2-13
Diagnosis mode
ELEC
–
+
When the battery pack signal lead wire
becomes disconnected
Although the power to the display unit is turned
on, all segments of the display unit turn on for 4
seconds, and then the power turns off auto-
matically.
If the motor is rotating (while running), the
power assist becomes weak and finally stops it.
The battery pack stops discharging after a short
time.
Action:
Check the battery pack signal lead wire (gray)
for a wire break or disconnection.
→
Replace the DC plug or power lead wire.
after
4 seconds
