Code Description Origin Cause Remedy
145
Motor support bearing
temperature high (Pt100)
IO 113
Support bearing
temperature threshold
exceed
Motor may need overhaul.
146
Motor main bearing
temperature high (Pt100)
IO 113
Main bearing temperature
threshold exceeded
Motor may need overhaul.
148
Motor bearing temperature
high (Pt100) in drive end
(DE)
CUE
Motor bearing temperature
too high
Check local temperature sensor on CUE drive. Check
settings on CUE drive. Motor may need replacement.
149
Motor bearing temp. high
(Pt100) in non-drive end
(NDE)
CUE
Motor bearing temperature
too high
Check local temperature sensor on CUE drive. Check
settings on CUE drive. Motor may need replacement.
155 Inrush fault CUE
Inrush fault reported by
CUE drive
Check CUE drive for local alarms.
159
Add-on CIM
communication fault
Add-on CIM
card
CIM card fault
Check status of add-on CIM card. Make sure CIM card
is installed correctly.
160 SIM card fault
Add-on CIM
card
CIM card fault
Check status of add-on CIM card. Make sure CIM card
is installed correctly.
168
Pressure sensor,
discharge line, signal fault
CU 362 AI Sensor signal fault Check sensor signal. Replace sensor.
169 Flow sensor signal fault CU 362 AI Sensor signal fault Check sensor signal. Replace sensor.
170
Water-in-oil (WIO) sensor
signal fault
IO 113 WIO sensor fault
Check WIO sensor connection. Test sensor with mA
generator.
175 Pt100 sensor signal fault
IO 113/MP
204/CUE
Pt100 sensor failed Check Pt100 sensor for malfunction.
176
Signal fault,
temperature sensor 3 (t_m
o3)
CUE
Signal fault on sensor 3 on
CUE drive
Check sensor and connections on CUE drive.
179
Motor support bearing
temp. sensor signal fault
IO 113
Motor support bearing
temperature sensor failed
Check temperature readings with PC Tool Water Utility.
180
Motor main bearing temp.
sensor signal fault
IO 113
Motor main bearing
temperature sensor failed
Check temperature readings with PC Tool Water Utility.
181 PTC sensor signal fault IO 113 PTC sensor failed Check PTC connections to IO 113.
186
Power meter sensor signal
fault
CU 362 AI Sensor signal fault Check sensor signal. Replace sensor.
188
User-defined AI sensor
1/2/3 signal fault
CU 362 AI Sensor signal fault Check sensor signal. Replace sensor.
189
Level/pressure sensor
signal fault
CU 362 AI Level sensor signal fault Check sensor signal. Replace sensor.
190 Alarm level alarm CU 362 Alarm level reached
Check reason for pumps not being able to keep level
below start levels.
191 High level alarm CU 362 High level reached
Check reason for pumps not being able to keep level
below start levels.
192 Overflow alarm CU 362 Overflow level reached
Check reason for pumps not being able to keep level
below start levels.
204
Inconsistency between
switches and sensor
CU 362
Inconsistency between
sensors
Check placement of float switches.
205
Level float switch
sequence inconsistency
CU 362
Inconsistency between
sensors
Check placement of float switches.
206 Pre-empty tank
Dosing
pump
Pre-empty tank Check level in pre-empty tank.
208 Cavitations
Dosing
pump
Cavitation in dosing pump Check for blockage in suction hose.
210 Overpressure
Dosing
pump
Overpressure Check for blockage in discharge hose.
211
Mean pressure too low
(Underpressure)
Dosing
pump
Underpressure Check discharge hose for leakage.
213 VFD not ready IO 351 Third-party VFD not ready Check third-party VFD local alarms.
220
Motor contactor feedback
fault
CU 362 DI
No motor contactor
feedback
Check motor contactor/coil.
221
Mixer contactor feedback
fault
CU 362 DI
Mixer contactor feedback
fault
Check mixer switch gear/relay. Replace mixer switch
gear/relay.
222 Mixer time for service Mixer Service interval
User-defined service interval has been reached.
Arrange for preventive maintenance.
20
English (GB)
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