Daikin Altherma 3 R F Installer's Reference Manual page 264

14 | Troubleshooting
Installer reference guide
264
Error code
E1-00 OU: PCB defect
E2-00 Leakage current detection error
E3-00 OU: Actuation of high pressure switch (HPS)
E3-24 High pressure switch abnormality
E4-00 Abnormal suction pressure
E5-00 OU: Overheat of inverter compressor motor
E6-00 OU: Compressor startup defect
E7-00
OU: Malfunction of outdoor unit fan motor
E8-00 OU: Power input overvoltage
E9-00 Malfunction of electronic expansion valve
EA-00 OU: Cool/heat switchover problem
EC-00 Abnormal increase tank temperature
EC-04 Tank preheating
F3-00 OU: Malfunction of discharge pipe temperature
F6-00 OU: Abnormal high pressure in cooling
FA-00 OU: Abnormal high pressure, actuation of HPS
H0-00
OU: Voltage/current sensor problem
H1-00 External temperature sensor problem
H3-00 OU: Malfunction of high pressure switch (HPS)
H5-00 Malfunction of compressor overload protection
H6-00 OU: Malfunction of position detection sensor
H8-00 OU: Malfunction of compressor input (CT)
system
H9-00 OU: Malfunction of outdoor air thermistor
HC-00 Tank temperature sensor problem
HC-01 Second tank temperature sensor problem
HJ-10 Water pressure sensor abnormality
J3-00 OU: Malfunction of discharge pipe thermistor
J6-00 OU: Malfunction of heat exchanger thermistor
J6-07 OU: Malfunction of heat exchanger thermistor
JA-00 OU: Malfunction of high pressure sensor
L1-00
Malfunction of INV PCB
L3-00 OU: Electrical box temperature rise problem
Description
ERGA04~08EA + EHVH04+08SU18+23EA
Daikin Altherma 3 R F
4P629090-1A – 2021.11