Monessen Hearth MJ27PR, MJ27NR Fireplace and Hearth Dimensions, Minimum Hearth Dimension

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FIREPLACE and HEARTH DIMENSIONS

WARNING

This appliance is for installation only in a solid-fuel burning masonry or UL127 factory-built fireplace, vent free appliance, or in listed ventless firebox enclosure. It has been design certified for these installations.

Exception: DO NOT install this appliance in a factory-built fireplace that includes instructions stating it has not been tested or should not be used with unvented gas logs.

Use manufacturer's installation and clearance requirements as defined in their manual.

The MJ Series unvented room heater is approved for installation into the following unvented fire- places:

GCUF Series Fireboxes Magnum36/42, Lo-Rider36 or BUF

The MJ Series unvented room heater may also be installed into a Ventless Firebox Enclosure for Gas Fired Decorative Type Unvented Room Heaters per IAS Requirement No. 2-97 ANSI Z21.91- 2001 (typically referred to as a "Universal Firebox"), as long as firebox hearth dimensions meet the minimum hearth dimensions shown below.

27”

19”

30”

14”

Figure 2 - Minimum Hearth Dimension

86D0024

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Contents Natural Gas or Liquid Propane Control Type Millivolt Hi/Low Models MJ27NR, MJ27PRContents Installer Important Safety InformationOwner Gas Code, Ansi Z223.l/NFPA54Never connect unit to private non Utility gas wells. This gas is commonlyKnown as wellhead gas What you will need for installation Getting StartedMake sure you have received all parts Product Features and Specifications Codes General Installation InformationAmerican National Standards Institute, Inc National Fire Protection Association, IncBTU / hr = Minimum Hearth Dimension Fireplace and Hearth DimensionsHeight of Restriction Minimum Depth of Fireplace/Firebox Placement in a fireplace with a restrictive barrierSidewall and Ceiling Clearances Clearances and Height RequirementsRequirements for Safe Installation Heat ResistantMeasurement MJ27 Mantel, Shelf or Other Combustible Projection Heat Resistant Requirements for Safe Installation with Wood12 min Is an example of an unsafe mantel instal Minimum Clearance above Combustible Flooring Floor ClearancePaint by a qualified chimney cleaner Before installing in a solid fuel burningInstalling Vented Applications Fireplace PreparationInstalling Vented Applications Assembly procedurePlacing and Securing Appliance Gas Connection Connecting the GASMillivolt Valve Control Figure Checking GAS PressureAte Electrical Wiring MillivoltDo not allow wires Connecting Remote ReceiverBurner To touch grate orLOG Placement Install Log #8 Install Log #4 Place Flickering Bright Embers Place Flickering EmbersANDIRON Installation Andiron and rock installationAssembly Instructions Placing the decorative rockChecking the pilot flame Flame AppearanceOperating Instructions Checking the Burner FlameWhat to do if YOU Smell GAS Operating InstructionsTo Turn OFF GAS to Heater Cleaning and Servicing Operating Instructions / Cleaning and ServicingServicing. Only a qualified service person TroubleshootingShould service and repair the heater Turn appliance OFF and allow to cool beforeGoes out when control Description Qty Replacement partsReplacement Parts list LogsDescription Qty MJ27 Please Read and Follow These 86D0024 Five Year Warranty Lifetime WarrantyBasic Warranty If Warranty Service is NeededMhsc