1
General .................................................................................................................................................. 21
2
Safety .................................................................................................................................................... 21
2.1
2.2
Personnel qualifications ..................................................................................................................................... 21
2.3
2.4
2.5
2.6
2.7
Improper use ........................................................................................................................................................ 22
3
4
Application (intended use).................................................................................................................. 22
5
Product information ............................................................................................................................ 22
5.1
Type key ............................................................................................................................................................... 22
5.2
Technical data ...................................................................................................................................................... 23
5.3
Scope of delivery ................................................................................................................................................. 23
5.4
Accessories (optional) ......................................................................................................................................... 23
6
Description and function .................................................................................................................... 23
6.1
Description of the product ................................................................................................................................. 23
6.2
Function of the product ...................................................................................................................................... 23
7
7.1
Installation ........................................................................................................................................................... 24
7.2
Electrical connection .......................................................................................................................................... 24
8
Commissioning ..................................................................................................................................... 25
8.1
8.2
Filling and bleeding ............................................................................................................................................. 26
8.3
Setting the pressure switch ............................................................................................................................... 26
9
Maintenance ......................................................................................................................................... 29
10
Faults, causes and remedies ............................................................................................................... 29
11
Spare parts............................................................................................................................................ 30
Installation and operating instructions Wilo domestic water systems Hxx
English
19