Warning Messages - Wilo Veroline IP-E Notice De Montage Et De Mise En Service

ENGLISH

11.6.2 Warning messages

Code Error
No.
E07 generator operation
E32 Undervoltage -module
intermediate circuit
E33 Overvoltage -module
intermediate circuit
E50 PLR communication
error
E51 Unauthorised pump
combination
11.6.3 Emergency operation - Heating
Code Eorror
No.
E52 Master/slave
communication error
Pump switches from
controlled operation
to fixed characteristic
(de- pending on set
value, see Fig. 5)
If the malfunction cannot be removed, please consult your sanitary and heating specialist or WILO Customer Service.
48
Cause Remedy
Flow drives the impeller Check settings;check operation
=> electr. current is fed of the unit
back into the mains
Voltage variations in Check electronic installation
the mains
Voltage variations in Check electronic installation
the mains
Interface, line faulty, After 5 min changeover from PLR
cable faulty mode to local mode control
Different pumps
Cause Remedy
MP communication Check cable
cable faulty
Error type
Error matrix Error matrix
HV AC
F F
F D
F D
F F
F F
Error type
Error matrix Error matrix
HV AC
E E