ABB RVC Installation And Operating Instructions Manual page 30

Message
F-18 Sequence not found after 10 trials.
The load is varying too quicly.
F-19 Unknown sequence.
The controller could not find a known
sequence.
F-20 Sequence error : closest value is 1:1:1:1:1.
The controller could not find a known
sequence.
F-21 Sequence error : closest value is 1:2:2:2:2.
The controller could not find a known
sequence.
F-22 Sequence error : closest value is 1:2:4:4:4.
The controller could not find a known
sequence.
F-23 Sequence error : closest value is 1:2:4:8:8.
The controller could not find a known
sequence.
F-24 Sequence error : closest value is 1:1:2:2:2.
The controller could not find a known
sequence.
F-25 Sequence error : closest value is 1:1:2:4:4.
The controller could not find a known
sequence.
F-26 Sequence error : closest value is 1:1:2:4:8.
The controller could not find a known
sequence.
Description Recommended action
Re-start the Autoset procedure under
more stable conditions.
Check connections,
capacitors and fuses
Check connections,
capacitors and fuses
Check connections,
capacitors and fuses
Check connections,
capacitors and fuses
Check connections,
capacitors and fuses
Check connections,
capacitors and fuses
Check connections,
capacitors and fuses
Check connections,
capacitors and fuses
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