Daikin EUWL KZW1 Series, Service Manual

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ESIE-0303 Piping Layout
Part 1 – System Outline 1–37
3
1
4
5
Symbols The table below describes the symbols.
Components water
side The table below describes the main components of the refrigeration circuit on the water side.
Symbol Description Symbol Description
M1C Compressor motor 1 Check valve
S1HP High-pressure switch Flare connection
R3T Inlet water evaporator
temperature sensor Screw connection
R4T Freeze-up protection Flange connection
Y1S Liquid solenoid valve Pinched pipe
Q1D Discharge teperature controller Spinned pipe
S4LP Low-pressure switch Field piping
No. Component Function / remark
a Shut off valve Makes it possible to shut off a part of the water
piping for maintenance (e.g. to change a filter).
b Air purge To purge the water circuit, to prevent air from
entering the water circuit.
c Strainer This strainer prevents dirt particles from entering the water
circuit, the evaporator and the condenser.
d Flow switch The flow switch is used to check if there is flow.