Removing The Crankshaft; Installing The Crankshaft - Yamaha YFM400FAR Service Manual

CRANKSHAFT

REMOVING THE CRANKSHAFT

1.Remove:
Crankshaft seal 1
G
NOTE:
Mark a note of the position of each crankshaft
seal so that they can be installed in the correct
place and in the correct direction.
2.Remove:
Crankshaft
G
Use a crankcase separating tool 1.
Crankcase separating tool:
P/N. YU-01135-A, 90890-01135

INSTALLING THE CRANKSHAFT

1.Install:
Crankshaft
G
Crankshaft installer pot 1:
P/N. 90890-01274
Crankshaft installer bolt 2:
P/N. 90890-01275
Crankshaft installer set 3:
P/N. YU-90050
Adapter 4:
P/N. YM-1383, 90890-01383
Spacer (crankshaft installer) 5:
P/N. YM-91044, 90890-04081
Spacer 6:
P/N. 90890-01309
NOTE:
Hold the connecting rod at the Top Dead
Center (T.D.C.) with one hand while turning
the nut of the installing tool with the other.
Operate the installing tool until the crankshaft
bottoms against the bearing.
CAUTION:
Apply engine oil to each bearing to protect
the crankshaft against scratches and to
make installation easier.
– 69 –
ENG