TROUBLESHOOTING

Before calling for service, please review the Troubleshooting chart below, since the problem may not be a unit malfunction.

PROBLEM

 

SOLUTION (not a malfunction)

 

 

The unit leaves smoke and

• Clean or replace the filters as needed. (Refer to E-9)

odours in the air.

• Is the unit installed in a location that is difficult for the

 

sensor to detect cigarette smoke?

 

• Are the dust sensor openings blocked or clogged?

 

(In this case, clean the openings.) (Refer to E-8)

 

 

A clicking or ticking sound is

• Clicking or ticking sounds may be audible when the unit

heard from the unit.

is generating ions.

 

 

A bad odour comes out of the air

• Check to see if the filters are heavily soiled. Replace the

outlet.

filters. (Refer to E-9)

 

• Plasmacluster Air Purifiers may produce a slight odour.

 

This is normal and is a result of the Plasmacluster Ions

 

refreshing the air.

 

 

The Clean Sign is green, but

• The air could be impure at the time the unit was plugged in.

there is still odour in the air.

Unplug the unit, wait one minute, and plug the unit in

 

again.

 

 

 

The Clean Sign illuminates yel-

• Clean the dust sensor with a vacuum cleaner, as it may

low or red, but the air seems

be blocked or clogged.(Refer to E-8)

clean.

 

 

 

 

The Clean Sign doesn’t light on.

• The Light Control is selected.

 

Press

for 3 seconds to turn the light on.

 

 

The Clean Sign lights change

• The Clean Sign lights automatically change colors as

color frequently.

impurities are detected by the dust sensor.

 

 

 

E-10

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Sharp FU-A80J operation manual Troubleshooting, Problem