Message Possible cause Remedy
0027W
Machine test safety
valve active
Relevant only for commissioning Call KAESER SERVICE.
0038W
Drag indicator p1 ⇟
Pressure peaks in the vacuum net‐
work
Check operating conditions.
0039W
Drag indicator p2 ⇞
Pressure peaks in the compressed
air network
Check operating conditions.
0040W
Surge arrester
Over voltage in the power supply
(only in version for Canada)
Check power supply.
Call KAESER SERVICE.
0045 W
DO test active
Test operation for the manual actua‐
tion of individual outputs is active.
Call KAESER SERVICE.
0050 W
Greasing system
Fault in re-lubrication device Call KAESER SERVICE.
0058 W
SC2 <=> SC2
communication error
The electrical connection is interrup‐
ted.
IP configuration incorrect
Check the electrical connections.
Check the IP configuration.
0074 A
External message 2
1)
0075 W
External message 3
1)
0080 W
Vibration monitoring
VSE ⇞
Alarm from vibration monitoring Check operating conditions.
0081 W
Vibration monitoring
VSE ↑
Warning from vibration monitoring Check operating conditions.
0082 W
Vibration monitoring
sum signal ↑
High vibration values Call KAESER SERVICE.
0092 W
Switch p1
1)
0093 W
Switch p2
1)
0094 W
Switch T1
1)
0095 W
Switch T2
1)
0096 W
Switch block speed
1)
0097 W
SAM 4.0
communication error
Bus link via SIGMA NETWORK in‐
terrupted
Check bus lines and plug.
0098 W
Switch T3
1)
10 Fault Recognition and Rectification
10.3 Interpreting warning messages
158
Service Manual Controller
SIGMA CONTROL 2 BLOWER ≥ 2.5.3 No.: 901700 10 E
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