Operation Manual

59
CRANKSHAFT
1. Measure:
- Crankshaft lack of alignment
Outside that specified => Replace the crankshaft and/or
bearings.
N.B.
MEASURE CRANKSHAFT POOR ALIGNMENT BY SLOWLY
TURNING THE CRANKSHAFT ASSEMBLY.
Poor alignment limit:
0,03 mm
2. Measure:
- Connecting rod side clearance
Outside that specified => Replace the connecting rod big
end bearing, crankshaft elbow and/or the connecting rod.
Connecting rod side clearance:
0.20 – 0.70 mm
3. Measure:
- Crankshaft width
Outside that specified => Replace the crankshaft.
Crankshaft width:
57.90 ÷ 57.95 mm
INSPECTING THE BALANCER
1. Inspect:
- Balancer shaft
Wear/warping/damage => Replace.
C S
INSPECTING
THE
BALANCER