Baker Hughes Druck 8000 Series Instruction Manual page 38

Appendix A. Fault Finding
Error Message Probable cause
!021 Bad Error occurred in memory check sum.
Checksum
!022 Bad Erroneous character detected in the
Message middle of a message.
!023 Bad Cal Divide by zero error occurred in
Pres calibration calculation.
Copyright 2010 Baker Hughes Company.
30 | TERPS Instruction Manual–English
Table A-1: Fault Finding
Action
Power cycle sensor, if fault remains return
to Druck for repair or replacement.
Check and re-send message.
Check data and repeat calibration.