Troubleshooting Guide - Hitachi EP-PF120J Instruction Manual

Troubleshooting Guide

When a notifi cation is displayed on the monitor
Notifi cation Display and Details
Fan is not rotating.
Before Requesting Repairs
Symptoms
 Is the power plug properly inserted in the outlet?
Air does not
come out  Is the breaker switched off?
or
 Did you turn on the "Power" button on the unit?
it will not turn
 Are the dust fi lter and deodorizing fi lter correctly
on
 Is the child lock set?
 Are there any water droplets or dust on the opera-
It cannot be
operated
 Are you wearing any gloves or have bandages?
 Are you touching any other buttons?
The operation
 Is it operating in "Eco Saving Operation" mode?
stopped mid-
way
The airfl ow rate
does not decrease
 Is the airfl ow rate switched?
even though the
air is clean
 Is the airfl ow rate switched?
 Is the odor sensor opening blocked by dust or any
The airfl ow
rate does not
increase even
 Is the dust sensor dirty?
though the air
is contaminat-
ed
 When the power plug is in the outlet, did the air
EP-PF120J_EN.indd 31 EP-PF120J_EN.indd 31
Pull out the power plug and then insert it again before operating.
If the same message appears, discontinue use, make sure to unplug it from the outlet,
and request repairs.
Check
installed in the unit?
tion panel?
other objects?
around become clean?
Solution
Solution
Insert the power plug properly in the outlet.
Switch on breaker.
Touch the "Power" button to turn on.
Install fi lters correctly in the unit.
(P.E-14, E-15)
Cancel the setting. (P.E-21)
Wipe off with a soft cloth. (P.E-6, E-7)
Touch it directly.
Touch one at a time.
Switch to other mode.
(P.E-19)
Select Auto mode or another airfl ow rate.
(P.E-17, E-19)
Select Auto mode or another airfl ow rate.
(P.E-17, E-19)
Clean the odor sensor. (P.E-28)
Clean the dust sensor.
(P.E-28)
Switch the airfl ow rate. (P.E-17)
Or open a window, unplug the power plug from
the outlet when the surrounding air becomes
clean, and plug it in again after 10 seconds.
(P.E-24)
E-31
2/11/2019 3:36:30 PM 2/11/2019 3:36:30 PM