Inspection A N D Repair; Cylinder Head - Yamaha CE50T Service Manual

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D I S A S S E M B L Y / I N S P E C T I O N A N D REPAIR
pressure off t h e push s c r e w , realign, and
start over. If t h e cases do n o t separate,
check f o r a r e m a i n i n g case s c r e w or f i t t i n g .
Do n o t force.
5. Remove:
= Crankshaft
Use Universal Puller Set (YU-33270) (~.
NOTE:
Use the following bolts available on the market.
Lenght: 160 mm (6.3 in)
Thread: 6 mm (0.24 in)
Pitch: 1.25 mm
INSPECTION A N D REPAIR
CYLINDER HEAD
1. Remove:
=Carbon deposits
Use a rounded scraper ( ~ .
NOTE:
Take care to avoid damaging the spark plug
threads. Do not use a sharp instrument. Avoid
scratching the aluminum.
2. Inspect:
=Cylinder head warpage
Out of specification ~ Re-su rface.
W a r p a g e m e a s u r e m e n t and re-surface-
m e n t steps:
=Attach a straight edge and a thickness gauge
on the cylinder head.
=Measure the warpage limit.
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