
5-4
Error
Indicators
Checkpoint
Action taken
E4
Speed sensor error
This indicator flashes when the
self-inspection function detects the
fault or abnormality in the speed
sensor.
After the rotor stops spinning, turn
off power supply once and turn on
the power after about 30 seconds.
When the error recurs, contact your
nearest dealer for inspection.
E6
Over speed error
Flashes to stop the rotation when
the maximum speed of the
corresponding rotor is exceeded.
Contact your local dealer for
inspection when this error
continues to flash.
E7
Speed error
This code appears when the
equipment did not start its
operation within 5 seconds after
the "START" key was pressed by
such causes as electric circuit
failures.
After the rotor stops spinning, turn
off the power supply once and turn
on the power after about 30
seconds.
If the error recurs, contact your
nearest dealer for inspection.
Section 5 Troubleshooting