Majestic fireplaces UVHK23MP Installation And Operating Instructions Manual Download Page 1

Installation and Operating Instructions for 
Gas Log Heaters

Models:  UVHK23MP, UVHK29MN, 
 

UVHK31MP, UVHK36MN

Models with “N” after the model number use natural gas; models with “P” after the model number use propane (LP) gas.

This appliance operates as an unvented room heat-
er certified under ANSI Z21.11.2b-2004  when fitted 
to a solid fuel burning masonry or factory built fire-
place with the flue damper closed.  It also operates 
as a decorative appliance under ANSI Z21.60b-2001.
CSA 2.26b-2001,  when fitted to a solid fuel burning 
masonry or factory built fireplace with the flue 
damper open.  When used as a decorative appli-
ance, the use of a thermostat is not allowed.  State 
or local codes may only allow operation of this ap-
pliance in a vented configuration.  Check your state 
or local codes.

Split Bark Logs

Charred Oak Logs

This is an unvented gas-fired heater.  It uses air 
(oxygen) from the room in which it is installed.  
Provisions for adequate combustion and ventila-
tion air must be provided.  Refer to Section Provi-
sions For Adequate Combustion and Ventilation 
Air - Page 6.

FOR YOUR SAFETY

— 

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 electric switch; do not use any phone in your building. 

• 

Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instruc-
tions.

• 

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.

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.

20008056  1/07  Rev. 2

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 the type of gas 
indicated on the rating plate.  This appliance is not 
convertible for use with other gases. 

Summary of Contents for UVHK23MP

Page 1: ...t be provided Refer to Section Provi sions For Adequate Combustion and Ventilation Air Page 6 FOR YOUR SAFETY 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 electric switch do not use any phone in your building Immediately call your gas supplier from a ne...

Page 2: ...ing 9 Fireplace Preparation 9 Location 9 Clearances 9 Gas Connection 11 Typical Gas Line Connection 11 Gas Line Pipe Sizing 12 Gas Pressure Check 12 Lighting Instructions 13 Turning Off Gas to Appliance 13 Match Lighting 13 Flame Check 14 Managing Heat Output 14 Maintenance Cleaning 14 Positioning Logs 15 Fireplace Screen 15 Decorative Volcanic Ash 15 Servicing 18 Repair Parts 18 Warranty 19 Table...

Page 3: ...mmediately call a qualified technician to inspect the ap pliance and replace any part of the control system and any gas control which has been under water Any outside air ducts in the fireplace shall be permanently closed at the time of appliance installation Check local state or city codes to determine if unvented heaters are permitted If unvented heaters are not per mitted the fireplace chimney dam...

Page 4: ...he fireplace screen is in place when the appliance is operating and unless other provisions for combustion air are provided the screen shall have opening s for introduction of combustion air Close supervision is necessary when the appliance is be ing operated near children Do not use to cook food If this is the ONLY gas appliance we recommend a minimum 200 pound cylinder with a fill gauge Use of a 1...

Page 5: ...d can create odor Such odors will disappear over time however the condition can be alleviated by opening a window or otherwise providing additional ventilation to the area A Front width B Rear width C Depth D Height Fig 1 Minimum fireplace dimensions FD370 2 Fireplace dimensions vl18 3 25 99 A B D C FD370 2 High Elevations Input ratings are shown in BTU per hour and are certified without deration fr...

Page 6: ...ermination cap before the installation of the vent free logs Model Wood Burning Fireplace Series UVHK36MN UVHK31MP UVHK29MN UVHK23MP BR BC36 BR BC36i X X SHR36 X X BR BC42 BR BC42i X X X X SHR42A 48 52 X X X X Vent Free Fireplace Series UVHK36MN UVHK31MP UVHK29MN UVHK23MP UVDC36 UVDR36 X X X X UV36 X X UVDC42 UVDR42 X X X X UVSRC36A X X X X UVSRC42A X X X X Log Usage Chart UVHK36MN UVHK31MP UVHK29...

Page 7: ...he outdoors 4 Compare the maximum BTU Hr the space can support with the actual amount of BTU Hr used __________ BTU Hr maximum the space can support __________ BTU Hr actual amount of BTU Hr used Example 100 000 BTU Hr max the space can support 89 000 BTU Hr actual amount of BTU Hr used The space in the above example is an unconfined space because the actual BTU Hr used is less than the maximum BTU...

Page 8: ...L x W must equal 30 sq in T104 Fig 1 Minimum flue diameter and flue damper positions 12 vent370 2 Ventilation options 3 26 99 djt VO370 2 Fig 2 Ventilation options for confined space Option 1 Vents to Adjoining Room Option 2 Remove Door to Adjoining Room Option 3 Vents to Adjoining Room 12 WARNING Air openings that provide fresh air from an adjoining unconfined space shall not be blocked or obstructed...

