Error Tables; Error Message - Wilo Veroline IP-E Notice De Montage Et De Mise En Service

11.6 Error tables

Problem
Pump does not run or stops
Pump runs at reduced capacity
Noisy pump operation

11.6.1 Error message

Code Error
No.
E01 Hydraulic overload
E04 Mains undervoltage
E05 Mains overvoltage
E06 Mains undervoltage
E10 Pump blocked
E20 Coil overheated
E21 Motor overload
E23 Short circuit/contact
fault
E25 Contact error
Coil interrupted
E26 Coil temperature sensor
interrupted
E30 Excess temperature –
module
E31 Excess temperature –
power section
E36 Module faulty
Possible cause
Loose cable connection
Faulty fuses
Shut-off valve on discharge
side restricted
Air in suction pipe
Inadequate admission pressure
Damage to motor bearings
Cause
Delivery rate too high
Mains overloaded
Mains voltage too high
Missing phase
e.g. sedimentation
Motor overloaded
Water temperature too
high
Motor ventilation
restricted
Sediment in the pump
Operating point outside
performance data
Motor or module faulty
Module not properly
connected
Motor faulty
Motor faulty
Air intake to module
heat sink is blocked
Ambient temperature
too high
Electronic components
faulty
Remedy
Tighten all connecting screws
Check fuses, replace faulty fuses
Slowly open shut-off valve
Remove leakages in the flanges and vent
Increase admission pressure, observe minimum pressure at inlet,
check and if necessary clean valve and filter on inlet side
Have pump checked and if necessary repaired by WILO Customer
Service or specialist firm
Remedy
Reduce delivery rate
Check electronic installation
Check electronic installation
Check electronic installation
Unblocking routine starts automatically
If blockage is not removed after 10 s,
pump shuts down.Call customer service.
Allow motor to cool down,
check settings
Reduce water temperature
Free air intake
Call customer service.
Check / correct operating point
Call customer service
Call customer service
Call customer service
Call customer service
Free air intake
Improve ventilation in room
Call customer service
ENGLISH
Error type
Error matrix Error matrix
HV AC
F F
C A
C A
C A
A A
B A
B A
B A
A A
B A
B A
B A
A A
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