Daikin R42NUY2S - Page 89

Si20-701_B Troubleshooting by Remote Controller
82
Troubleshooting
YES
Replace the
indoor unit PCB.
The error may be
caused by an
external factor,
rather than
damaged parts.
Locate the cause
and correct the
situation.
NO
Normal reset?
Switch the power OFF
and ON again to restart.
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.