25
Figure 2-21
Inspection of valve spring
Measure the free height and squareness
Repairing limit value :( intake and exhaust)
See figure 2-22-1, 2-22－2
Free height of inlet valve spring: 32.5mm, squareness:
0.10mm
Free height of exhaust valve spring: 36.2mm squareness:
0.10mm
Figure 2-22-1 Figure 2-22-2
6、Examining lifting distance of breaker cam.
Measure the length of fillet with micrometer and check
If it is worn out.
Repairing limit value: inlet lifting distance: 5.73mm
Exhaust lifting distance: 6.53mm.See figure 2-23.
