6.
Maintenance
Isolate the system! Make sure that cables and electrical components
are disconnected from the power supply during work.
6.1
Maintenance interval
Period
1 year
6 months
3 months
6.2
Preparing maintenance
▶ Unlock the Lock & Lift system by turning the key. ➊
✓ The cover is lifted by turning.
▶ Lift the cover out. ➋
▶ Open the quick-release closure on the backflow preventer. ➌
▶ Lift the pump out. ➍
016-083_02
Application case
in single-family homes
in multi-family homes
in commercial buildings
Installation and operating manual
2
3
4
Fig. [15]
1
43