Troubleshooting - Hitachi RAK-25PSB Instruction Manual

TROUBLESHOOTING

FILTER CLEANING OPERATION
Filter cleaning is
performed after the
power is turned on
(after the circuit • This is for filter cleaning operation check.
breaker is switched
on or after power
failure)
• During filter cleaning operation or within 5 minutes after the operation , the filter
Filter cleaning
• Is "filter cleaning operation prohibited" being set?
operation does not
start
( (CLEAN) indicator
• Are the micro mesh stainless filter, the dust catcher, the filter cleaning wiper, the
blinks or lit and dim
repeatedly)
• Filter cleaning is not performed if the air conditioner operation is stopped by Sleep
• A whirring motor noise is generated due to driving of the cleaning unit.
• A clapping noise is generated when the dust catcher collects the dust swept by the
Noise occurred
during filter
• A clapping noise is generated when the dust catcher is turned over by the cleaning
cleaning operation
• A sweeping sound is generated when the cleaning unit sweeps the dust.
• After the filter cleaning wiper maintenance, is the cleaning unit return to the right end
Cleaning unit stops
halfway
• Are the micro mesh stainless filter, the dust catcher, the filter cleaning wiper, the
• Filter may not be cleaned evenly depending on the environment in which the air
Micro mesh
stainless filter is
• Depending on dust amount, the micro mesh stainless filter may not be completely
still dirty
cleaning operation will not restart to protect the device.
( (CLEAN) indicator lit for 1 second/off for 1 second, for 10 seconds)
Please return to the filter cleaning operation setting.
( (CLEAN) indicator lit for second/off for 1 second, for 10 seconds)
wiper cover correctly installed?
( (CLEAN) indicator lit for 4 seconds/off for 1 second)
Timer or Off Timer function. However, if the air conditioner is stopped by Sleep Timer
or Off Timer every time, filter cleaning will be performed approximately once a week.
cleaning unit.
unit.
part using the remote controller?
wiper cover correctly installed?
( (CLEAN) indicator lit for 4 seconds/off for 1 second)
conditioner is used. To solve this problem, clean the micro mesh stainless filter.
cleaned by manual filter cleaning operation performed at your preferred time while
filter cleaning operation is prohibited.
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