wsm BX1800 Workshop Manual page 112

BX1800 · BX2200, WSM
(E) Crankshaft
Flywheel
1. Fit the stopper to the flywheel.
2. Remove all flywheel screws and then remove the flywheel.
(When reassembling)
• Fit the flywheel giving care to the position of the knock pin.
• Apply engine oil to the threads and the undercut surface of the
flywheel bolt and fit the bolt.
Tightening torque Flywheel screw
Bearing Case Cover
1. Remove the bearing case cover mounting screws. First, remove
inside screws (6) and then outside screws (3).
2. Screw two removed screws into the screw hole of bearing case
cover (5) to remove it.
(When reassembling)
• Fit the bearing case gasket (1) and the bearing case cover gasket
(2) with correct directions.
• Install the bearing case cover to position the casting mark "UP"
on it upward.
• Apply engine oil to the oil seal 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.
Bearing case cover
Tightening torque
mounting screw
(1) Bearing Case Gasket
(2) Bearing Case Cover Gasket
(3) Bearing Case Cover Mounting Screw
(4) Oil Seal
Crankshaft Assembly
1. Remove the main bearing case screw 2 (1).
2. Pull out the crankshaft assembly.
IMPORTANT
• Take care to protect crankshaft bearing 1 from scratches,
caused by the crank gear, etc.. (Wrap the gear in vinyl tape,
etc.) (D905 only)
(When reassembling)
• Clean the oil passage of the crankshaft with compressed air.
• Apply oil to the main bearing case screw 2 (1).
• Install the crankshaft assembly, aligning the screw hole of main
bearing case with the screw hole of crankcase.
• Clean the oil passage of the crankshaft with compressed air.
Tightening Main bearing case
torque screw 2
(1) Main Bearing Case Screw 2
1-S36
ENGINE
53.9 to 58.8 N·m
5.5 to 6.0 kgf·m
39.8 to 43.4 ft-lbs
W10290240
9.8 to 11.3 N·m
1.00 to 1.15 kgf·m
7.2 to 8.3 ft-lbs
(5) Bearing Case Cover
(6) Bearing Case Cover Mounting Screw
(a) Upside
W10292140
26.5 to 30.4 N·m
D722 2.7 to 3.1 kgf·m
19.5 to 22.4 ft-lbs
49.0 to 53.9 N·m
D905 5.0 to 5.5 kgf·m
36.2 to 39.8 ft-lbs
W10295750
KiSC issued 07, 2006 A