Daikin Altherma 3 GEO Series Installer's Reference Manual page 228

16 | Technical data
Installer reference guide
228
s Plate heat exchanger
Refrigerant flow:
Heating
Cooling
B1L Flow sensor
B1PR Refrigerant high pressure sensor
B1PW Space heating water pressure sensor
M1C Compressor
M1P Water pump
M3S 3-way valve (space heating/domestic hot water)
M4P Brine pump
S1NPL Low pressure sensor
S1PH High pressure switch
Y1E Electronic expansion valve
Y1S Solenoid valve (4-way valve)
Thermistors:
R2T (A7P) Compressor discharge
R3T (A7P) Compressor suction
R4T (A7P) 2 phase
R5T (A7P) Brine IN
R6T (A7P) Brine OUT
R1T (A1P) Heat exchanger – water OUT
R2T (A1P) Backup heater – water OUT
R3T (A1P) Liquid refrigerant
R4T (A1P) Heat exchanger – water IN
R5T (A1P) Tank
R8T (A1P) Tank
Connections:
Screw connection
Quick coupling
Brazed connection
EGSAH/X06+10UDA9W
Daikin Altherma 3 GEO
4P598592-1A – 2019.12