Angelo Po FX Series, Technical Manual

Page: 14 / 125

Copyright by Servizio Clienti ANGELO PO Spa
14
2.3. Drain cooldown / steam condensing operation
The inlet water assembly 11 feeds the cooling water injector 12. The opening of the water
solenoid valve is timed based on the mode of operation (convection, combi or steam),
chamber temperature and the temperature detected by temperature sensor 9.
The inlet water assembly 11 is different depending on the levels:
Level 3
It consists of:
- Back flow preventer (non return valve) EN1717 (for washing)
- Pressure reducer (for washing)
- Double water solenoid valve (one is for washing)
- Pressure switch on the drain cooldown line
- Pressure switch and manometer on the washing water line
Note: the water pressure adjustment should be done during a washing cycle.
Level 2
It consists of:
- Double water solenoid valve (one is for cleaning)
- Pressure switch on the drain cooldown line
- Pressure switch on the washing water line
- Pressure reducer (only models FX201-202)