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SERVICE INFORMATION

SRM-2655SI

5

5K223

5K224

5K225

5K016

5K042

5K182

5K222

5K188

0

5

10

1

2

3

4

5

6

7

8

9

10

11

5K189

5K219

5K220

1-5 Service limits

A

B

C

D

E

F

G

H

K

L

M

Description

mm (in)

A

Cylinder bore

When plating is worn and aluminium can be seen

B

Piston outer diameter

Min.

33.91 (1.335)

C

Piston pin bore

Max.

8.030 (0.3161)

D

Piston ring groove

Max.

1.6 (0.063)

E

Piston ring side clearance

Max.

0.1 (0.004)

F

Piston pin outer diameter

Min.

9.980 (0.3929)

G

Piston ring width

Min.

1.45 (0.057)

H

Piston ring end gap

Max.

0.5 (0.02)

K

Con-rod small end bore

Max.

11.025 (0.4341)

L

Crankshaft runout

Max.

0.05 (0.002)

M

Clutch drum bore

Max.

55.5 (2.19)

Содержание SRM-2655SI

Страница 1: ...t the time of publication ECHO SERVICE MANUAL Ord 402 24 Model SRM 2655 contains lots of information for servicing this model 1 CONTENTS page 1 SERVICE INFORMATION 2 1 1 Specification 2 1 2 Technical...

Страница 2: ...in 3 0 x 920 0 12 x 36 22 Fuel Type Premixed two stroke fuel Mixture ratio 50 1 2 Petrol Minimum 89 octane petrol RON Two stroke air cooled engine oil ISO L EGD ISO CD13738 JASO FC Tank capacity L U...

Страница 3: ...tance k 12 13 Pole shoe air gaps mm in 0 3 0 4 0 012 0 016 Ignition timing at 1000 r min BTDC 25 Carburettor Main jet 37 Idle adjust screw initial setting turn in 2 1 2 Idle mixture needle initial set...

Страница 4: ...shoe M 6 70 110 7 11 60 95 Engine Crankcase M 5 70 110 7 11 60 95 Cylinder M 5 70 110 7 11 60 95 Top guard M 5 30 45 3 0 4 5 25 40 Muffler M 5 60 100 6 10 52 85 Muffler cover M 5 14 28 1 4 2 8 12 24 O...

Страница 5: ...ng is worn and aluminium can be seen B Piston outer diameter Min 33 91 1 335 C Piston pin bore Max 8 030 0 3161 D Piston ring groove Max 1 6 0 063 E Piston ring side clearance Max 0 1 0 004 F Piston p...

Страница 6: ...nd installing piston pin Use 8 mm dia adapter 11 897712 04630 2 pin wrench Removing and installing pawl carrier 12 897714 24330 Oil seal tool Installing crankcase oil seals 13 897726 09130 Oil seal to...

Страница 7: ...properly mixed at 50 1 with ISO L EGD 2 stroke oil 6 Two line nylon line head with properly cut lines must be installed for proper engine loading 2 2 Presetting idle adjust screw and idle mixture nee...

Страница 8: ...00 r min NOTE Engine speed must be allowed to stabilize a minimum of 20 seconds after each adjustment of idle mixture needle to assure accurate tachometer readings 5 Check WOT engine speed WOT engine...

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