Echo CS-2511WES

ENGINE
65
CS-2511WES
251Ws
8-12Installingpistonringandcylinder
1. Completely remove gasket residue on mating
surfaces of cylinder and crankcase.
2. If cylinder piece (A) came off from cylinder (B),
reinstall it (A) to starter side scavenging port (b1)
of cylinder as shown.
3. Set new cylinder gasket (C) on cylinder (B), as
notch (c1) of gasket (C) aligns pulse hole (b2).
4. Install piston ring (D) on piston (E), ensuring
the end gaps of piston ring are properly positioned
around locating pin (e1) as shown.
5. Apply oil to piston ring (D) and internal wall of
cylinder (B).
6. Install piston (E) in cylinder (B) with arrow (e2)
pointing as shown.
7. Fasten four bolts (F)
A
B
b1
c1
b2
B
C
E
B
D
e1
e2
F
F