Kubota Z400-B Handbuch Seite 163

Crankshaft
1. Remove the oil pan and the strainer.
2. Remove the screws (1) and the connecting rod caps, and
push out the pistons.
3. Remove the screws (2) and pullout the crankshaft.
(When reassembling)
- == •
I nsert the piston in its cylinder in such a manner that the
mark "1" on its head aligns with the mark "1" on the
crankcase (See figure).
Since the piston is off-set, wrong direction assembling
will cause trouble.
• Align the marks on the side of the connecting rod and
cap.
• Apply engine oil to the bearing surface and the screws and
tighten them to the specified torque.
• Be sure to install the a·ring on the pipe extending from
the strainer (See photo).
9.81 to 11.28 N'm
I
Oil pan screw
1.00 to 1.15 kgf·m
7.23 to 8.32 ft·lbs
14.7 to 18.6 N·m
C 1.5 to 1.9 kgf·m
Connecting
10.8 to 13.7 ft·lbs
rod screw (1)
27.4 to 31.4 N'm
D 2.8 to 3.2 kgf·m
20.2 to 23.0 ft·lbs
Tightening torque
Oil pressure
switch
14.7 to 19.6 N'm
1.5 to 2.0 kgf·m
10.8 to 14.5 ft·lbs
19.6 to 23.5 N·m
A
2.0 to 2.4 kgf·m
Bearing case
14.5 to 17.4 ft-Ibs
I
screw 2 (2) 26.5 to 30.3 N·m
B 2.7 to 3.1 kgf·m
19.5 to 22.4 ft·lbs
L.A: SINo. 61031
&
below
B: SINo. 61032 & above
(1) Screw
C: SINo. 124705 & below
D: SINo. 124706
&
above
(2) Screw
1I/1)'If'i!IJ.i
S·81