Yamaha YDRE Serie Benutzer-/Betriebsanleitung Seite 44

If a fault occurs, count the number of red flashes between pauses and refer to
the table below:
Red Flashes
Have qualified service technician inspect if problems persist.
JC1
Cause
Battery High Voltage
Battery Low Voltage
Charge Timeout caused
by battery pack not
reaching required
voltage.
Charger output was
reduced due to high
temperatures.
Check Battery: Battery
could not be trickle
charged up to minimum
voltage.
Over-Temperature:
Charger shut down due
to high internal
temperature.
Charger Internal Fault
MAINTENANCE
Solution
Check battery size and
condition and reset charger
(interrupt DC connection for
15 seconds).
Check battery size and
condition and reset charger
(interrupt DC connection for
15 seconds).
Check connections.
Operate charger at a lower
ambient temperature.
Check for shorted or
damaged cells.
Ensure sufficient cooling air
flow and reset charger
(interrupt DC connection for
15 seconds).
Reset charger (interrupt AC
power for 15 seconds).
Return to qualified service
depot if fault persists.
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