Rato R2000IS, Maintenance Manual

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APPENDIX
34
Put the front at the piston groove, then using long nose pliers clamp at the other end,
turning install it in the slot at the same time. But you should avoid the gap of the piston ring.
c) Connecting rod cover
When installation, you should put the
edge of connecting rod and connecting rod at same position.
②
Detection of piston
Check the contact situation, the piston and cylinder top ring groove defect, ablation
and crack etc. If the damage is serious, you should use the new one.
Remove the carbon deposit
The carbon deposit located on the top of the piston and cylinder flowing edge part. You
should be cleared away before testing carbon deposit. Firstly use kerosene wet saturated
carbon deposit, and then be removed using a blunt knife or metal brush.
a) Piston skirt diameter
Piston skirt diameter is measured with outside
micrometer, if it beyond the limit, it shall be replaced.
Standard Using limit
48.57~48.59mm
48.655
mm
Position mark