Yamaha PW45 Original Instructions Manual page 108

88 - English
TROUBLESHOOTING
Battery pack and charger
Symptom
Cannot charge
Check
Is the power plug firmly
connected? Is the
charging plug firmly
inserted in the battery
pack?
Are the residual battery
capacity lamps lit?
Are the battery charger
or battery pack contact
terminals dirty or wet?
There is a contact fault
in the contact terminals.
There is a contact fault
in the contact terminals.
Isn't the charging
connector on the
battery pack wet?
39
Action
Reconnect and try charging again.
If the battery pack still does not charge,
the battery charger might be
malfunctioning.
Review charging method and try
charging again.
If the battery pack still does not charge,
the battery charger might be
malfunctioning.
Remove the battery pack from the battery
charger and the charger plug from the
socket. Use a dry cloth or cotton swab to
clean the charger and battery contact
terminals, and then reconnect.
Remove the battery pack from the
bicycle, connect the charging plug into
the battery pack.
(If lamps still flash alternately, there
might be a fault in the battery pack)
When remount the battery pack on the
bicycle and press the power switch of
display unit, if lamps still flash
alternately, there might be a fault in the
Drive Unit.
Remove the battery pack from the battery
charger, mount the battery on the bicycle
and press the power switch of display
unit. When the charging plug
reconnected into the battery pack, if
lamps still flash simultaneously, there
might be a fault in the battery charger.
Clean the charging connector and
charging plug, and dry them. After that,
connect the charging plug to the
charging connector.