Installation Instructions

1 ENGINE B1700'B21 00'B2400 WSM, 11770
(1)
Main Bearing Case Assy.
(2) Main Bearing Case 2 (with mark U B
U
)
(3) Main Bearing Case 1 (with mark U AU)
(4) Aligning Mark
Main Bearing Case
1. Remove bearing case bolt 1, and the main bearing case (1),
(2),
(3) from the crankshaft.
II IMPORTANT
• Properly arrange the main bearing cases and the bearings
for their right combinations.
(When reassembling)
• Apply engi ne oi I to the beari ngs and fit the case.
• Fit the main bearing case with the FLYWHEEL mark set on
the side
of the flywheel.
• Fit the main bearing case wheel with the bolt holes set on
the side of the flywheel and the side metals with the oil
groove facing outside.
29.4to34.3 N'm
Tightening torque Bearing case bolt 1
3.0
to 3.5 kgf'm
21.7 to 25.3 ft-Ibs
/' 1
2
0343F130
0343F131
SERVICING
(1) Cylinder Head and Valves
Cylinder Head Surface Flatness
1. Thoroughly clean the cylinder head surface.
2. Place a straightedge on the cylinder head's four sides and
two diagonal as shown in the figure.
Measure
the clearance with a feeler gauge.
3. If the measurement exceeds the allowable limit, replace it.
II NOTE
• Do not place the straight edge on the combustion chamber.
II IMPORTANT
• Be sure to check the valve recessing after correcting.
0087F053
Cylinder head surface
flatness
Allowable limit
0.05 mm
0.0019 in.
0087F054
--=-
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~ r!lJG::IIV
[lJ1lW
RC-AA
RC-AB
Rp.:A
C
~
~
~
~
(1)
(2)
(3)
ST10F042
Cylinder Head Flaw
1. Prepare an air spray red check (Code No: 07909-31371).
2. Clean the surface of the cylinder head with detergent (1).
3. Spray the cylinder head surface with the red permeative
liquid (2).
Leave it five to ten minutes after spraying.
4. Wash away the red permeative liquid on the cylinder head
surface
with the detergent (1).
5. Spray the cylinder head surface with white developer (3). If
flawed, it can be identified as red marks.
1-530