Operation Manual

RUNRACE : Service & Maintenance Manual - rev. 2.0
Page 6.22
6.4.8. THE INVERTER DISPLAY SHOWS E21
This inverter error message is associated with problems of high inverter temperature.
YES
Replace the inv erter
E21
Does the machine resume
correct operation af ter being
switched of f f or 1 hour?
Probable ov erheating of the
inv erter. The machine is
OK.
NO
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