Critical Installation Criteria; Annual Preventative Maintenance Inspection - Atwood AFS Series Training Manual


Do not install the furnace on material that restricts return air, such as carpet, or any soft material, such as vinyl.

Do not install furnace where clearance to combustibles cannot be maintained.
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Do not modify the furnace in any way.

Do not alter the furnace for a positive grounding system.
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Do not HI-POT this furnace unless the electronic ignition system (circuit board) has been disconnected.

Do not use a battery charger to supply power to DC model furnace when testing.

Do not use 120 volt AC current with DC models.

Do not use the furnace cabinet area as a storage compartment.

Do not vent this furnace with a venting system serving any other appliance.

Do not vent this furnace to an outside enclosed porch area.

This furnace is not to be used for temporary heating of buildings or structures under construction.

Locate the furnace in an area that will not be blocked by snow.

Locate the furnace in an area where the flue gases will not cause building materials to degrade over time.

Install furnace so electrical components are protected from water.

Do not use closeable registers when minimum ducting cannot be maintained.

Wire furnace direct to battery when possible.

Use a minimum of 22 gauge wire for the thermostat.

Use a minimum of 18 gauge wire to the furnace from the power supply unless otherwise need to keep voltage drop to a minimum.

Follow wiring code and gauge when replace or fixing.

Hold both fittings with a wrench when tightening gas connections

Always meet or exceed minimum ducting requirements.

Always meet minimum or exceed minimum return air requirements.

Isolate return air passage from range compartment.

Furnace must be installed and vented to these instructions.

Improper installation, adjustment, alterations, service or maintenance can cause injury or property damage.

Negative pressure produced by the furnace can affect the combustion air or venting of other appliances if installed in an improper
location.
For assistance or additional information, consult a qualified installer, service agency or gas supplier.

ANNUAL PREVENTATIVE MAINTENANCE INSPECTION

The following preventive maintenance and safety checks should be performed by a qualified RV technician once a year, or more, depending
on the use of the furnace. Failure to properly maintain the furnace may void the furnace warranty and can result in unsafe furnace operation.
Preventive maintenance is not covered under warranty.

Installation, repairs and preventative maintenance should be done by a qualified service person only.

The furnace should be inspected before use and at least annually by a qualified service person.

Frequent cleaning may be required due to excessive lint from carpeting, bedding material, pet hair, etc. It is imperative that control
compartments, burners and circulating air passageways of the furnace be kept clean.

Critical Installation Criteria

WARNING
CRITICAL INSTALLATION CRITERIA
WARNING
CARBON MONOXIDE POISONING
WARNING
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