Operation Manual

16
6. Inspection and Maintenance before Riding
Troubleshooting
Detection Item Possible causes Countermeasures
Charger power switch off Turn power switch to “ON”
Not using SYM authorized
battery
Using SYM authorized battery Unable to charge
Low input voltage Power input 100V~240V
Long time charging without
green light on
Battery deterioration or
malfunction
Replace battery
If problems cannot be eliminated, please contact your SYM dealer.
CHARGER USAGE INSTRUCTION
Specification:
Model Input Voltage Output Voltage Charging Time Battery Type
48V 10A 100~240 VAC 48 VDC 2~3 hour LiFe Battery (20Ah)
Charger Usage Instruction:
 Keep power switch on “OFF” position before charging
 Connect charger output cable and battery first, then connect power cable and 100V-240V socket.
Orange light shows the battery is being charged; green light means charging finished, the battery is fully
charged, please stop charging.
 Please use SYM authorized charger.
CAUTION:
 While connecting or removing cables, please make sure the power switch on “OFF” position.
 Please charge the battery indoors, avoid sun ray, moisture, and dust.
 Prevent rain, liquid, foreign metal material from falling into the charger to avoid short circuit or burnout.
 After charging, please remove the cables from the socket to avoid power consuming.
 Do not charge battery of other form and brand with the charger to ensure the life span and safety of the
charger and battery.
CAUTION:
 The AC pug is 3P mode; do not modify it to 2P mode to prevent electric shock.
 In normal temperature, the battery can be fully charged in 2-3 hours; however, if the ambient
temperature or battery temperature is too high (over 55℃) or too low (under 0℃), to prevent
deterioration, the charger will prolong the charging time to 4-5 hours.
 When the charger indicator light does not come on, red light flashes, or the battery cannot be fully
charger, please shut off the charger for 5 seconds, then turn on the charger again to correct the
situation. If this situation still cannot be solved, please contact your SYM dealer.
WARNING:
 Use independent socket for the charger, do not share the socket with electric equipment to avoid danger
and fire.
 When charging, the fan will make louder noise, which is a normal phenomenon.
 Do not disassemble or strike the charger. Warranty will not be applicable if consumers disassemble
the charger or there is obvious damage on the charger.