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)
