6 Maintaining and Servicing the Appliance

A. Servicing Your Appliance

C. Annual Inspection

WARNING

Risk of injury or property damage

Before servicing:

•Turn off gas.

•Turn off electricity to appliance.

•Disable remote control, if one is present.

•Ensure appliance is completely cooled.

After Servicing:

•Replace any screen or barrier that was removed.

•Reseal and reinstall any venting removed for servicing.

•Repair and replacement work should be done by a qualified service technician.

•Always shut off the gas supply and make sure the appliance is cool before beginning any service operation.

•Always check for gas leaks after servicing.

•Always check for proper venting.

WARNING

Annual inspection by qualified technician recommended.

Check:

•Condition of doors, surrounds and fronts.

•Obstructions of combustion and ventilation air.

•Condition of logs.

•Condition of firebox.

•Gas connections and fittings.

•Obstructions of termination cap.

Clean:

•Glass.

•Logs.

•Burner, burner ports.

Risk of:

•Fire

•Delayed ignition or explosion

•Exposure to combustion fumes

•Odors

B. Cleaning Your Appliance

Your gas logs require little care. Keep the burner assembly, logs and burner area surrounding the logs clean by vacuuming or brushing with a dry paint brush at least twice a year.

•The logs become fragile after burning. Take care in handling.

•Always turn off the gas before cleaning. For relighting, refer to lighting instructions located in Section 5.A. of these instructions.

•Always keep the appliance clear and free from combustible materials, gasoline, and other flammable vapors and liquids.

•Never obstruct the flow of combustion and ventilation air. Keep the front of the appliance clear of all obstacles and materials.

•Leave clearance of at least 36 in. from the front of the fireplace.

•The air shutter should not be blocked.

CAUTION

•Logs can get very hot. Handle only when they are cool.

D. Troubleshooting

With proper installation and maintenance, your new decorative gas appliance should provide years of trouble- free service. If you do experience a problem, refer to the troubleshooting guide below. This guide will assist you or a qualified service technician in the diagnosis of problems and the corrective action to be taken.

Symptoms

Possible Causes

Corrective Action

1. A match will

A. Main gas shutoff

1.

Make sure the shutoff

not light the

valve is closed

 

valve located on the

main burner;

 

 

incoming gas line is

no gas to the

 

 

open.

main burner

 

 

 

 

 

 

 

 

B. There is air in the

1.

Bleed air from the gas

 

gas line.

 

line; wait five minutes

 

 

 

and attempt to relight

 

 

 

the main burner.

 

 

 

 

 

C. No gas supply to

1.

Check the plumbing to

 

the appliance.

 

ensure the appliance

 

 

 

has been hooked up

 

 

 

to the gas supply line.

 

 

 

 

 

D. A blockage is

1.

Inspect the burner

 

preventing gas flow.

 

orifice for obstruction.

 

 

 

Call a qualified

 

 

 

service technician.

 

 

 

 

Hearth & Home Technologies • Fireside Burner/Hearth Kits • 4004-304 Rev C • 08/2010

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Hearth and Home Technologies MHK24NG Maintaining and Servicing the Appliance, Servicing Your Appliance Annual Inspection
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MHK18NG, STMHK24NG, MTMHK18NG, MHK24NG specifications

Hearth and Home Technologies has consistently delivered innovative heating solutions, and their line of gas fireplaces is no exception. The MHK24NG, MTMHK18NG, STMHK24NG, and MHK18NG models exemplify the brand's commitment to quality, efficiency, and style.

The MHK24NG is a powerful natural gas fireplace that boasts a heat output of up to 29,000 BTUs. Its clean lines and contemporary design make it a perfect addition to modern spaces, while the impressive heat output ensures warmth in larger rooms. An included hand-held remote control adds convenience, allowing users to adjust settings without leaving their seats.

Similarly, the MTMHK18NG offers versatility with a slightly smaller footprint, providing up to 20,000 BTUs. Designed for easy installation, this model features an adjustable flame and a variety of decorative media options, allowing homeowners to customize the look of their fireplace. The MTMHK18NG's compact size makes it an excellent choice for smaller rooms or apartments, where space is at a premium.

The STMHK24NG combines traditional aesthetics with modern technology. It provides a remarkable 32,000 BTUs and includes advanced safety features, such as a built-in oxygen depletion sensor, which automatically shuts off the gas supply if it detects low oxygen levels. This model also provides an array of interchangeable front options, ensuring that it can complement any home decor or personal style.

The MHK18NG rounds out the lineup with its unique balance of efficiency and design. With a heat output of 18,000 BTUs, this fireplace is ideal for those seeking a cozy atmosphere without excessive energy consumption. It is equipped with an easy-to-use remote control and features such as adjustable flame height and temperature control, making it a user-friendly option for all home styles.

All four models are designed with energy efficiency in mind, meeting rigorous Environmental Protection Agency standards. They contribute to reduced energy consumption while providing ample warmth. The use of advanced gas technology in these fireplaces ensures consistent performance and reliable operation throughout their lifespan.

In summary, Hearth and Home Technologies’ MHK24NG, MTMHK18NG, STMHK24NG, and MHK18NG gas fireplaces showcase the perfect blend of style, technology, and performance. Whether enhancing the comfort of a contemporary home or adding warmth to a more traditional space, these models offer a range of features designed to meet diverse needs and preferences. With safety and efficiency at the forefront, these gas fireplaces are a superior choice for anyone looking to enhance their living space with both aesthetics and functionality.
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