Technical data

15
7.9 By-pass setting in the display does not agree with the setting of the by-pass screw
(cf. 7.7/7.8 )
Cause: Valve strip of the by-pass setting not set correctly.
Troubleshooting: Flush fi lter system again and readjust by-pass screw (Chapter 3.3).
7.10 No by-pass value is displayed after operation for a long time
Cause: Drop quantity is removed.
Troubleshooting: Remedy gradual leak on the consumer side and fl ush fi lter system again
(Chapter 3.4).