Linhai 2004 ATV 260, Service Manual

Page: 226 / 362

CHAPTER 3C ENGINE 100/125/150/200
SERVICE MANUAL09.0
CHAPTER 3C ENGINE PAGE.3C - 34 -
3.7.4 IGNITION COIL
Removal Steps
Remove the middle box.
Remove the spark plug cap.
Disconnect the wires, remove ignition coil
Jam nuts and remove the ignition coil.
Inspection
Check the ignition coil circuit.
The spark advance angle does not need to be
adjusted.
If spark advance is abnormal, check the CDI,
pickup coil or magneto.
Replace the ignition coil if necessary.
Test the primary coil resistance, the standard
value of which should be 0.1-1.0
Ω
.
Test the secondary coil resistance from spark
plug cap negative terminals, the standard value
of which should be 7-9k
Ω
(with cap) and
3-4k
Ω
(without cap).
Coil test using after market spark tester.
Perform the following inspection in accordance
with the operating instructions in the Manual.
1. Set the ignition coil tester switch in 12V and connect
the tester to the ignition coil.
2. Turn the switch to the ON position to check spark
frequency from the inspection door.
●
In good condition: Sparking continuously
●
In faulty condition: Sparking abnormally