Daikin Altherma EHYKOMB33AA - Page 228

15 | Troubleshooting
Installer reference guide
228
EVLQ05+08CA + EHYHBH05A + EHYHBH/X08A + EHYKOMB33AA
Daikin Altherma hybrid heat pump
4P355634-1G – 2022.09
Error code Detailed error code Description
E3 00 OU: Actuation of high
pressure
switch (HPS).
Please contact your dealer.
E5 00 OU: Overheat of inverter
compressor motor.
Please contact your dealer.
E6 00 OU: Compressor startup
defect.
Please contact your dealer.
E7 00 OU: Malfunction of outdoor
unit fan motor.
Please contact your dealer.
E8 00 OU: Power input overvoltage.
Please contact your dealer.
EA 00 OU: Cool/heat switchover
problem.
Please contact your dealer.
H0 00 OU: Voltage/current sensor
problem.
Please contact your dealer.
H3 00 OU: Malfunction of high
pressure switch (HPS)
Please contact your dealer.
H6 00 OU: Malfunction of position
detection sensor.
Please contact your dealer.
H8 00 OU: Malfunction of
compressor
input (CT) system.
Please contact your dealer.
H9 00 OU: Malfunction of outdoor
air thermistor.
Please contact your dealer.
F3 00 OU: Malfunction of discharge
pipe temperature.
Please contact your dealer.