Page 9: ...ions on the fireplace floor Drill two holes approximately 1 2 deep Use the two screws to secure the brackets to the fireplace floor Fig 3 Clearances NOTE The following instructions regarding installation clear ances and the use and installation of a canopy apply to use of the appliances as an unvented space heater in permitting jurisdictions When installed as a vented decorative gas appli ance the cle...

Page 10: ...xisting fireplaces Fireplace Opening 10 8 6 1 8 Min T107 Mantel clearance with canopy 10 27 03 djt 12 Min 16 Min 20 Min Heat Resistant Material Fig 4C Mantel clearance with Optional Universal Canopy UC 2 black or UC 2PB polished brass Fireplace Opening Universal Canopy T107 side clearance and projection 10 27 03 djt Fireplace Opening Maximum Projection 7 2 Minimum Clearance Mantel Leg Combustible M...

Page 11: ...free from the fireplace check tightness of flexible connector fittings CAUTION Use one wrench to hold the valve and one wrench to loosen and tighten the brass adapter and the flex line connection Failure to hold the valve while loosening and tightening the fittings can damage the unit and cause gas leaks Step 2 Set the engine assembly into the fireplace and connect the flexible connector to the gas pipin...

Page 12: ...ot 10 w c for LP or 3 5 w c for natural gas then the inlet pres sure must be adjusted or increased until the proper pressures are attained If these pressures are greater than 10 w c for LP or 3 5 w c for natural gas contact your gas supplier before operating the appliance The pressure regulator is preset and locked to prevent tamper ing If the pressure is not as specified replace the regulator with...

Page 13: ... information above If you don t smell gas go to the next step 4 Refer to Figure 8 Locate the pilot It is at the right of the front main burner next to the control knob 5 Refer to Figure 9 Push in the control knob and turn counterclockwise to the 1 IGN position Hold the control knob in for a few seconds 6 While still holding in the control knob press the ignitor push button several times This will ...

Page 14: ...and switches off the gas supply in case the level of oxygen falls below a safe level It must not be altered in any way Cleaning CAUTION Before cleaning or moving logs or other parts of the unit be sure to read the section on important safeguards Cleaning should be done before the logs are used each year and after long periods of non use All cleaning should be carried out when the appliance is cold...

Page 15: ...the peg fits into the hole in the top of the front log The top log when properly positioned establishes the correct spacing between the front and rear logs The left and right twigs are to be placed into the appropriate notches provided in the front and rear logs as shown Figs 12 13 and 14 When using the Charred Oak log set the rear standoff must be cut to allow the rear log to be positioned properl...

Page 16: ...ARNING Failure to position the parts in accordance with this diagram or failure to use only parts specifically ap proved with this heater may result in property damage or personal injury Do not alter the logs Charred Oak Logset Fig 14 Charred oak logset correct potitions ...

Page 17: ...15 03 djt Front Log End Bar Should Fit in V Shaped Depression in the Bark T101 Fig 16 Front end of frontlog should touch grate bar T124 Side view logset 10 28 03 djt Log Spacer Bracket Control Cover Rear Log Bracket T124 All Other Logsets Charred Oak Only Fig 17 When using Charred Oak logsets the rear log spacer bracket must be cut for the rear log to sit properly ...

Page 18: ...2005 72005 72005 72005 Front Grate Assy 69649 69649 69305 69305 Base Plate 71149 71149 71150 71150 Ceramic Fiber Base 71579 71579 71578 71578 Rear Burner Injector 76375 76377 71843 71223 Main Burner Injector 69660 71185 69211 69341 Restrictor 71213 71212 Rear Burner 76116 76116 72689 72689 Main Burner 69720 69720 69340 69340 Control Valve 70683 70683 69233 69233 Regulator Nat 73332 73332 Regulator...

Page 19: ...NTAL OR CONSEQUENTIAL DAM AGES EXCEPT TO THE EXTENT PROVIDED BY LAW THERE ARE NO IMPLIED WARRANTIES WITH RESPECT TO THE GAS APPLIANCE ITS COMPONENTS AND AC CESSORIES INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ALL OF WHICH ARE HEREBY EXPRESSLY INCLUDED IN NO EVENT SHALL ANY IMPLIED WAR RANTY PRESCRIBED BY LAW NOTWITHSTANDING THE FOREGOING EXPRESS EXCLUSION R...

Page 20: ...410 Admiral Blvd Mississauga Ontario Canada L5T 2N6 800 668 5323 www cfmcorp com CFM Corporation ...

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