Appendix
0020196687_03 flexoTHERM exclusive Installation and maintenance instructions
57
HE2
Evaporator
HE4
Evaporator for intermediate injection
HG1
Auxiliary electric heater
PT10
Low-pressure sensor
PT11
High-pressure sensor
PT20
Heating circuit pressure sensor
PT30
Brine pressure sensor
PZ11
High-pressure switch
TT10
Compressor inlet temperature sensor
TT11
Compressor outlet temperature sensor
TT14
Intermediate injection compressor inlet temperature
sensor
TT17
Electronic expansion valve outlet temperature
sensor
TT20
Heating return temperature sensor
TT21
Heating flow temperature sensor
TT30
Source inlet temperature sensor
TT31
Source outlet temperature sensor
TZ11
Compressor outlet temperature switch
TZ21
Safety cut-out temperature switch
V1
Electronic expansion valve
V2
3-way valve for hot water
V5
Electronic expansion valve for intermediate injection
V7
4-2-way valve