Echo SRM-350ES User Manual

Page 5

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SERVICE INFORMATION

SRM-330ES
SRM-350ES

5

5K223

5K224

5K225

5K016

5K042

5K222

0

5

10

1

2

3

4

5

6

7

8

9

10

11

5K189

5K219

5K220

5K254

5K255

1-5 Service limits

A

B

C

D

E

F

G

H

K

L

M

mm (in)

Description

SRM-330ES

SRM-350ES

A

Cylinder bore

When plating is worn and aluminium can be seen

B

Piston outer diameter

Min.

35.90 (1.413)

37.90 (1.491)

C

Piston pin bore

Max.

9.03 (0.355)

9.03 (0.355)

D

Piston ring groove

Max.

1.55 (0.061)

1.3 (0.051)

E

Piston ring side clearance

Max.

0.05 (0.002)

0.1 (0.004)

F

Piston pin outer diameter

Min.

8.98 (0.354)

8.98 (0.354)

G

Piston ring width

Min.

1.45 (0.057)

1.15 (0.045)

H

Piston ring end gap

Max.

0.5 (0.02)

0.5 (0.02)

K

Con-rod small end bore

Max.

12.03 (0.473)

12.03 (0.473)

L

Crankshaft runout

Max.

0.05 (0.002)

0.05 (0.002)

M

Clutch drum bore

Max.

71.5 (2.81)

71.5 (2.81)

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