73
Multi-functional DC inverter air/water heat pump
GB
P98
The control signal of G1 valve
is inverted
0 = normal / 1 = inverted
0
0
0
0
P99
The control signal of G2 valve
is inverted
0 = normal / 1 = inverted
0
0
0
0
P100
The control signal of G3 valve
is inverted
0 = normal / 1 = inverted
0
0
0
0
Parameter table for system setting
No.
Description
Range
Standard
9KW
650 001 331
Standard
6KW
650 001 330
Standard
12KW
650 001 332
Standard
18KW
650 001 333
Retrieving error memory
4.10
Parameter modification
4.9
E01
Sensor error outdoor air temperature
Outdoor air temperature sensor, open circuit or short
circuit
E02
Sensor error coil temperature
Coil temperature, open circuit or short circuit
E03
Sensor error suction temperature
Suction temperature, open circuit or short circuit
E04
Sensor error EVI inlet temperature
EVI inlet temperature sensor, open circuit or short
circuit
E05
Sensor error EVI outlet temperature
EVI outlet temperature sensor, open circuit or short
circuit
E06
Sensor error discharge temperature
Discharge temperature sensor, open circuit or short
circuit
E07
Sensor error DHW temperature
DHW temperature sensor, open circuit or short
circuit
E08
Sensor error flow temperature
Flow temperature sensor, open circuit or short circuit
E09
Sensor error return temperature
Return temperature sensor, open circuit or short
circuit
E10
Sensor error refrigerant temperature
Sensor, open circuit or short circuit
E11
Sensor error high pressure
• Sensor defective
• Open circuit or short circuit
• PCB defective
E12
Sensor error low pressure
• Sensor defective
• Open circuit or short circuit
• PCB defective
E13
High-pressure protection
• Excessive refrigerant
• Error throttling part
• Error pressure sensor
E14
Low-pressure protection
• Insufficient refrigerant
• Error throttling part
• Error pressure sensor
E15
Water flow failure
• Insufficient water
• Failure of flow switch
E16
Communication failure
Communication failure main PCB and controller
E17
Discharge temperature too high
• Insufficient refrigerant
• Failure throttling part
E18-
19
Reserved
E20
IPM protection
See detailed code in Annex C
E21
Reserved
E22
Water temperature differential too high
Inspect circulation pump and filter
E23
DHW defrost 2x
Defrost function in DHW mode has been activated
2x within 60 min.
E24
AC defrost 2x
Defrost function in A/C mode has been activated 2x
within 60 min.
Code
Error
Cause