Fujitsu Waterstage Split Comfort 5 Series - Page 13

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fi g. 9 - Hydraulic unit components
Key :
1. Electric control box.
2. Controller / User interface.
3. ON/OFF Switch.
4. Hydraulic unit circulation pump.
5. Distribution valve.
6. "Gas" refrigeration connection.
7. "Liquid" refrigeration connection.
8. Condensation sensor.
9. Drain valve.
10. Safety valve.
11. Safety thermostat.
12. Pressure gauge.
13. Automatic bleeder valve.
14. Expansion vessel.
15. Condenser.
16. Heat Pump electrical backup.
17. Domestic Hot Water electrical backup.
Sensors :
20. Heat Pump return sensor.
21. Domestic Hot Water sensor.
22. Heat Pump fl ow sensor.
■ Hydraulic unit
12
3
1
10
4
9
8
14
22
13
5
17
21
16
11
9
2
15
13
67
20
Waterstage Split Comfort DHW Serie / INSTALLATION / 2125 - EN