Timing Chain And Guide Inspection; Oil Strainer And Oil Delivery Pipe Inspection - Yamaha YFM400FWA 2000 5GH3-AE1 Service Manual

CRANKCASE
Remove the left crankcase.
CAUTION:
Use a soft hammer to tap on one side of
the crankcase. Tap only on reinforced por-
tions of the crankcase. Do not tap on the
crankcase mating surfaces. Work slowly
and carefully. Make sure that the crankcase
halves separate evenly.
Remove the dowel pins.
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TIMING CHAIN AND GUIDE INSPECTION

1.Inspect:
Timing chain
Cracks/stiff → Replace the timing chain
and camshaft sprocket as a set.
2.Inspect:
Intake side timing chain guide
Wear/damage → Replace.
OIL STRAINER AND OIL DELIVERY PIPE
INSPECTION
1.Inspect:
Oil strainer 1
O-rings 2
Damage → Replace.
2.Inspect:
Oil delivery pipe
Cracks/damage → Replace.
Clogged → Blow out with compressed air.
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ENG