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INTRODUCTION

We are constantly working on technical

improvement of our products. For this reason,

technical data, equipment and design are subject to

change without notice. All specifications,

illustrations and directions in this SERVICE DATA

are based on the latest products information

available at the time of publication.

For further information to service these models,

please refer to ECHO SERVICE MANUAL Ord. No.

401-20.

CHAIN SAW

CS-3000 CS-3050

CS-3400 CS-3450

SERVICE DATA

1

00-30A-03

CS-3000 CS-3050 CS-3400 CS-3450

CONTENTS

page

1 SERVICE INFORMATION  ............................ 2

1-1 Specifications ............................................ 2

1-2 Technical data  .......................................... 3

1-3 Carburetor data ......................................... 3

1-4 Torque limits  ............................................. 4

1-5 Special repairing materials  ....................... 4

1-6 Service limits ............................................. 5

1-7 Special tools  ............................................. 6

2 SERVICE HINT  ............................................. 7

2-1 Installing fuel pipes and grommet  ............. 7

2-2 Installing new oil pipe and grommet  ......... 7

2-3 Checking reed valve  ................................. 8

2-4 Replacing brake lever fasteners  ............... 8

Reference No. 

00-30A-03

REVISED :   199902

Issued:199204

Remarks:

Please use this revised edition (Reference No. 00-30A-03)

and discard all previous issues.

Printed in Japan

INDEX

Summary of Contents for CS-3000 TYPE 1E

Page 1: ...N SAW CS 3000 CS 3050 CS 3400 CS 3450 SERVICE DATA 1 00 30A 03 CS 3000 CS 3050 CS 3400 CS 3450 CONTENTS page 1 SERVICE INFORMATION 2 1 1 Specifications 2 1 2 Technical data 3 1 3 Carburetor data 3 1 4...

Page 2: ...8 7 245 9 6 Dry weight kg lb 3 2 7 1 3 3 7 3 3 3 7 3 3 4 7 5 Engine Type KIORITZ air cooled two stroke single cylinder Two piece casting Reed valve Rotation Clockwise as viewed from the output PTO end...

Page 3: ...timing at 3000 rpm BTDC 27 29 27 12 5 16 5 Ignition timing at 7500 rpm BTDC 27 29 27 26 30 Chain oil discharge volume at 7000 rpm cm3 min U S fl oz min 1 5 13 0 05 0 45 adjustable Carburetor Model WT...

Page 4: ...35 Guide bar M 6 090 110 80 95 Regular bolt nut M 3 06 10 5 9 and screw M 4 15 25 13 22 M 5 25 45 22 40 M 6 45 75 40 65 Material Location Remarks Adhesive Ball bearing outer crankcase Loctite Retaini...

Page 5: ...3161 D Piston ring groove mm in Max 1 3 0 051 1 6 0 063 E Piston ring side clearance mm in Max 0 15 0 006 0 1 0 004 F Piston pin outer diameter mm in Min 7 98 0 3142 G Piston ring width mm in Min 1 15...

Page 6: ...8 mm dia adapter 9 897708 19834 Worm remover Removing worm of auto oiler 10 897708 37532 Worm inserter Installing worm of auto oiler Use smallest adapter 11 897724 01361 Spring pin tool Removing and...

Page 7: ...shown D 5 mm 0 2 in E 23 mm 0 9 in F 5 mm 0 2 in 2 Install the grommet together with pipes so that vent pipe C faces rear engine side 2K311 A D E F B C 2K310 1 Insert new oil pipe to the grommet as s...

Page 8: ...alve and the retainer to 8 to 12 kgf cm 7 to 10 in lb 4 Replace insulator and reed valve as a set if defective 2K312 A NOTE Always use two spacers A screw B and lock nut C to secure brake lever even i...

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