Monessen Hearth MJ27NR, MJ27PR operating instructions Contents

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CONTENTS

	Important Safety Information	3	Electrical Wiring (Millivolt)	21
	Getting Started	5	Connecting Remote Receiver	22
	Getting Started	5	Checking System Operation	22
	Product Features and Specifications	6	Checking System Operation	22
	Product Features and Specifications	6	Log Placement	23
	Natural Gas	6	Log Placement	23
	Propane/LPG	6	Ember and Rock Installation	27
	Ignition Controls	6	Andiron Installation	27
	Pilot/ODS	6	Flame Appearance	28
	Thermal Generator	6	Checking Burner Flames	29
	General Installation Information	7	Operating Instructions	30
	Codes	7	For Your Safety Read Before Lighting	30
	Adequate Combustion and Ventilation Air	7	For Your Safety Read Before Lighting	30
	Adequate Combustion and Ventilation Air	7	Millivolt Control Lighting Instructions	31
			Millivolt Control Lighting Instructions	31
	Fireplace and Hearth Dimensions	9	Match Lighting Instructions	32
	Placement in a Fireplace		Cleaning Instructions	32
	with a Restrictive Barrier	10	Troubleshooting	33
	Clearances and Height Requirements	11	Replacement Parts	35
	Floor Clearance	16	Burner Assembly	35
	Fireplace Preparation	17	Logs	36
	Fireplace Preparation	17	Warranty	39
	Installing Vented Applications	18	Warranty	39
	Connecting the Gas	19
	Checking Gas Pressure	20
	Millivolt	20

86D0024

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Contents Models MJ27NR, MJ27PR Natural Gas or Liquid Propane Control Type Millivolt Hi/LowContents Owner Important Safety InformationInstaller Gas Code, Ansi Z223.l/NFPA54Known as wellhead gas Never connect unit to private nonUtility gas wells. This gas is commonly Make sure you have received all parts What you will need for installationGetting Started Product Features and Specifications American National Standards Institute, Inc General Installation InformationCodes National Fire Protection Association, IncBTU / hr = Fireplace and Hearth Dimensions Minimum Hearth DimensionPlacement in a fireplace with a restrictive barrier Height of Restriction Minimum Depth of Fireplace/FireboxClearances and Height Requirements Sidewall and Ceiling ClearancesMeasurement MJ27 Requirements for Safe InstallationHeat Resistant Heat Resistant Requirements for Safe Installation with Wood Mantel, Shelf or Other Combustible Projection12 min Is an example of an unsafe mantel instal Floor Clearance Minimum Clearance above Combustible FlooringInstalling Vented Applications Before installing in a solid fuel burningPaint by a qualified chimney cleaner Fireplace PreparationPlacing and Securing Appliance Installing Vented ApplicationsAssembly procedure Connecting the GAS Gas ConnectionChecking GAS Pressure Millivolt Valve Control FigureElectrical Wiring Millivolt AteBurner Connecting Remote ReceiverDo not allow wires To touch grate orLOG Placement Install Log #8 Install Log #4 Place Flickering Embers Place Flickering Bright EmbersAssembly Instructions Andiron and rock installationANDIRON Installation Placing the decorative rockFlame Appearance Checking the pilot flameChecking the Burner Flame Operating InstructionsOperating Instructions What to do if YOU Smell GASTo Turn OFF GAS to Heater Operating Instructions / Cleaning and Servicing Cleaning and ServicingShould service and repair the heater TroubleshootingServicing. Only a qualified service person Turn appliance OFF and allow to cool beforeGoes out when control Replacement parts Description QtyDescription Qty MJ27 Replacement Parts listLogs Please Read and Follow These 86D0024 Basic Warranty Lifetime WarrantyFive Year Warranty If Warranty Service is NeededMhsc