Daikin R-410A Service Manual page 201

ESIEN05-04
Troubleshooting
Caution Be sure to turn off power switch before connect or disconnect connector, or parts damage may be
occurred.
Part 3 – Troubleshooting
Check if the capacity setting
adapter is plugged into X23A of the
indoor PCB.
Is
the
capacity setting
adapter plugged into
X23A of the indoor
unit PCB?
Yes
Switch the power
supply off and
back on again.
Is "AJ"
displayed on the remote
controller?
Yes
Replace indoor
unit PCB.
Plug a capacitor setting
No adapter that matches the
capacity of the unit into X23A.
The malfunction was caused by a
No
missing capacity resistor.
Error Codes
1
3
4
5
3–39