ERROR CODES
E - 1
Current overload
E - 2
Overheat (controller > 80 °C)
E - 3
Low voltage:
220 V-240 V
input below 180 V
E - 4
High voltage:
220 V-240 V
input higher than 260 V
E - 2 - 5
Motor blocked
E - 2 - 6
Motor cannot restart after 4
tries
E - 9 - 1
Loss of communication
between the switch panel
unit and the drive electronics
board during operation
Operating hours counter
Job Hours Counter (resettable)
1. Press Power Button to energize machine
2. Press Power Button again and hold down while
pressing the Speed Selector Buttons; Up then Down
(hold Power + ↑, ↓)
3. While continuing to hold the Power Button down, the
display will flash out "H", followed by the digits in
succession indicating the number of hours, followed by
a long pause, and will then repeat.
Total Hours Counter (not resettable)
1. Press the Power Button to energize machine
2. Press Power Button again and hold down while
pressing Up, Up, then Down, Down (hold Power + ↑↑,
↓↓)
3. While continuing to hold the Power Button down, the
display will flash out "H", (with the dot in the lower
right corner of the screen illuminated), followed by the
digits in succession indicating the number of hours,
followed by a long pause, and will then repeat.
Job Hours Counter Resetting
1. Press the Power Button to energize machine
2. Press Power Button again and hold down while
pressing Up, then Down, 3 times in succession (hold
Power + ↑↓, ↑↓, ↑↓)
3. Continue to hold the Power Button down and the
screen will flash 3 times. The counter is now reset.
Original instruction
Press the Motor Switch once to clear the error, then press the Motor
Switch once more to restart the tool
When the temperature drops to below 60 °C, Press the Motor Switch
once to clear the error, then press the Motor Switch once more to restart
the tool
When voltage returns to normal, press the Motor Switch once to clear the
error, then press the Motor Switch once more to restart the tool
When voltage returns to normal, press the Motor Switch once to clear the
error, then press the Motor Switch once more to restart the tool
Ensure that the motor is free to turn, then press the Motor Switch once to
clear the error, then press the Motor Switch once more to restart the tool
Press the Motor Switch once to clear the error, then press the Motor
Switch once more to restart the tool If problem persists, bring to service
center for checking
Drive electronics board automatically clears the signal: Press the Motor
Switch once to clear the error, then press the Motor Switch once more to
restart the tool If problem persists, bring to service center for checking
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