HyCassette-Geko
Hydraulic Connection
PR-2015-0159-GB • Subject to modifications • R1-11/2015
63
4-pipe system with 3-way valve
4-pipe, 2-way valve
Pos. 1:
Valve actuator motor
Pos. 2:
Supply line cooling
Pos. 3:
Return line cooling
Pos. 4:
Supply line heating
Pos. 5:
Return line heating
Pos. 6:
Shut-off valve or ball valve (optional, de-
pends on unit version)
Pos. 7:
Lateral condensate pan
Fig. 5-12: 3-way valve in 4-pipe system
7
1
2
3
6
6
4
5
Fig. 5-13: Dimension pipework, 4-pipe, 2-way valve
Pos. 1:
Supply line cooling
Pos. 2:
Return line cooling
Pos. 3:
Supply line heating
Pos. 4:
Return line heating
1
2
3
4
1
4
3
2
