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Troubleshooting by Indication on the Remote Controller
72
Troubleshooting
Field
drain piping
has a defect such as
upward sloping.
A
humidifier
unit (optional
accessory) is installed
on the indoor
unit.
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
Defective indoor
unit PCB.
Modify the drain
piping.
YES
NO
NO
YES
Check if the
humidifier unit is
leaking.
Содержание VRVII
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