Crankshaft - Kubota GL6000 Workshop Manual

GL6000, GL7000, GL9000, GL11000, WSM

(4) Crankshaft

Flywheel
1. Fit the stopper to the flywheel.
2. At first, remove two pieces of the flywheel screws.
3. Insert two pieces of the flywheel guide screws in the holes.
4. Remove all flywheel screws.
5. Remove the flywheel slowly along the flywheel guide screws.
(When reassembling)
• Insert two pieces of the flywheel guide screws.
• Fit the flywheel giving care to the position.
• 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 (3), (6). First,
remove inside screws (6) and then outside screws (3).
2. Remove the bearing case cover (5).
IMPORTANT

• The length of inside screws and outside screws are
different. Do not take a mistake using inside screws and
outside screws.
(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
(Outside M6 x 22)
(4) Oil Seal
Crankshaft Assembly
1. Remove the main bearing case screw 2 (1).
2. Pull out the crankshaft assembly.
(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.
Tightening torque Main bearing case screw 2
(1) Main Bearing Case Screw 2
1-S38
ENGINE
53.9 to 58.8 N·m
5.5 to 6.0 kgf·m
39.8 to 43.4 lbf·ft
W1030810
9.8 to 11.3 N·m
1.00 to 1.15 kgf·m
7.2 to 8.3 lbf·ft
(5) Bearing Case Cover
(6) Bearing Case Cover Mounting Screw
(Inside M6 x 20)
(a) Upside
W1031168
26.5 to 30.4 N·m
2.7 to 3.1 kgf·m
19.5 to 22.4 lbf·ft
W1031360
KiSC issued 05, 2015 A