Monessen Hearth LX36DV, LX32DV operating instructions Carbon Monoxide Detector Requirements

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LX Series Direct Vent Gas Fireplace

Massachusetts Residents Only — Please read and follow these special requirements

NOTE REGARDING VENTED PRODUCTS

This product must be installed by a licensed plumber or gas fitter when installed within the Commonwealth of Massachusetts.

Any residence with a direct vent product must have a CO detector installed in the residence.

Installation of the fireplace or vented gas log in the State of Massachusetts requires the damper to be permanently removed or welded in the fully open position.

In addition, a naturally vented gas log may not be installed in a bedroom or bathroom in the State of Massachusetts.

Flex line installation must not exceed 36 inches and must have a T shutoff valve.

NOTE REGARDING VENT FREE PRODUCTS

This product must be installed by a licensed plumber or gas fitter when installed within the Commonwealth of Massachusetts.

In addition, vent free products may not be installed in a bedroom or bathroom regardless of size or type in the State of Massachusetts.

Flex line installation must not exceed 36 inches and must have a T shutoff valve.

CARBON MONOXIDE DETECTOR REQUIREMENTS

(2)Revise 10.8.3 by adding the following additional requirements:

(a)For all side wall horizontally vented gas fueled equipment installed in every dwelling, building or structure used in whole or in part for residential purposes, including those owned or operated by the Commonwealth and where the side wall exhaust vent termination is less than seven (7) feet above finished grade in the area of the venting, including but not limited to decks and porches, the following requirements shall be satisfied:

1.Installation of carbon monoxide detectors. At the time of installation of the side wall horizontal vented gas fueled equipment, the installing plumber or gas fitter shall observe that a hard wired carbon monoxide detector with an alarm and battery back-up is installed on the floor level where the gas equipment is to be installed. In addition, the installing plumber or gas fitter shall observe that a battery operated or hard wired carbon monoxide detector with an alarm is installed on each additional level of the dwelling, building or structure served by the side wall horizontal vented gas fueled equipment. It shall be the responsibility of the property owner to secure the services of qualified licensed professionals for the installation of hard wired carbon monoxide detectors

a.In the event that the side wall horizontally vented gas fueled equipment is installed in a crawl space or an attic, the hard wired carbon monoxide detector with alarm and battery back-up may be installed on the next adjacent floor level.

b.In the event that the requirements of this subdivision can not be met at the time of completion of installation, the owner shall have a period of thirty (30) days to comply with the above requirements; provided, however, that during said thirty (30) day period, a battery operated carbon monoxide detector with an alarm shall be installed.

2.Approved Carbon Monoxide Detectors. Each carbon monoxide detector as required in accordance with the above provisions shall comply with NFPA 720 and be ANSI/UL 2034 listed and IAS certified.

3.Signage. A metal or plastic identification plate shall be permanently mounted to the exterior of the building at a minimum height 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 size no less than one-half (1/2) inch in size,

“GAS VENT DIRECTLY BELOW. KEEP CLEAR OF ALL OBSTRUCTIONS.”

4.Inspection. The state or local gas inspector of the side wall horizontally vented gas fueled equipment shall not approve the installation unless, upon inspection, the inspector observes carbon monoxide detectors and signage installed in accordance with the provisions of 248 CMR 5.08(2)(a)1 through 4.

(b)Exemptions: The following equipment is exempt from

248 CMR 5.08(2)(a)1 through 4:

1.The equipment listed in Chapter 10 entitled "Equipment Not Required To Be Vented" in the most current edition of NFPA 54 as adopted by the Board; and

2.Product Approved side wall horizontally vented gas fueled equipment installed in a room or structure separate from the dwelling, building or structure used in whole or in part for residential purposes.

(c)Manufacturer requirements — Gas Equipment Venting System Provided. When the manufacturer of Product Approved side wall horizontally vented gas equipment provides a venting system design or venting system components with the equipment, the instructions provided by the manufacturer for installation of the equipment and the venting system shall include:

1.Detailed instructions for the installation of the venting system design or the venting system components; and

2.A complete parts list for the venting system design or venting system.

(d)Manufacturer requirements — Gas Equipment Venting System Not Provided. When the manufacturer of a Product Approved side wall horizontally vented gas fueled equipment does not provide the parts for venting the flue gases, but identifies “special venting systems,” the following requirements shall be satisfied by the manufacturer:

1.The referenced "special venting system" instructions shall be included with the appliance or equipment installation instructions; and

2.The “special venting systems” shall be Product Approved by the Board, and the instructions for that system shall include a parts list and detailed installation instructions.

