ZONGSHEN ZS125-86 Service Manual page 61

[2] Remove the battery and apply a multimeter to
measure whether the voltage across the battery is
"12V" or more. If it is lower than "12V", it is
necessary to remove and charge the battery.
Caution
Tighten the bolts at battery connecting posts
when they are loose.
Fill distilled water when the battery electrolyte
Storage battery
liquid level is below the lower limit.
Keep away from the fire source when the battery
is charge, because flammable and explosive gas
may be released when charging.
[3] Remove the magneto charging coil socket
and apply a multimeter to measure whether
the magneto charging coil is a short circuit. If
the magneto charging coil is a short circuit, it is
necessary to replace it.
Charging coil connector
[4] Remove the LHS engine cover and take out the
magneto stator. Apply a multimeter to measure the
magneto stator resistor is in short circuit or open
circuit. Replace the stator if the magneto stator
resistor is in a short circuit or open circuit.
Magneto coil
[5] Check the magnetic motor rotor cylinder for any
faded magnetism. If it is the case, it is necessary to
replace the magnetic cylinder.
Check the
magnetic cylinder
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