Echo CS-260TES Service Manual
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00-26C-01
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.
E C H O S E R V I C E M A N U A L O r d .
401-22(Model : CS-2600) contains lots of
information for servicing this model.
CONTENTS
1 SERVICE INFORMATION .............................. 2
1-1 Specifi cation ............................................... 2
1-2 Technical data ............................................. 3
1-3 Torque limits................................................ 4
1-4 Special repairing materials ......................... 5
1-5 Service limits............................................... 6
1-6 Special tools ............................................... 7
2-1 General adjusting rules .............................. 8
and H mixture needle ...................................... 8
2-3 Adjusting carburettor ................................ 10
Reference No.
R E V I S E D :
1
0
page
00-26C-01
2 0 0 8 0 4
ISSUED: 200703

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Summary of Contents for Echo CS-260TES

  • Page 1: Table Of Contents

    00-26C-01 INTRODUCTION CONTENTS page We are constantly working on technical im- 1 SERVICE INFORMATION ......2 provement of our products. For this reason, 1-1 Specifi cation ..........2 1-2 Technical data ..........3 technical data, equipment and design are 1-3 Torque limits..........4 subject to change without notice.
  • Page 2: Service Information

    CS-260TES SERVICE INFORMATION CS-270WES 1 SERVICE INFORMATION 1-1 Specifi cations Model CS-260TES CS-270WES Dimensions Length* mm(in) 257 (10.1) 380 (15.0) Width mm(in) 219 (8.6) 220 (8.7) Height mm(in) 210 (8.3) 230 (9.1) Dry weight* kg(lb) 2.9 (6.3) 3.1 (6.8) Engine...
  • Page 3: Technical Data

    CS-260TES CS-270WES SERVICE INFORMATION 1-2 Technical data Model CS-260TES CS-270WES Engine Idling speed r/min 2800 - 3600 Operating speed r/min 8500 - 9000 High speed (No load full throttle)* r/min 11000 - 12500 Clutch engagement speed r/min 4450 - 4750...
  • Page 4: Torque Limits

    5.5 - 9.5 48 - 83 Engine mount 70 - 110 7 - 11 60 - 95 Dust cover (Only CS-260TES) M 4** 10 - 20 1 - 2 9 - 18 Muffl er 70 - 100 7 - 10 60 - 90 Muffl...
  • Page 5: Special Repairing Materials

    CS-260TES CS-270WES SERVICE INFORMATION 1-4 Special repairing materials Material Location Remarks Adhesive Ball bearing outer / crankcase Loctite #675 or equivalent Liquid gasket Crankcase seams Loctite #515: 990610-00051 or equivalent Thread locking sealant Starter pawl screws Loctite #242, Three bond 1324 or equivalent...
  • Page 6: Service Limits

    CS-260TES SERVICE INFORMATION CS-270WES 1-5 Service Limits mm (in) A Cylinder bore When plating is worn and aluminium can be seen B Piston outer diameter Min. 34.91 (1.374) C Piston pin bore Max. 8.030 (0.3161) D Piston ring groove Max.
  • Page 7: Special Tools

    CS-260TES CS-270WES SERVICE INFORMATION 1-6 Special tools a = 3 mm a = 4 mm Key Part Number Description Used for: 897801-33330 Tachometer PET-1000 Measuring engine speed to adjust carburettor 895612-79920 L-hex wrench (3 mm) Removing and installing hex. socket bolt (M4)
  • Page 8: Carburettor Adjustment Procedure

    CS-260TES SERVICE INFORMATION CS-270WES 2 CARBURETTOR ADJUSTMENT PROCEDURE 2-1 General adjusting rules A. Before starting the unit for adjustment, check the following items. 1. The correct spark plug must be clean and properly gapped. 2. The air fi lter element must be clean and properly installed.
  • Page 9 NOTE : If needles are forced during seating, dam- age to carburettor may occur. 6. CS-260TES : Remove cleaner lid and cleaner case to confi rm throttle plate on carburettor visu- ally. CS-270WES : Remove cleaner lid to confi rm throttle plate on carburettor visually.
  • Page 10: Adjusting Carburettor

    CS-260TES SERVICE INFORMATION CS-270WES 2-3 Adjusting carburettor 1. Start engine and warm it up well for 70 seconds as follows. idle adjust screw (1) 5 seconds at idle and 5 seconds at WOT. (2) 5 seconds at idle and 5 sedonds at WOT.

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Cs-270wes

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