American Standard Noncondensing Gas Furnaces manual Problem solver

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The problem solver.

A furnace is not a household appliance. It is complex and requires professional maintenance and repair.

That’s why attempts at “do-it-yourself” repairs on an in- warranty unit may void the remainder of your warranty.

Other than performing the simple maintenance recom- mended in this manual, you should not attempt to make any adjustments to your furnace. Your dealer will be able to take care of any questions or problems you may have. A periodic inspection of your furnace should be made by a qualified service agency at the start of each heating season.

Keep your furnace looking like new for years.

Clean the enamel finish of your furnace with ordinary soap and water. For stubborn grease spots, use a household detergent. Lacquer thinner or other synthetic solvents may damage the finish.

WARNING:

Do not touch igniter. It is extremely hot. Failure to follow this warning could result in severe burns, other injury, property damage, or death.

CAUTION:

Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dan- gerous operation.

Verify proper operation after servicing.

Save time and money. Before calling for service, check the following:

Problem

 

Possible Trouble

 

Possible Remedy

No Heating - Blower

1.

Thermostat set incorrectly.

1.

Adjust thermostat See operating

Does not operate

 

 

 

instructions

 

2.

Blown fuse or tripped circuit breaker.

2.

Replace or reset protective device

 

 

 

 

or call for servicer.

 

3.

Defective component.

3.

Most controls are automatic and will

 

 

 

 

recycle. If your unit still does not

 

 

 

 

operate call for servicer.

 

4.

Burner does not ignite.

4.

Call servicer.

 

5.

Main gas line turned off.

5.

Have gas company check.

 

6.

Blower door removed or ajar.

6.

Close door securely to restore power

 

 

 

 

to blower and gas valve.

 

7.

Lockout

7.

Turn power on-off-on-off twice

 

 

 

 

in 30 secs.

 

 

 

 

 

Insufficient Heating -

1.

Dirty air filters.

1.

Clean or replace filters.

Blower operates

 

 

 

 

continuously

2.

Blocked supply or

2.

Make sure registers are open and

 

 

return registers.

 

No obstacles blocking off the air.

 

 

 

 

No Heat - Vent motor

Restricted or plugged furnace

1.

Remove drain clamps to condensate

is running

condensate drain.

 

trap and drain pan outlet

 

 

 

2.

Flush or clear drain blockage.

 

 

 

3.

Reinstall clamps.

 

 

 

 

 

Unusual Noise

 

 

 

Call your servicer

 

 

 

 

 

WARNING:

CARBON MONOXIDE POISONING HAZARD

Failure to follow the installation and operation instruc- tions for the venting system's operation could result in carbon monoxide poisoning or death.

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Pub. No. 32-5034-02

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Contents User’s Information Guide Fire or Explosion Hazard Carbon Monoxide Poisoning HazardHow to remove your filter Filter maintenance reduces energy useClean filter saves money Replacing your filterUpflow / Horizontal Furnace Filters Chamfer END Filter Goes Into Filter Rack FirstUpflow only UPFLOW/HORIZONTAL with Filter KITDownflow Furnace Filters Downflow FilterDOWNFLOW/HORIZONTAL Filter Downflow Filter Table Problem solver Keep your furnace looking like new for yearsMaintenance information Never stop the cooling system by shutting off the main powerFor your safety Air for combustion and ventilationTo light furnace Limited Warranty High Efficiency Induced Draft Gas FurnacePrecautionary Measures First AID MeasuresAmerican Standard Inc Troup Highway Tyler, TX User’s Information Guide Fire or Explosion Hazard Filter maintenance reduces energy use Chamfer END Filter Goes Into Filter Rack First Required Filters Downflow Problem solver Maintenance information Nace To light furnace Limited Warranty Precautionary Measures American Standard Inc Troup Highway Tyler, TX