KWC AQUA420 Instrucciones De Montaje Y Uso página 9

14. Troubleshooting
Fault
Water does not flow
Water flows
continuously
Flush time too short or
too long
Water volume too low
Water volume too high – Flush setting incorrect
If you cannot rectify a fault or if it is not in the list, please contact our customer
service department!
15. Spare parts
Description
1 Sensor. . . . . . . . . . . . . . . . . . . . . . . . 2000105797
2 Siphon. . . . . . . . . . . . . . . . . . . . . . . . 2000105798
3 6 V DC solenoid valve. . . . . . . . . . . . 2000109416
4 Control unit . . . . . . . . . . . . . . . . . . . . 2000109427
5 Power pack 230 V . . . . . . . . . . . . . . 2000109428
Accessories
Extension cable. . . . . . . . . . . . . . . . . 2030043814
Cause
– Water supply interrupted
– Water volume regulator closed
– Power supply interrupted
– Solenoid valve faulty
– Sensor unit faulty
– Control unit faulty
– Dirty solenoid valve
– Solenoid valve faulty
– Flush setting incorrect
– Solenoid valve faulty
– Water volume regulator not fully
open
– Supply pressure too low
– Flush setting incorrect
Order No.
Order No.
- 9 -
Remedy
➯ Restore it
➯ Open it
➯ Restore it
➯ Replace it
➯ Replace it
➯ Replace it
➯ Clean it
➯ Replace it
➯ Set it
➯ Replace it
➯ Open it
➯ Check it
➯ Set it
➯ Set it