13-12
• CRANKSHAFT AXIAL CLEARANCE
Install the dial indicator as shown. Measure the crankshaft axial
play by moving the crankshaft back and forth with a
screwdriver.
• THRUST METAL SIDE CLEARANCE
Measure the clearance between the No.4 main journal thrust
washer and the crankshaft.
• CRANKSHAFT RUNOUT
1) Install the No.1 and No.5 upper main bearings on the
cylinder block.
2) Install the crankshaft on the cylinder block.
3) Set the dial indicator on the crankshaft. Measure the
crankshaft runout by turning the crankshaft.
[3]
CYLINDER
BLOCK
[1]
CRANKSHAFT
[4]
NO.1 UPPER MAIN
BEARING
[2]
NO.5 UPPER
MAIN BEARING
STANDARD
SERVICE LIMIT
0.10 – 0.35 mm
0.45 mm
(0.004 – 0.014 in)
(0.018 in)
STANDARD
SERVICE LIMIT
0.10 – 0.35 mm
0.45 mm
(0.004 – 0.014 in)
(0.018 in)
If the measurement exceeds the service limit, check the thrust
washer and the cylinder block thrust surface. Replace the
thrust washer and recheck.
If the measurement still exceeds the service limit, replace the
crankshaft.
If the measurement exceeds the service limit, check the thrust
washer and the cylinder block thrust surface. Replace the
thrust washer and recheck.
If the measurement still exceeds the service limit, replace the
crankshaft.
STANDARD
SERVICE LIMIT
0.03 mm (0.001 in) Max.
0.04 mm (0.002 in)
4) If the measurement exceeds the service limit, replace the
crankshaft.
