Heatsink; Main Fan Replacement - ABB DriveIT ACH550-01 User Manual

Alarm
Display
code
2020
OVERRIDE
2021
START
1
ENABLE
MISSING
2022
START
2
ENABLE
MISSING
2023
EMERGENCY
STOP
366
Override mode activated.
This alarm warns that the Start Enable 1 signal is
missing.
• To control Start Enable 1 function, use
parameter 1608.
To correct, check:
• Digital input configuration.
• Communication settings.
This alarm warns that the Start Enable 2 signal is
missing.
• To control Start Enable 2 function, use
parameter 1609.
To correct, check:
• Digital input configuration.
• Communication settings.
Emergency stop activated.
Note 1. Even when the relay output is configured to
indicate alarm conditions (e.g. parameter
1401
RELAY OUTPUT
alarm is not indicated by a relay output.
ACH550 User's Manual
Description
1 = 5 ( ) or 16 (
ALARM
Diagnostics and maintenance
/ )), this
FLT ALARM