Installing Piston Ring And Cylinder - Echo PB-251 Service Manual

PB-251

7-13 Installing piston ring and cylinder

ENGINE
(A)
(B)
(C)
1. Hold new cylinder gasket on cylinder base with
Loctite #222, ThreeBond 1324 or equivalent for
easier installation of cylinder.
2. Install piston ring on piston ensuring that locating
pin (A) is positioned between ring ends.
3. Apply oil to piston ring and cylinder internal wall.
4. Install cylinder over piston ensuring that exhaust
side of cylinder is at arrow side (B) of piston.
NOTE: When installing piston, it is convenient to
use piston holder 897719-02830 (C) for stabilizing
piston.
NOTE: Do not twist cylinder while installing, other-
wise, piston ring and/or cylinder wall may be
damaged.
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