Checking The Valve Lifters; Checking The Oil Splasher Gear; Disassembling The Cylinder Block - Yamaha F2.5A Service Manual

4. Measure the camshaft runout. Replace if
out of specification.
Camshaft runout limit:
0.03 mm (0.0012 in)

Checking the valve lifters

1. Check the valve lifters for bends or wear.
Replace if necessary.

Checking the oil splasher gear

1. Check the teeth of the oil splasher gear
for cracks, damage, or wear. Replace if
necessary.

Disassembling the cylinder block

1. Check the ball bearing for pitting or rum-
bling. Replace if necessary.
69M3E11
NOTE:
S69M5730
Do not remove the ball bearing if not replac-
ing it.
2. Remove the ball bearing.
3
4
S69M5740
3. Remove the oil seal 5.
S69M5750
Cylinder block
1
2
Stopper guide plate 1: 90890-06501
Stopper guide stand 2:
90890-06538
Bearing puller 3: 90890-06535
Bearing puller claw 1 4:
90890-06536
5
1
2
S69M5755
3
4
5
S69M5770
6
7
8
9
S69M5780
5-30