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GT-220ES, SRM-220ES

10-21P-02

1

INTRODUCTION

We are constantly working on technical im-
provement of our products. For this reason, 
technical data, equipment and design are 
subject to change without notice. All speci-
fications, illustrations and directions in this 
SERVICE DATA are based on the latest 
products information available at the time of 
publication.

1

SERVICE DATA

TRIMMER/BRUSHCUTTER

GT-220ES

SRM-220ES

(Serial nember : 36000001 and after)

STAGE    MODEL

(Serial nember : 37000001 and after)

CONTENTS

 

page

1 SERVICE INFORMATION

 .............................. 2

1-1 Speci

fi

 cation ............................................... 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 CARBURETTOR ADJUSTMENT PROCEDURE

 ...7

2-1  General adjusting rules ............................... 7
2-2  Initial Idle adjust screw, Idle mixture needle 
and Hi speed mixture needle settings ................... 7
2-3 Adjusting carburettor................................... 8

Reference No.

 

10-21P-02

R E V I S E D :     2 0 0 9 0 1

ISSUED: 200705

INDEX

Summary of Contents for GT-220ES

Page 1: ...ERVICE DATA TRIMMER BRUSHCUTTER GT 220ES SRM 220ES Serial nember 36000001 and after STAGE MODEL Serial nember 37000001 and after CONTENTS page 1 SERVICE INFORMATION 2 1 1 Specification 2 1 2 Technical...

Page 2: ...eries Spark arrestor muffler 37 series Spark arrestor muffler with catalyst Starter Type ES effortless start Rope diameter x length mm in 3 0 x 820 0 12 x 32 2 Fuel Type Premixed two stroke fuel Mixtu...

Page 3: ...12 0 016 Ignition timing at 3000 r min BTDC 27 at 8000 r min BTDC 42 Carburettor Venturi Size mm in 9 0 0 354 Throttle Bore mm in 10 5 0 413 Idle adjust screw initial setting turn in 1 1 2 2 1 2 Idle...

Page 4: ...90 Cylinder cover M 4 14 28 1 4 2 8 12 24 Muffler M 5 60 100 6 10 52 85 Top guard M 5 15 25 1 5 2 5 13 22 Others Trigger holder assembly M 5 35 55 3 3 5 5 30 48 Trigger holder assembly band M 5 20 40...

Page 5: ...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 7 970 0 3138 G Piston ring width Min 1 45 0 057 H Piston ring end gap Max 0 5 0 02 K Cran...

Page 6: ...ing and installing piston pin Use 8 mm dia adapter 8 897705 11520 Bearing tool Removing and installing con rod small end needle bearing 9 897712 04630 2 pin wrench Removing and installing pawl carrier...

Page 7: ...mixture needle settings Parts Required 2 limiter plug P N P005 001270 1 Remove plugs from Idle mixture needle hole A and Hi speed mixture needle hole B using limiter plug tool C as follows 1 Put limi...

Page 8: ...T 220ES 8 800 r min on SRM 220ES with nylon line head 10 500 r min on SRM 220ES with metal blade Then turn Hi speed mixture needle anticlockwise to reduce WOT en gine speed 20 r min 6 Start engine aga...

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