(e)A copy of all installation instructions for all Product Approved side wall horizontally vented gas fueled equipment, all venting instructions, all parts lists for venting instructions, and/or all venting design

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Contents Lexington Direct Vent Gas Fireplace What to do if YOU Smell GASContents CongratulationsOwner Important Safety InformationInstaller Please leave these instructions with the applianceCode Approval Important Safety InformationPlease Read the Following Carefully High Elevations Product SpecificationsGas Specifications & Orifice Size GAS pressuresFireplace and Framing Dimensions LX32 Fireplace & Framing DimensionsBefore You Start Installation InformationFireplace Framing Installation Information Fireplace LocationMantel clearances Hearth requirements ClearancesClearances to combustibles For the exact width of the faceSecure Fireplace to floor or framing Finishing Material4 102 mm flue pipe should be After conversion to top vent configurationOptional top vent application Concentric within the 6B\, 175 mm outerVenting Installation Installation precautionsFailure to follow these instructions will void the warranty Venting Installation Combustible Clearances for Vent PipeFor horizontal termination Installation planningInstalling a vent system in an outside chase For vertical terminationVenting Installation General Venting Information Termination LocationVent Graph should be read in conjunction with How To Use The Vent GraphFollowing vent installation instructions to determine SystemDo not recess vent termination into any Rear Wall Vent installationWall. This will cause a fire hazard Horizontal through the wall ter- mination configurations Maximum horizontal vent length in a system with a Example According to the vent graph Page 16Elbow Total Angular Variation 270 Below Grade Installations Vertical through-the-roof applica- tionsInstallation for Vertical TERMINA- Tion Flat Ceiling InstallationFirestop. Be sure pipe and elbow connections are Assemble the desired lengths of pipe and elbows necEssary to reach from the burner system flue up through Fully twist-locked. Page 17, FigureInstalling gas piping to fireplace location Check gas typeNatural Gas Propane/LPElectrical Wiring Do not connect wall switch to Remote Wall mounted SwitchHeater 110V circuit Glass Frame Removal Final InstallationReinstalling clamps, keep fingers clear Each clamp has a quick spring force. WhenLogs supplied with the unit LOG PlacementInstalL logs and rock wool ember material in firebox Personal injuryRear Log #1 Place top left log #4 on two pins on left mid log. Figure Center Log #8 Air Space Under Rear Log 100% Factory Setting AIR Restrictor Adjustment20 to 50% 30 to Facing Installation Install FacingInitial lighting Leak testing Never use an open flame to check for gas leaksOperating Instructions Approved leak testing method Operating InstructionsLighting the burner Main burner switchPilot position Firebox Cleaning Cleaning and maintenanceCleaning glass Venting systemWiring Diagram for Blower BlowerTroubleshooting Observed Problem Possible Cause RemedyReplacement Parts Replacement Parts Optional Accessories Nantucket Decorative ArchOptional Accessories LX Series Direct Vent Gas Fireplace LX Series Direct Vent Gas Fireplace Carbon Monoxide Detector Requirements Basic Warranty Lifetime WarrantyFive Year Warranty If Warranty Service is NeededMhsc Model EnerGuide Ratings

LX36DV, LX32DV specifications

The Monessen Hearth LX36DV and LX32DV are premium direct vent gas fireplaces designed to provide warmth and ambiance in any living space. Both models showcase innovative engineering and elegant designs, making them a popular choice for homeowners seeking efficient heating solutions.

One of the main features of the LX36DV and LX32DV is their versatile design. Both units are available in various configurations, allowing them to seamlessly integrate into a range of architectural styles, from contemporary to traditional. Their clean face design and beveled edges contribute to a sleek, attractive appearance that enhances any room's aesthetic.

Efficiency is another standout characteristic of these fireplaces. Equipped with advanced gas burner technology, the LX36DV and LX32DV deliver an impressive heat output while maintaining a high efficiency rating. The direct vent system ensures that combustion gases are safely expelled outside, making it a safe alternative to traditional wood-burning fireplaces. This feature not only improves indoor air quality but also contributes to overall energy conservation.

The LX36DV and LX32DV also offer customizable options to enhance user experience. Customers can choose from various front styles, finishes, and media options, allowing for personalization that matches individual tastes. The addition of decorative glass or colorful crushed fireglass can transform the look of the fireplace, creating a unique focal point in the room.

In terms of technology, both models are equipped with remote control capabilities, allowing users to adjust flame height and heat settings from anywhere in the room. This convenience ensures optimal comfort while eliminating the need for manual adjustments. Additionally, these fireplaces come with innovative electronic ignition systems that provide reliable startup every time.

Safety features are prioritized in the design of the LX36DV and LX32DV. Each unit comes with safety screen options and can be modified to include childproof doors, making them a practical choice for families. The advanced flame sensing technology provides peace of mind as it automatically adjusts in response to room conditions.

In conclusion, the Monessen Hearth LX36DV and LX32DV are exemplary gas fireplaces that combine style, efficiency, and safety. With their customizable design, advanced technologies, and user-friendly features, these models stand out in the market, offering unrivaled warmth and elegance to any home. Whether you are heating a cozy family room or making a statement in a grand living area, these fireplaces provide both functionality and charm.
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