Scroll ZH56K4E-TWD-524, Air/Water heatpump, installed begin 2016.
Kriwan fault, sometimes 5:day, sometimes no shut down in some days.
LP and HP are very stable (-1°C, 52°C), SH also stable
Current Stable 14,2 en 14,8A.
Bridged Kriwan, disconnected sensors and measured internal sensors.
Resistance varies from 1kohm to 30 kohm within 30 seconds
Sounds varies as well.

Link
https://www.youtube.com/watch?v=jGVf...ature=youtu.be

What do you think is happening?