Troubleshooting Chart - Yamaha YFM100T 1987 Manuel Du Propriétaire

Troubleshooting chart
I Removithe _ Water or dirt L _[ Clean filter element
fuel pipe mixed in fuel | -[ and fuel tank 1
WARNING:
Never check the fuel system while
smoking or in the vicinity of an Check fuel flow _ Fuel cock clogged ]
open flame, l
_1 _._ Turn the fuel /
There is fuel I Clean fuel cock I
1. Fuel cock to "OFF"
Checkifthereis __ Turnthefuel Restariengine
fuel in the cock to "RES" 1
fuel tank
Supply fuel I
2. Compression
Use electric starter l _ There is compression _._ Compression normal I
to see if there is HI
compression I LJ No compression II -I'-JAsk Yamaha dealer to inspect I
3. Ignition _ Wipe clean with dry I _'-_[ H I
cloth Spark good Ignition system normal
Remove plug and |
check electrode groundAttach plug cap and __._tochassis tricUSetheelec'starter _L-_ Spark weak _ i Adjust plu_g gap or
_=_ _ repacepug
Engine turns Battery good ]
4. Battery • over quickly
Use electric _, I Ask Yamaha dealer to inspect I
starter / Engine turns
I 1
Check fluid, recharge, I
_over slowly check connections
I
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