206
④
Cooling water pipe system
Attention:
Recommend Y-Water lter
1. Inlet of water
2. Outlet of water
3. Y-shape lter
4. Gate valve
5. Connection port to draining piping
6. Drain valve
7. Air purge
8. Water piping socket
9. Refrigerant gas side
10. Refrigerant liquid side
11. Oil balance connecting pipe
12. Power wire
13. Indoor and main units
communication wire
1. Install a Y-shape water lter in the inlet of water piping within a distance of 1.5 m from the outside unit.
Filter demand
Water pipe Pipe size of lter Liquid Pressure. max.
DN32 1 1/4 inch Water 1.0 MPa
1
2
7
9 10
11
12
13
3
5
6
8
4
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