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 10-21B-OO  

SRM-2100SB  SRM-2400SB   

1

 

 

 

 

 

ECHO

 

 

 

SERVICE   DATA

 

 

 

 

TRIMMER/BRUSHCUTTER

 

 

SRM-2100SB

 

 

SRM-2400SB

 

 

 

INTRODUCTION  

CONTENTS

 

 

 

page 

ECHO   SERVICE  MANUAL Ord.No.  

402-18  

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

contains    lots  of  information  for  servicing  these 

models. 

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. 

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 

 

 

 

 

 

 

 

 

 

 

 

Reference No. 

10-21B-OO 

ISSUED:  199806

 

 

 

 

;· 

SO MENU. 

KIORITZ  CORPORATION

 

TOKYO  JAPAN 

 

Printed  in Japan 

Summary of Contents for SRM - 2400SB

Page 1: ...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 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 Refer...

Page 2: ...Refer to Operator s manual Tank capacity cm3 U S fl oz 420 14 2 Clutch Type Centrifugal 2 shoe slide Handle Type Front D loop with cushion grip Rear Integrated control grip Drive shaft Type Flexible Diameter mm in 6 15 1 4 Length Front mm in 752 29 6 Rear mm in 806 2 31 74 with coupling Lubrication Lithium based grease Housing OD ID mm in 25 22 0 98 7 8 Main pipe Front mm in 738 29 1 Length Rear m...

Page 3: ...ary coil resistance kQ 1 3 1 8 Pole shoe air gaps mm in 0 3 0 4 0 012 0 016 Ignition timing 0 BTDC 33 28 28 1 2 Technical data g BTDC Before top dead center 1 3 Carburetor data Carburetor Model C1U K47 I C1U K52 WT 424A I WT 4248 Type Diaphragm horizontal draught Supplier ZAMA Walbro Venturi Size mm in 8 5 0 335 7 94 5 16 Throttle Bore mm in 12 7 1 2 12 7 1 2 Idle speed screw initial setting_ turn...

Page 4: ...80 200 160 175 Engine Crankcase Bolts M 5 75 85 65 75 Cylinder M 5 75 85 65 75 Cylinder cover M 4 35 45 30 40 Muffler M 5 55 65 50 55 Top guard M 5 25 35 22 30 Others Blade fastener LM10 280 320 245 280 Regular bolt nut and screw M 3 6 10 5 9 M 4 15 25 13 22 M 5 25 45 22 40 M 6 45 75 40 65 M 8 110 150 95 130 LM Left hand thread Apply thread locking sealant See below 1 5 Specialrepairing materials ...

Page 5: ... seen B Piston outer diameter Min 32 10 1 264 I 33 90 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 7 98 0 3142 G Piston ring width Min 1 45 0 057 H Piston ring end gap Max 0 5 0 02 K Crankshaft runout Max 0 05 0 002 L Clutch drum bore Max 51 5 2 03 ...

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