufacturing Co Inc P O Box 577 204 Industrial Park Drive Lakefield MN 56150 0577 USA BIR 20 MV LOG SET 6 Piece Log Set BW...

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Page 37: ...ong Manufacturing Co Inc s behalf any additional obligation of liability connected with the unit It is expressly agreed and understood that this warranty is Hussong Manufacturing Co Inc s sole obligation and purchaser s exclusive remedy for defective fireplace equipment Hussong Manufacturing Co Inc shall not be liable for any consequential incidental or contingent damages whatsoever The foregoing ...

Page 38: ......

Page 39: ...defective component s It is expressly agreed and understood that this Lifetime Warranty is Hussong Manufacturing Co Inc s sole obligation and original purchaser s exclusive remedy for defective fireplace equipment Hussong Manufacturing Co Inc shall not be liable for any consequential incidental or contingent damages whatsoever other than those incurred by Hussong Manufacturing Co Inc to repair or ...

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