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SPAZIO FORMA: Service & Maintenance manual - rev. 1.0
6.4.3.
T
HE INVERTER DISPLAY SHOWS
These inverter error messages are related to HW and SW problems with the inverter.
Replace the inverter
Follow the procedure step by step to correctly diagnose the problem. Take particular care with the
checks highlighted by circled numbers, which are described in detail below:
(1)
Check the frequency of the errors by counting the occurrences in the inverter error memory,
and running targeted checks. An error is considered frequent if it occurs 2 or 3 times a day.
WARNING: incorrect programming of the inverter can cause serious damage to the
machine or malfunctioning that is potentially hazardous to the user. Therefore, attempt
this operation only if certain of being able to carry out the procedure with the latest SW
version.
E8
E10
Does the error occur
Does the machine resume
correct operation after being
turned off for 1 minute?
Re-program the inverter
NO
Does the machine resume
correct operation after being
turned off for 10 minutes?
E08, E10, E11
OR
E11
1
YES
frequently?
NO
YES
NO
YES
E22
E22
Replace the inverter
Probable interference. The
machine is OK
Programming correct. The
machine is OK
Page 6.13
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