Panasonic 140 - Hydraulic Circuit Diagrams; Diagram Legends and Components

58
Appendix Heat Pump Chiller 140-210
Hydraulic circuit diagram
Recommended installation
FC
Flexible connection
VV
Drain valve
VA
Globe valve
VR
Water charging valve
MN
Manometer
Hydraulic circuit
FT
Filter (supplied loose)
EWC/LWC
Inlet/outlet Victaulic- 2''1/2
VE
Pressure expansion tank
WPS
Low water pressure switch (optional)
SS
Safety valve
WP
Pump
PA
Automatic air vent
CL
Pressure tap 3/8''
EWT
Inlet water temperature sensor
LWT
Outlet water temperature sensor
PHE
Plate heat exchanger
RAG
Antifreeze heater
FS
Flow switch
WT
Water tank
VD
Drain valve
WPT
Pressure transducer (optional)