TOHATSU MFS 9.9 Owner's Manual page 36

Serviceable 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 (0.00669in)
0.040mm (0.00157in)
15.97mm (0.6287in)
Top ring 0.50mm (0.0197in)
Second ring 0.70mm (0.0276in)
Oil ring 0.90mm (0.0354in)
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)
0.6mm (0.024in)
4st 9.9/15/20 2008
Clean to remove.
Correct. (Use #240 to 400 waterproof sand paper put of the surface plate to correct. Use #600 to ofinish.)
Correct if possible, or replace.
Clean to remove.
Clean to remove.
Replace if over serviceable limit.
Replace if face on which piston slides has deep flaws which cannot be removed by
using sand paper of No. 400 to 600 or if over upper limit.
Correct. (Use #240 to 400 waterproof sand paper put of the surface plate to correct. Use #600 to ofinish.)
Replace if severely worn (worn to 1/3 of original size).
Replace if under lower limit.
Replace if over upper limit.
Clean to remove.
Use waterproof sand paper of No. 400 to 600 to correct if possible, or replace.
Replace if over specified limit.
Replace oil ring when top ring or second ring is replaced.
Replace if over upper limit.
Replace if under lower 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 upper limit.
Replace if over upper limit.
Replace if over upper limit.
Replace if over upper limit.
Replace if under lower limit.
Replace if under lower limit.
Replace if over upper limit.
Replace if over upper limit.
Action to be taken
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