Inspection of valve spring
Measure the free height and squareness
Repairing limit value :( intake and exhaust) See figure
2-23-1, 2-23－2
Free height of external spring: 43mm squareness: 0.8mm
Free height of inner ring: 39.5mm squareness0.8mm
Figure 2-23-1， Figure 2-23-2
6、Examining lifting distance of cam.
Measure the length of fillet with micrometer and check if
it is worn out
Repairing limit value: inlet lifting distance: 8.25mm
Exhaust lifting distance: 8.18mm.See figure 2-24.
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