ZONGSHEN ZS125-86 Service Manual page 79

AC power supply illuminating system
Remove the connecting component between
the lead bundle of generator and vehicle cable.
Check whether there is power export from the
export lead of illuminating coil with a bulb.
The bulb doesn't
illuminate.
The the illuminating
coil of generator or its
export lead has open
circuit or short circuit.
Illuminating light can illuminate.
The inner of rectifier has short circuit.
Yes
Replace the bulb of head light
and check whether other bulbs
are burned-out.
With a lead,make short circuit between
electric source lead of illuminating
switch and export lead.
Yes
A f t e r s h o r t c i r c u i t
connecting,illuminating
light will illuminate.
The connecting point of inner
illuminating switch has bad
connection.
2.5 Analysis of illuminating light
All illuminating light don't illuminate.
The bulb illuminates.
starting engine and disconnecting
the plug connector from rectifier
regulator to the vehicle circuit
Illuminating light still
cannot illuminate.
Disassemble head light assembly,and
check whether its bulb is burned-out.
C h eck wh eth er th ere i s p owe r
export from the power import lead of
illuminating switch with the method of
connecting a bulb.
Yes
After short circuit
connecting,illuminating light
still doesn't illuminate.
The circuit between illuminating
switch and illuminating light has open
circuit or short circuit.
illuminating system of DC supply
Press the horn button or turn the
switch of direction indicator lamp
The horn could utter
sounds and the direction
indicator lamp lights up.
strike the negative and positive
The power
of battery by using a wire, check
supply from
the spark. Or measure the
battery is normal
voltage with multimeter.
No spark or the
battery is low
the batery is dead
[1]Check whether the fuse fusing
[2]Check the circuit from battery
to the ignition switch
[3]Check whether the ignition
No
switch is disconnection or short
circuit
No
Generator or the circuit
between ignition switch
and illuminating switch has
open circuit or short circuit.
No
Horn and lamp
are not working.
There is spark
or the voltage
is normal
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