9-10
Troubleshooting
O
K
4st 25/30 2022
9-
"
"
"
"
"
Normal?
Normal?
Use spark tester to check
ignition sparks.
Check spark plugs.
Check stop switch and main
switch key.
Normal
?
Normal?
iVÊvÕiÊÃÞÃÌiÊ>`
V«ÀiÃÃÊ«ÀiÃÃÕÀi°
9- 9-
i>Ê>`Ê>`ÕÃÌ
ë>ÀÊ«Õ}]ÊÀÊÀi«>Vi°
Normal?
9-
Check connection of plug cap
and resistance.
Check ignition coil resistance.
,i«>ViÊÃÌ«ÊÃÜÌVÊÀ
>ÊÃÜÌVÊiÞ°
,i«>ÀÊÀÊÀi«>ViÊ«Õ}ÊV>«°
"
Normal?
,i«>ViÊ}ÌÊV°
iVÊ1°
,i«>ViÊ«ÕÃiÀÊVÊÀÊ
>`ÕÃÌÊ>ÀÊ}>«
9-
9-
Check pulser coil resistance or
air gap.
Ignition System
•
When testing, cover the electrode cap properly so as to prevent
leaks and contact with the wiring of the spark tester.
•
Keep flammable gas, fuel, and oils away, because testing
generates sparks.
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