Yamaha EK25BMH Service Manual - Crank Shaft

CRANK SHAFT

POWR

5-42

E

Crank 1 and crank 4 removal

Remove:

•

Crank  1

•

Crank  4

Removing steps

(1) By forcing the pressure pin B 

 with a

hydraulic press, remove the crank pin.

(2) When forcing out the crank pin, use care

so that the crankshaft does not fall off.

(3) To remove crank 4, follow the same

procedure.

CAUTION:

• Apply pressure to the pressure pin B 

slowly.

• Hold the pressure pin B 

 in line with

the press screw spindle.

Crank 2 and crank 3 removal

1. Remove:

•

Crank  2

•

Crank  3

NOTE:

• Place the pressure pin B 

 on the crank

2 center shaft 

, and force it out using

a press.

• When forcing out the crank pin, use

care so that the crank does not fall off.

1

a

b

1

Plate A............................................

90890-02386

Pressure pin B ...............................

90890-02390

Support..........................................

90890-02394

Pressure pin B ...............................

90890-02390

1

a

a

a

a

1

a

a

b