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CS-3700ES, CS-4200ES

01-36C-01

1

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.

ECHO  SERVICE  MANUAL  Ord.  401-

21(Model : CS-4200, CS-4400) contains lots

of information for servicing this model.

Introduction of primer and carburettor change

on CS-3700ES are informed by Technical

Information No. 2006-324.

0

CONTENTS

page

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

2

1-1 Specification ............................................... 2

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

1-3 Torque limits ............................................... 4

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

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

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

2 EMISSION ADJUSTMENT GUIDE ...............

7

2-1 General adjusting rules .............................. 7

2-2 Presetting idle adjust screw, L mixture needle

and H mixture needle .......................................  8

2-3 Adjusting carburettor..................................  9

Reference No.

01-36C-01

R E V I S E D :   2 0 0 6 0 7

INDEX

ISSUED: 200409

Содержание CS-3700ES

Страница 1: ...l CS 4200 CS 4400 contains lots of information for servicing this model Introduction of primer and carburettor change on CS 3700ES are informed by Technical Information No 2006 324 0 CONTENTS page 1 S...

Страница 2: ...pe CDI Capacitor discharge ignition system Spark plug BPMR7A RCJ6Y Starter Type ES Effortless start Rope diameter x length mm in 3 0 x 830 0 12 x 32 7 Fuel Type Premixed two stroke fuel Mixture ratio...

Страница 3: ...e shoe air gaps mm in 0 35 0 45 0 014 0 018 Ignition timing at 1500 r min BTDC 25 Carburettor WT 416C WT 812 WT 594 Idle adjust screw initial setting turns in 1 1 8 1 3 4 1 3 8 L mixture needle initia...

Страница 4: ...Hand guard M5 25 45 2 5 4 5 22 40 Chain catcher M5 20 40 2 4 18 35 Guide bar M8 200 230 20 23 175 200 Regular bolt nut and screw M3 6 10 0 6 1 5 9 M4 15 25 1 5 2 5 13 22 M5 25 45 2 5 4 5 22 40 M6 45 7...

Страница 5: ...38 91 1 53 40 94 16 12 C Piston pin bore Max 9 030 0 356 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 8 98 0 353 G Piston ring width Mi...

Страница 6: ...uge Measuring metering lever height on carburettor 8 897702 30131 Piston pin tool Removing and installing piston pin 9 897603 23030 PTO shaft puller Removing PTO shaft 10 897708 19835 Worm puller Remo...

Страница 7: ...be installed on the unit Otherwise serious engine damage will occur due to overspeeding B Set L and H mixture needles full anticlockwise Start and run engine for two minutes alternating engine speed...

Страница 8: ...threaded end of limiter cap removal tool 91019 into center hole of the other limiter cap anticlockwise until the limiter cap is removed from the mixture needle completely Remove the limiter cap from...

Страница 9: ...ncrements clockwise at idle engine speed then squeeze throttle trigger and check WOT engine speed If the WOT engine speed is less than 11 500 r min turn H mixture needle 1 8 turn clockwise again and c...

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