21/22
TF5774_C
Aereco S.A.
TECHNICAL ASSISTANCE
All work on the appliance must be done by an authorized individual. If a malfunction or other
problem arises, or you have a question, please get in touch with your dealer.
In case actions mentionned above does not solve the issue, or for any other question, please contact your retailer.
Corrective actions
Replace the differential circuit breaker with a 300
mA
Check under the hat that connectors are correctly
connected to the engine PCB.
Make sure there is power supply (230V) in each
fan bypass box
Check into the product’s body that there is no
foreign body that can make noise or prevent the
turbine from rotation
Check the coupling’s
condition (visual control)
Possible cause
The main circuit breaker (dedicated
to the power supply) is not a 300
mA.
Only for R version :
Connectors are not properly
connected.
There is no power supply (230V) in
the fan bypass box
A foreign body into the fan
The coupling is damaged
Issue noticed
The system short circuited
The fan does not rotate
The fan makes anormal
noise