Yamaha EK40G, Service Manual

Page: 89 / 200

6H95G11 5-32
9
8
7
6
5
4
3
2
1
Crankcase
8. Using the bearing separator to slightly
move the inner race off the shaft, and
then remove the inner race.
NOTE:
Use care not to scratch the shaft.
Checking the crankpin
1. Measure the crankpin diameter. Replace
if out of specification.
Assembling the crankshaft
c C
9
When reassembling the crankshaft,
wash all component parts in clean
kerosene (do not use gasoline).
9
Do not reuse bearings, always replace
them with new ones.
1. Insert spacer C
1
into the crankpin hole
of crank 2 (or crank 4).
2. Apply engine oil to the crankpin and
insert it into the crankpin hole by tapping
it with a copper hammer, and then install
the crankpin using a press.
c C
9
Take care so that the crank pin is set
squarely into the crank web.
9
Do not apply force in excess of 5 tons.
NOTE:
Follow the same procedure for both crank 2
and crank 4 to install the crankpins using a
press.
6B450600
Crankpin diameter:
26.995—27.000 mm
(1.0627—1.0629 in)
Spacer C
1
: 90890-02404
Support
2
: 90890-02394
6H95G11_05 04.8.20 11:05 Page 33