Piston Ring Installation - TGB blade 300 Service Manual

7. CYLINDER/PISTON

Piston Ring Installation

Clean up piston top, ring groove, and piston surface.
Install the piston ring onto piston carefully.
Place the openings of piston ring as diagram shown.
Caution
● Do not damage piston and piston rings as installation.
● All marks on the piston rings must be forwarded to up side.
● Make sure that all piston rings can be rotated freely after installed.
7-6
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Top groove
n d
2 groove
Oil groove
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Top ring
n d
2 ring
Oil ring