Daikin EWAQ021BAW - C1

Error Codes ESIE11-05
116 Troubleshooting
4.6 “C1”
Troubleshooting
*1. Pull out and insert the connector once and check it is absolutely connected.
Is the
connector between
hydrobox PC board (A1P)
[X30A 3,4] and outdoor unit
[X1M F1,F2]
connected?
(*1)
transmission on hydrobox PC
Check
power supply from
hydrobox A1P and A3P [X70A -
X15A 1,2 A3P]. Is it
okay?
X30A
Replace A3P PCB.
Replace hydrobox PC board
[A1P] or [A5P].