An unvented gas-fired heater uses air (oxygen) from the room in which it is installed. Provisions for adequate combustion and ventilation air must be provided. See
installation guidelines.
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IMPORTANT SAFETY INFORMATION

INSTALLER

Please leave these instructions with the appliance.

OWNER

Please retain these instructions for future reference.

IMPORTANT

Read these instructions carefully before installing or trying to operate a vent-free gas heater in this firebox.

WARNING

•Any change to this heater or its controls can be dangerous.

•Improper installation or use of the heater can cause serious injury or death from fire, burns, explosion or carbon monoxide poisoning.

•Do not allow fans to blow directly into the fireplace. Avoid any drafts that alter burner flame patterns.

•Do not use a blower insert, heat exchanger insert or other accessory, not approved for use with this heater where applicable.

1.Due to high temperatures, the appliance should be located out of traffic and away from furniture and draperies.

2.Children and adults should be alerted to the hazard of high surface temperature and should stay away to avoid burns or clothing ignition.

3.Young children should be carefully supervised when they are in the same room with the appli- ance.

4.Do not place clothing or other flammable material on or near the appliance.

5.Any safety screen or guard removed for servicing an appliance, must be replaced prior to operating the heater.

6.Installation and repair should be done by a qualified service person.

7.To prevent malfunction and/or sooting, an unvented gas heater should be cleaned before use at least annually by a professional service person. More frequent cleaning may be required due to exces- sive lint from carpeting, bedding material, etc. It is imperative that control compartments, burners and circulating air passageways be kept clean.

8.CARBON MONOXIDE POISONING: Early signs of carbon monoxide poisoning are similar to the flu with headaches, dizziness and/or nausea. If you have these signs, obtain fresh air immediately. Have the heater serviced as it may not be operating properly.

9.The installation must conform with local codes or, in the absence of local codes, with the National Fuel Gas

Code, ANSI Z223.l/NFPA54.

10.This unit complies with ANSI Z21.91 ventless firebox enclosures for gas-fired unvented decorative room heat- ers.

11.Do not install heater in a bathroom or bedroom.

12.Correct installation of the ceramic fiber logs, proper location of the heater, and annual cleaning are necessary to avoid potential problems with sooting. Sooting, resulting from improper installation or operation, can settle on surfaces outside the fireplace. See log placement instructions for proper installation.

13.Avoid any drafts that alter burner flame patterns. Do not allow fans to blow directly into fireplace. Do not place a blower inside burn area of firebox. Ceiling fans may create drafts that alter burner flame patterns. Sooting and improper burning will occur.

14.Caution: Candles, incense, oil lamps, etc. produce combustion byproducts including soot. Vent-free appli- ances will not filter or clean soot produced by these types of products. In addition, the smoke and/or aromatics (scents) may be reburnt in the vent-free appliance which can produce odors. It is recommended to minimize the use of candles, incense, etc. while the vent-free appliance is in operation.

15.

71D0530

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Monessen Hearth GCUF Series, GRUF Series dimensions Important Safety Information, Installer, Owner
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GRUF Series, GCUF Series, GRUF, Series specifications

The Monessen Hearth GRUF Series and GCUF Series are designed to meet the diverse heating needs of modern homes while providing aesthetic value and efficient performance. These series are available in a range of styles that can complement any décor, offering homeowners a versatile solution for both heating and ambiance.

One of the standout features of the GRUF Series is its innovative design that blends traditional craftsmanship with cutting-edge technology. The units are equipped with high-efficiency burners, delivering an impressive heat output while minimizing fuel consumption. The inclusion of a powerful blower system ensures optimal heat distribution, allowing for a comfortable living environment even in larger spaces. Additionally, the GRUF Series offers customizable options, allowing homeowners to select aesthetics such as different finishes and mantel designs that suit their personal taste.

In terms of safety, the GRUF Series is built with advanced safety features such as a built-in heat shield and a sealed combustion system. This not only protects users but also ensures that external air does not interfere with the burn process, thus improving efficiency. The GRUF units can accommodate various fuel sources, including natural gas and propane, providing flexibility based on availability and preference.

The GCUF Series, on the other hand, emphasizes modern technology with an array of smart options. These units come standard with Wi-Fi capability, enabling users to control their fireplace via smartphone apps for enhanced convenience. The GCUF Series also features a dynamic flame presentation and realistic logs that bring a sense of warmth and coziness to any room.

Both the GRUF and GCUF Series are designed for ease of installation and maintenance. The user-friendly design ensures that homeowners can enjoy their fireplaces with minimal hassle, and the high-quality materials used in construction promise durability and longevity.

In summary, the Monessen Hearth GRUF Series and GCUF Series stand out with their combination of efficiency, customizable aesthetics, and smart technology. Whether opting for the classic elegance of the GRUF or the modern innovations of the GCUF, homeowners are guaranteed to find a reliable source of heat that enhances their living space while providing an inviting ambiance.
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