TOHATSU MFS 25D Service Manual page 47

4 stroke
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Functional Limit
-
-
-
IN: 0.05 mm (0.0020 in)
EX: 0.03 mm (0.0012 in)
IN: 0.070 mm (0.0028 in)
EX: 0.100 mm (0.0039 in)
IN: 2.0 mm (0.0787 in)
EX: 2.0 mm (0.0787 in)
IN: 31.5 mm (1.2402 in)
EX: 31.5 mm (1.2402 in)
0.060 mm (0.0024 in)
0.15 mm (0.0059 in)
-
0.10 mm (0.0039 in)
0.09 mm (0.0035 in)
0.15 mm (0.0059 in)
0.040 mm (0.0016 in)
0.50 mm (0.0197 in)
0.70 mm (0.0276 in)
0.90 mm (0.0354 in)
#3 - oil pump: 33.600 mm (1.3228 in)
Distortion: 0.1 mm (0.0039 in)
or when the sealing performance may be affected.
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-
4st 25/30 2022
Action To Be Taken
Check if rotating parts, sliding parts and sealing parts cause
compression leakage.
Adjust to specified range
Replace if less than specified limit
Replace if more than specified limit
Replace if more than specified limit
Replace if more than specified limit
Correct or replace if more than specified limit
Replace if less than specified limit
Replace if more than specified limit
Replace if less than specified limit
Replace if more than specified limit
Replace if less than specified limit
Replace if more than specified limit
Clean to remove. Replace with a new one if the stains cannot be
fully removed even after cleaning.
Replace if the gap is over the specified limit
Replace the oil ring at the same time when replacing the top or
second ring.
Replace if more than specified limit
Replace if less than the specified value
Replace if more than specified limit
Replace if the gap is over the specified limit
Replace the oil ring at the same time when replacing the top or
second ring.
Replace if more than specified limit
Resurface by laying a #240 - 400 waterproof abrasive paper on the
surface plate. Use #600 for finish.
Clean to remove
Clean to remove
2
2-17

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