S-45
SM-E3B SERIES WSM
DIESEL ENGINE
(6) Flywheel and Crankshaft
Flywheel
1. Secure the flywheel to keep it from turning using a flywheel
stopper. (Refer to “SPECIAL TOOLS”.)
2. Remove all flywheel screws (1) and then remove the flywheel (2).
(When reassembling)
• Set the No. 1 crankpin at the top dead center (T.D.C.).
• Align the “1TC” mark (a) on the outer surface of the flywheel
horizontally with the alignment mark (b) on the rear end plate.
• Apply engine oil to the threads and the undercut surface of the
flywheel screw and fit the screw.
W1030810
Bearing Case Cover
1. Remove the bearing case cover mounting screws. First, remove
inside screws (1) and then outside screws (2).
2. Remove the bearing case cover (5).
(When reassembling)
• Fit the bearing case gasket (3) and the bearing case cover gasket
(4) with correct directions.
• Install the bearing case cover (5) to position the casting mark
“UP” (a) on it upward.
• Apply engine oil to the oil seal (6) lip and take care that it is not
rolled when installing.
• Tighten the bearing case cover mounting screws with even force
on the diagonal line.
W1031168
Tightening torque Flywheel screw
54 to 58 N·m
5.5 to 6.0 kgf·m
40 to 43 lbf·ft
(1) Flywheel Screw
(2) Flywheel
(a) 1TC Mark
(b) Alignment Mark
Tightening torque
Bearing case cover
mounting screw
9.81 to 11.2 N·m
1.00 to 1.15 kgf·m
7.24 to 8.31 lbf·ft
(1) Bearing Case Cover Mounting Screw
(Inside)
(2) Bearing Case Cover Mounting Screw
(Outside)
(3) Bearing Case Gasket
(4) Bearing Case Cover Gasket
(5) Bearing Case Cover
(6) Oil Seal
(a) Top Mark “UP”
(b) Upside
