Daikin R42NUY2S - Page 439

Si20-701_B Troubleshooting by Remote Controller
432
YES
NO
Operating
normally?
NO
YES
Connect
correctly.
Replace the
indoor unit PCB.
Is the
indoor-indoor
and indoor-outdoor
jumper correctly
connected?
Operates
normally.
Turn OFF the power and
then the power ON, and
restart operation.
A