Troubleshooting - Sharp UA-PM50E Operation Manual

TROUBLESHOOTING

Before calling for service, please review the Troubleshooting chart below, since the problem may not be a
unit malfunction.
SYMPTOM
Odours and smoke are not
removed.
The DUST AND ODOUR SIGN
illuminates green even when the air
is impure.
The DUST AND ODOUR SIGN
illuminates orange or red even
when the air is clean.
A clicking or ticking sound is heard
from the unit.
The discharged air has an odour.
The unit does not operate properly
when cigarette smoke is in the air.
The DUST AND ODOUR SIGN is
turned off .
The DUST AND ODOUR SIGN
changes colour frequently.
Catch lamp is turned off .
UV LIGHT lamp is turned off .
UV LIGHT lamp is fl ashing.
REMEDY (not a malfunction)
• Clean or replace the fi lters if they appear to be heavily soiled.
(Ref. E-13,E-14)
• The air could be impure at the time the unit was plugged in.
Unplug the unit, wait one minute, and plug the unit in again.
• Sensor operation is aff ected if the odour sensor and dust sensor
fi lter are dirty or clogged. Gently clean the odour sensor and
dust sensor fi lter. (Ref. E-13).
• Clicking or ticking sounds may be audible when the unit is
generating ions.
• Check to see if the fi lters are heavily soiled.
• Clean or replace the fi lters.
• Plasmacluster Air Purifi ers emit small traces of ozone which may
produce an odour. These ozone emissions are well below safety
level.
• Is the unit installed in a location that is diffi cult for the sensor to
detect cigarette smoke?
• Is the dust sensor fi lter blocked or clogged?
(In this case, clean the fi lter.) (Ref. E-13)
• Check to see if the Lights OFF Mode is selected.
Press for 3 seconds to turn light ON.
(Ref. E-10)
• Check to see if the SLEEP mode is selected.
The DUST AND ODOUR /PLASMACLUSTER SIGN are turned off
automatically after the SLEEP mode is selected.
• The DUST AND ODOUR SIGN automatically changes colours
as impurities are detected by the dust sensor and odour sensor.
The sensor detection sensitivity can be adjusted lower.
(Ref.E-11)
Please check whether the following 2 lamps are on.
1) UV LIGHT lamp lights in blue.
2) GLUE SHEET lamp lights in blue.
When UV LIGHT lamp is off or GLUE SHEET lamp is fl ashing,
CATCH lamp does not turn on.
This lamp is the indicator of the UV Light at the back. If Catch
Panel comes off or is not properly set, UV light is automatically
turned off by Magnet Sensor. Please confi rm whether catch panel
is properly attached.
UV Light has failed. Please call the service centre authorized by
Sharp.
E-16