11
System Overview Heating ,Cooling & Hot
Water
(External water pump, three way valve and electric heater)
Name
Description
Location Name
Description
Location
P1
Indoor side water pump
External
RT
Indoor side inlet water
temperature sensor
Internal
ELK
Electric heater/boiler
External
ST
Indoor side outlet water
temperature sensor
Internal
EXP
Expansion tank
External
STo
Outdoor side outlet water
temperature sensor
Internal
VXV
Three way valve
External
HT
Hot water temperature sensor
Internal
FS
Automatic water
supplement valve
External
ET
Evaporator temperature sensor
Internal
SAK
Safety valve
External
FL
Particle filter
External
VVB
Hot water cylinder
External
AIV
Air vent valve
External
Systems Overview (Indoor side)