TOHATSU MFS25 Service Manual page 37

Functional Limit
0.1mm (0.004in)
61.06mm (2.4039in)
0.08mm (0.0032in)
0.06mm (0.0024in)
0.1mm (0.004in)
60.90mm (2.3976in)
0.150mm (0.00591in)
Top Ring : 0.10mm (0.0039in)
Second Ring : 0.09mm (0.0035in)
Oil Ring : 0.17mm (0.0067in)
0.040mm (0.00157in)
15.97mm (0.6287in)
Top Ring : 0.50mm (0.0197in)
Second Ring : 0.70mm (0.0276in)
16.04mm (0.6315in)
0.060mm (0.00236in)
0.60mm (0.0236in)
0.05mm (0.0020in)
29.95mm (1.1791in)
35.97mm (1.4161in)
0.06mm (0.0024in)
0.50mm (0.0197in)
25/30 2006
Action To Be Taken
Clean to remove.
Correct. (Use water proof sand paper of #240 to 400 on the surface plate to level. Use #600 to finish.)
Correct if possible, or replace.
Clean to remove.
Clean to remove.
Replace if over specified limit.
Replace if severely damaged on the piston sliding
surface, which cannot be repaired with sand paper of
No. 400 to 600, or damaged over specified limit.
Correct. (Use water proof sand paper of #240 to 400 on the
surface plate to level. Use #600 to finish.)
Replace if severely consumed.
Replace if less than specified limit.
Replace if over specified limit.
Clean to remove.
Correct if possible (with #400 to 600 water proof sand paper), or replace.
Replace if over specified limit.
Replace oil ring when top ring or second ring is
replaced.
Replace if over specified limit.
Replace if less than specified limit.
Replace if the gap is over specified limit only if cylinder
iner wear is less than specified limit. Replace oil ring
when top ring or second ring is replaced.
Replace if over specified limit.
Replace if over specified limit.
Replace if over specified limit.
Replace if over specified limit.
Replace if less than specified limit.
Replace if less than specified limit.
Replace if over specified limit.
Replace if over specified limit.
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