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ENG
ENGINE DISASSEMBLY
2.Remove:
● Valve cotters 1
NOTE:
Attach the Valve Spring Compressor 2
between the valve spring seat and cylinder
head to remove the valve cotters.
3.Remove:
● Valve spring seat 1 (upper)
● Valve spring 2 (outer)
● Valve spring 3 (inner)
● Valve 4
● Valve stem seal 5
● Valve spring seat 6 (lower)
NOTE:
Identify each part position very carefully so
that it can be reinstalled in its original place.
RECOIL STARTER
1.Remove:
● Cap 1
● Starter handle 2
NOTE:
Before untying knot 3, pull out the rope
long enough to make knot 4 on the rope so
that the rope is not pulled into the case.
Valve spring compressor:
P/N. YM-04019, 90890-04019
2.Remove:
● Bolt 1
● Drive plate 2
● Spring 3
● Circlip 4
● Drive pawl 5
● Spring (drive pawl) 6
3.Remove:
● Starter spring 1
● Starter spring case 2
● Sheave drum 3
● Plate 4
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