FORMA: Service & Maintenance manual - rev. 3.0
6.3.8.
T
E21
HE INVERTER DISPLAY SHOWS
This inverter error message is associated with problems of high inverter temperature.
E21
YES
NO
Probable overheating of
Does the machine resume
Replace the inverter
the inverter. The machine
correct operation after being
is OK.
switched off for 1 hour?
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