Confirming Items Before Reporting Defect - LG PS-N550 Series Owner's Manual

Confirming Items Before Reporting Defect

When product goes wrong, before contacting the service center please confirm the following items.
Symptom
Total malfunction
Low fan speed with
cacophony
Preparatory function
does not work
Air purify function
do not work well
Owner's Manual
Confirmation
Has the power plug been pulled out?
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Is the power fuse broken?
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Whether a power cut occur?
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Does the remote controller have problems?
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Whether the front panel open or not?
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Whether the Sand Storm filter is clogged up or not?
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Whether too much dust clog on the HEPA filter or not?
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Whether too much dust clog on the allergy filter?
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Whether checked the operation indicator or not?
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Whether indoor air pollution is too severe or not?
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Whether the Sand Storm filter has many filths or not?
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Whether using environment is too spacious or not?
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Whether there are surrounding obstacles or not?
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Whether install at non-ventilated places or not?
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Procedures
Correctly connect with powerpoint.
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Ask for assistance from service center.
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Retrieve working when power cut finish.
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Replace the battery or adjust the
●
battery(+, -) pole.
Stop working when front panel is opened,
●
close it completely. ( Left/ right close)
Clean the Sand Storm filter.
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Replace the HEPA filter.
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Replace a new one.
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Set again according to manual.
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Use after enough air circulation.
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Clean the Sand Storm filter.
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Use at appropriate space. (Avoid to use at well-ventilated
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places such as exit and entrance and window etc.)
Remove obstacles.
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Install at other places.
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