Allied Air Enterprises 506299-01 warranty Maintenance of Your Unit, Combustion and Ventilation Air

MAINTENANCE OF YOUR UNIT

WARNING

Always shut off all power to the unit before attempting any of the following maintenance procedures. Failure to do so may result in personal injury.

There are routine maintenance steps you should take to keep your unit operating efficiently. This maintenance will assure longer life, lower operating costs, and fewer service calls. In addition to the maintenance procedures listed in this manual, there are also other service and maintenance procedures that require the skills of a service person who has specialized tools and training. Personal injury can result if you are not qualified to do this work. Please call your dealer when service is needed.

Your unit is designed to give many years of efficient, satisfactory service. However, the varied air pollutants commonly found in most areas can affect longevity and safety. Chemicals contained in everyday household items such as laundry detergents, cleaning sprays, hair sprays, deodorizers, and other products which produce airborne residuals may have an adverse effect upon the metals used to construct your appliance.

The cabinet of the unit can be cleaned with soap and water. Grease spots can be removed with a household cleaning agent.

It is important that you conduct periodic physical inspections of your appliance, paying special attention to the gas burners and the flue outlet. These components are located at the front of the unit. A flashlight will be useful for these inspections. Make one inspection prior to the beginning of the heating season and another during the middle.

When inspecting the flue outlet, be sure to check for evidence of black soot or blockage by leaves or other debris. Clear any blockage that is found. If any soot is found, a qualified service agency should be called should be called immediately.

During your periodic inspections, check for obvious signs of deterioration of the unit. Check that the return and supply ducts attached to the unit are sound and airtight. Check that the unit’s physical support and concrete slab or roof curb is sound and not in need of repair. Make sure there are no gaps between the roof curb and the unit where rain could leak in. Snow or debris should not be allowed to accumulate in or around the unit.

As part of your inspection, you should start the unit. The vent motor should start and purge the system for 30 seconds. After the prepurge time, the burners should ignite.

If the burner does not ignite, contact a qualified service technician for assistance.

Should you observe unusual amounts of any of the following conditions, it is important that you call your authorized dealer at once to obtain a qualified service inspection:

•Rust, flakes, or other deposits

•Coatings

•Corrosion

Even if no unusual rust or other conditions are observed, it is recommended that the unit be inspected and serviced at least once per year by a qualified service technician. Regular inspections and planned maintenance will assure many years of economical performance from your unit.

Combustion and Ventilation Air

This unit requires air for combustion and ventilation to ensure both proper and safe operation. Combustion air is brought in through louvers near the top of the right side panel. Do not block or obstruct these louvers.

WARNING

Adequate combustion and ventilation air must reach the unit to provide for proper and safe operation. Air openings must be kept free of obstructions. Do not permit overhanging structures or shrubs to obstruct condenser air discharge, combustion air inlet, or vent outlet. Any obstruction may cause improper operation that can result in a fire hazard or carbon monoxide injury.

Venting and Unit Support

Venting of this unit must comply with the unit Installation Instructions. Be sure the installer has followed these requirements. If not, you should request the installer to comply as soon as possible.

Make sure the vent terminal is clear and free of any obstruction. For proper venting terminations, see the Installation Instructions furnished with the unit.

Check to see that the unit cabinet is sound and firmly supported, without sagging. There should be no cracks or gaps.

It is important that the outside area where the vent terminates is kept clear of any obstructions which might block or impede the venting of the unit. Screens in vent terminals should be cleaned periodically. Should venting become blocked at anytime, your unit is equipped with a special safety control to prevent operation of the unit until the condition has been

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