en
10 WILO SE 2020-05
9.1 Personnel qualifications................................................................................................................................................................................. 31
9.2 Operator responsibilities................................................................................................................................................................................ 31
9.3 Shut-down....................................................................................................................................................................................................... 32
9.4 Removal............................................................................................................................................................................................................ 32
10 Maintenance and repair.......................................................................................................................................................... 32
10.1 Maintenance intervals....................................................................................................................................................................................33
10.2 Maintenance tasks.......................................................................................................................................................................................... 33
11 Faults, causes and remedies .................................................................................................................................................. 33
11.1 Operator responsibilities................................................................................................................................................................................ 33
11.2 Fault indication................................................................................................................................................................................................ 33
11.3 Fault acknowledgement ................................................................................................................................................................................ 33
11.4 Error messages ................................................................................................................................................................................................ 33
11.5 Fault memory................................................................................................................................................................................................... 34
11.6 Further steps for troubleshooting................................................................................................................................................................ 34
12 Disposal.................................................................................................................................................................................... 34
12.1 Rechargeable battery..................................................................................................................................................................................... 34
12.2 Information on the collection of used electrical and electronic products.............................................................................................. 34
13 Appendix.................................................................................................................................................................................. 35
13.1 System impedances........................................................................................................................................................................................ 35