Page 386 - 2019 SHOP MANUAL CRF1000/A/D

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CRANKSHAFT/PISTON/CYLINDER
CRANKSHAFT

Separate the crankcase halves (page 14-13).
SIDE CLEARANCE INSPECTION
Measure the connecting rod side clearance.
SERVICE LIMIT: 0.35 mm (0.014 in)
If the clearance exceeds the service limit, replace the
connecting rod.
Recheck and if still out of limit, replace the crankshaft.

REMOVAL

Mark the bearing caps and bearings as you remove
them to indicate the correct cylinder for reassembly.
Remove the crankpin bearing cap bolts [1] and bearing
caps [2]. [3] [1]
Remove the crankshaft [3].

[2]

INSPECTION
Support the crankshaft [1] on both end journals [2].
[1]
[1]
Set a dial gauge on the crankshaft.
Rotate the crankshaft two revolutions (720°) and read [3]
the runout.
SERVICE LIMIT:
[3]: 0.05 mm (0.002 in)
Check the balancer drive gear teeth for abnormal wear
or damage.

[2] [2]

15-4