5
Par
t 1 - G
ener
al I
nf
orma
tion
1.2.2 Space Cooling And Heating Through Fan Coil Unit
Master unit
Expansion tank
Water replenishment valve
Water discharge valve
Differential pressure
by-pass valve
Drain valve
Two-way valve
Three-way valve
FCU
Auxiliary electric heater
unit
unit
Y-type filter,
requiring≥ 16 mesh
Slave unit
Max 16 units
FCU
FCU
Stop valve
Pressure gauge
Gate valve
Flexible joint
Y-shaped filter
Thermometer
Circulating pump
Check valve
Automatic discharge valve
Legend
