Part II:
Safety, installation and regular maintenance
1
Introduction ..................................................................................... 54
1.1 Functional description ................................................................... 54
1.2 Symbols ..................................................................................... 54
2
Electrical connection ......................................................................... 55
3
On-site prerequisites ......................................................................... 56
4
Installation ...................................................................................... 57
4.1 Installation diagram ..................................................................... 57
4.2 Wall installation ........................................................................... 58
5
Maintenance notes ............................................................................ 58
5.1 Maintenance plan ......................................................................... 59
5.1.1
Month maintenance .............................................................. 59
5.1.2
Quarterly maintenance.......................................................... 59
5.1.3
Annual maintenance ............................................................. 59
5.2 Electrodes ................................................................................... 59
5.2.1
Electrode wear ..................................................................... 59
5.2.2
Electrode care ...................................................................... 60
5.2.3
Cleaning the electrodes ......................................................... 60
5.2.4
Calibration ........................................................................... 60
5.3 Hoses of the dosing pump ............................................................. 61
5.4 Taking out of operation/wintering the system .................................. 62
5.4.1
Dosing system ..................................................................... 62
5.4.2
Measuring system ................................................................ 62
6
Checklist for faults in the measurement of the pH or Rx values* ............. 63
6.1 Errors in pH ................................................................................ 63
6.2 Errors in Redox ............................................................................ 64
53