Ferroli OMNIA M 3.2 22T Manual De Instalación Y Del Propietario página 126

Code no. Fault
E04 Mains undervoltage
E05 Mains overvoltage
E09 Turbine operation
E10 Blocking
E21 * Overload
E23 Short-circuit
E25 Contacting/winding
E30 Module overheated
E31 Overheated power section
E36 Electronic faults
* In addition to the LED display, the fault signal LED is continuously illuminated in red.
2) Warning signals
• The warning signal is indicated by the LED display.
• The fault signal LED and the SSM relay do not respond.
• The pump continues to run with limited output.
• The indicated faulty operating status must not occur for a prolonged period. The cause must be eliminated.
Code no. Fault
E07 Generator operation
E11 Dry running
E21 * Overload
* See also fault signal E21.
• If the operating fault cannot be remedied, please consult a specialist technician or the nearest customer service
location or representative.
• In order to ensure the service life of the pump, it is recommended that the unit run at least once every 2 weeks (ensure
that the pump is running) or keep it powered on for a long time (in the power-on standby state, the unit will run the
pump for 1 minutes every 24 hours)
126
EN
Cause
Power supply too low on mains side
Power supply too high on mains side
The pump is driven in reverse (the
fluid flows through the pump from the
pressure to the suction side)
The rotor is blocked
Sluggish motor
Motor current too high
Motor winding defective
Module interior too warm
Ambient temperature too high
Electronics defective
Cause
Pump hydraulics have fluid
running through them.
Air in the pump
Sluggish motor, pump is oper-ated
outside of its specifications (e.g.
high module temperature). The
speed is lower than during normal
operation.
NOTE
Cod. 3QE47660 - Rev. 00 - 02/2022
OMNIA M 3.2
Remedy
Check mains voltage.
Check mains voltage.
Check flow, install non-retum
valves if necessary
Request customer service
Request customer service
Request customer service
Request customer service
Improve room ventilation, check
operating conditions, request
customer service, if necessary
Improve room ventilation, check
operating conditions, request
customer service, if necessary
Request customer service
Remedy
Check the system
Check the water volume/ pressure
Check the ambient conditions
22T÷30T