“E5” Ol Activation (Compressor Overload) - Daikin Altherma EKHBH Series Service Manual

ESIE06-03
"E5" OL Activation (Compressor Overload)
3.3
E5
Error code
Method of A compressor overload is detected through compressor OL.
malfunction
detection
Malfunction
decision conditions
* The operating temperature condition is not specified.
Supposed causes
Part 3 – Troubleshooting
If the compressor OL is activated twice, the system will be shut down.
The error counter will reset itself if this or any other error does not occur during the following
60-minute compressor running time (total time).
Refrigerant shortage
Four way valve malfunctioning
Outdoor unit PCB defective
Water mixed in the local piping
Electronic expansion valve defective
Stop valve defective
Error Codes: Outdoor Units
3–13
1
3 3
4
5