en
48 WILO SE 2019-07
10.1 Maintenance intervals.................................................................................................................................................................................... 80
10.2 Maintenance tasks..........................................................................................................................................................................................80
11 Faults, causes and remedies.................................................................................................................................................. 80
11.1 Operator responsibilities................................................................................................................................................................................80
11.2 Fault indication................................................................................................................................................................................................80
11.3 Fault acknowledgement ................................................................................................................................................................................80
11.4 Fault memory...................................................................................................................................................................................................81
11.5 Error codes .......................................................................................................................................................................................................81
11.6 Further steps for troubleshooting................................................................................................................................................................ 81
12 Disposal.................................................................................................................................................................................... 82
12.1 Information on the collection of used electrical and electronic products.............................................................................................. 82
13 Appendix.................................................................................................................................................................................. 82
13.1 System impedances........................................................................................................................................................................................ 82
13.2 Overview of the symbols ...............................................................................................................................................................................83
13.3 Overview of terminal diagrams..................................................................................................................................................................... 84
13.4 ModBus: Data types........................................................................................................................................................................................86
13.5 ModBus: Parameter overview........................................................................................................................................................................ 87