Troubleshooting Chart - Yamaha BLASTER YFS200N Owner's Manual

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EBU00440

Troubleshooting chart

There is fuel
1. Fuel
Check if there is
fuel in the fuel
Some fuel
tank
No fuel
2. Compression
Kick the kick lever to
see if there is
compression
3. Ignition
Wet
Remove plug and
check electrode
Dry
Remove the
fuel pipe
Turn the fuel
cock to "OFF"
Turn the fuel
cock to "RES"
Supply fuel
There is compresson
No compression
Wipe clean with
dry cloth
Attach plug cap and
ground to chassis
Water or dirt
mixed in fuel
Turn the fuel
cock to "ON"
Restart engine
Compression normal
Ask a Yamaha dealer to inspect
Kick the kick
starter strongly
Ask a Yamaha dealer to inspect
8-34
Clean filter element
and fuel tank
Check fuel flow
Fuel cock clogged
Clean the fuel cock
Spark good
Ignition system normal
Spark weak
Adjust plug gap or
No spark
replace plug
No fuel

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