Samson Series 3730 Mounting And Operating Instructions page 99

Diagnosis errors
Error codes – Recommended action Condensed state alarm active, when prompted, Err appears.
Extended diagnostics
79
Status classification Maintenance required (cannot be classified)
Diagnostic parameters
80
Status classification Maintenance required (cannot be classified)
Recommended action Confirm error.
81 Reference graphs
Status classification [Maintenance required]
Recommended action Check and, if necessary, perform a new reference test
When error messages exist, they are displayed here.
Messages are generated by the extended EXPERTplus diagnostics
(refer to EB 8389 EN on EXPERTplus valve diagnostics)
Errors that are not critical for control.
Check and, if necessary, perform a new reference test
An error occurred during plotting the reference graphs for drive
signal y steady-state or drive signal y hysteresis.
• Reference test was interrupted
• Reference line for drive signal y steady-state or drive signal y
hysteresis was not adopted.
Error messages are saved in a non-volatile memory. They cannot
be reset.
Code list
99
EB 8384-2 EN