KAESER SIGMA CONTROL 2 - Interpreting warning messages

Message Possible cause Remedy
0093 W
p-Switch pi
1)
0094 W
T-Switch ADT
1)
0095 W
p-Switch pN
1)
0096 W
T-Switch PDT
1)
0097 W
SAM 4.0
communication error
Bus link via SIGMA NETWORK interrup‐
ted.
Check bus lines and bus con‐
nector.
0098 W
n-Switch Compressor
motor
1)
0200 W
Compressor motor FC
Service mode active
Frequency converter in service mode. Exit service mode.
0201 W
Compressor motor FC
Service mode active
Frequency converter in service mode. Exit service mode.
0202 W
Compressor motor FC
Service mode active
Frequency converter in service mode. Exit service mode.
0203 W
Compressor motor FC
Service mode active
Frequency converter in service mode. Exit service mode.
0210 W
Compressor motor FC
AI1 error
Frequency converter pressure transducer
faulty.
Contact an authorized KAES‐
ER service representative.
0230 W
Compressor motor FC
AI0 error
Frequency converter pressure transducer
faulty.
Contact an authorized KAES‐
ER service representative.
0231 W
Compressor motor FC
alarm %d
Fault in the compressor motor or its fre‐
quency converter.
Contact an authorized KAES‐
ER service representative.
0240 W
Compressor motor FC
test shut-off required
Frequency converter running period
since last shutdown too long.
Fully disconnect the machine
from its power supply for a
short period. (Necessary for
the safety functions)
0243 W
Compressor motor FC
alarm %d
Fault in the compressor motor or its fre‐
quency converter.
Contact an authorized KAES‐
ER service representative.
0251 W
Oil-/air cooler fan FC
Service mode active
Frequency converter in service mode. Exit service mode.
10 Fault Recognition and Rectification
10.3 Interpreting warning messages
212
User Manual Controller
SIGMA CONTROL 2 SCREW FLUID ≥5.1.2 No.: 9_9450 13 USE