Monessen Hearth HVFL18 manual Fireplace Preparation, Installing Vented Applications

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FIREPLACE PREPARATION

BEFORE FULLY INSTALLING THE UNIT:

•Turn OFF the gas supply to the fireplace or firebox.

•Seal any fresh air vents and/or ash clean-out doors located on the floor or wall of the fireplace. If left unsealed, drafting may cause pilot outage or sooting. Use a heat resistant sealant. Do not seal the chimney flue damper.

WARNING

Before installing in a solid fuel burning fireplace, The chimney flue and firebox must be cleaned of soot, creosote, ashes and loose paint by a qualified chimney cleaner.

INSTALLING VENTED APPLICATIONS

Manual and milli-volt controlled gas logs may be installed as a vented decorative log set in compliance with ANSI Z21.60 and National Fuel Gas Code, Section 6.6. Since, the gas logs are operated with the damper open, non-combustible mate- rial and minimum mantel requirements do not apply.

WARNING

This appliance is for installation only in a solid fuel burning fireplace (masonry fireplace or manufactured fireplace) with a working flue and constructed of noncombustible material.

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

BEFORE INSTALLING THE APPLIANCE:

•Turn off gas supply to fireplace or firebox.

•Have the fireplace floor and chimney professionally cleaned to remove ashes, soot, creosote or other obstructions. Have this cleaning performed annually after installation.

•Seal any fresh air vents or ash clean-out doors located on floor or wall of fireplace. If not, drafting may cause pilot outage or sooting. Use a heat-resistant sealant.

Install and operate the appliance as directed in this manual.

DAMPER STOP INSTALLATION:

A damper stop must be provided with the unit. Contact your dealer to obtain one. The damper stop must be installed as shown in Figure 13 to prevent full closure of the fireplace damper blade and provide a minimum 29 square inch flue opening.

Damper Stop

Damper

Figure 13 - Damper Stop Installation. (See WARNING at top of next page.)

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Contents
Read and Save These Instructions What to do if YOU Smell GASContents Important Safety Information InstallerOwner Never connect unit to private What YOU will Need for Installation Getting StartedMake Sure YOU have Received ALL Parts Product Features and Specifications Natural GASPROPANE/LPG Ignition Controls PILOT/ODSThermal Generator General Installation Information CodesAdequate Combustion and Ventilation AIR BTU/Hr = 151/2 x 12 x 8 x 1000 = 29760 BTU/Hr Fireplace and Hearth Dimensions Hearth Minimum DimensionPlacement in a Fireplace with a Restrictive Barrier Height of Restriction Minimum Depth of Fireplace/FireboxClearances and Height Requirements Sidewall and Ceiling ClearancesClearances and Height Requirements Measuring Heat Resistant Material for Mantel Clearances and Height Requirments ExampleExample Floor Clearance Minimum Clearance above Combustible FlooringBefore Installing the Appliance Installing Vented ApplicationsBefore Fully Installing the Unit Damper Stop InstallationInstalling Vented Applications Assembly ProcedurePlacing and Securing Appliance Connecting the GAS Flexible Tube Manual Shutoff Gas Supply Inlet ValveChecking GAS Pressure Manual Control FigureElectrical Wiring MILLI-VOLT Connecting Optional Wall Switch or ThermostatOperate Connecting Remote Receiver Installing T-STAT Sensor Option Sold SeparatelyInstalling T-Stat Sensor to Hvfl Base With Screw Provided Operation of Thermostat Sensor Checking System OperationComplete MILLI-VOLT System Check Back Burner Rock Wool and LOG PlacementInstalling Kentucky Stack Logs on Grate Placing Rock WoolLOG Placement See FigureInstalling Split Maple Logs on Grate Installing Back Log #1Installing Top Right Log #5 Checking the Pilot Flame Flame AppearancePlacing the Decorative Rock MILLI-VOLT Control and Thermostat ControlChecking the Burner Flame Operating InstructionsOperating Instructions What to do if YOU Smell GASManual Control Lighting Instructions MILLI-VOLT Control Lighting Instructions Operating Instructions and Cleaning and Servicing Cleaning and ServicingTroubleshooting Observed Problem Possible Cause RemedyODS/pilot lights, but flame Replacement Parts Burner AssemblyReplacement Parts List HVFL18 HVFL24Kentucky Stack Logs KSCL18 KSCL24 KSCL30Split Maple Logs SMRL18 SMRL24 SMRL30Carbon Monoxide Detector Requirements Special Requirements Lifetime Warranty Five Year WarrantyBasic Warranty
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