Echo CS-8001 Service Data
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Echo CS-8001 Service Data

Echo cs-8001 chain saw
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01-81B-00
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 and directions in this SERVICE
DATA are based on the latest products
i n f o r m a t i o n a v a i l a b l e a t t h e t i m e o f
publication.
ECHO SERVICE MANUAL Ord. 401-17
(Model : CS-4000, CS-4100, CS-4500, CS-
4600, CS-5500, CS-6700, CS-8000) and Ord.
401-23 (Model : CS-6702) contains lots of
information for servicing this model.
INDEX
CS-8001
1 SERVICE INFORMATION ............................. 2
1-1 Specification ............................................... 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 EMISSION ADJUSTMENT GUIDE ............... 8
2-1 General adjusting rules .............................. 8
and H mixture needle ....................................... 8
2-3 Adjusting carburettor .................................. 9
Reference No.
I S S U E D :
CONTENTS
01-81B-00
2 0 0 4 1 1
1
0
1
2
3
page

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Summary of Contents for Echo CS-8001

  • Page 1: Table Of Contents

    2 EMISSION ADJUSTMENT GUIDE ....8 ECHO SERVICE MANUAL Ord. 401-17 2-1 General adjusting rules ......8 (Model : CS-4000, CS-4100, CS-4500, CS- 2-2 Presetting idle adjust screw, L mixture needle 4600, CS-5500, CS-6700, CS-8000) and Ord.

  • Page 2: Service Information

    SERVICE INFORMATION CS-8001 1 SERVICE INFORMATION 1-1 Specifications Dimensions Length* mm(in) 421 (16.58) Width mm(in) 244 (9.61) Height mm(in) 311 (12.24) Dry weight* kg(lb) 7.5 (16.5) Engine Type KIORITZ, air-cooled, two-stroke, single cylinder Ventilated piston Rotation Clockwise as viewed from the output end Displacement 80.7 (4.924)

  • Page 3: Technical Data

    CS-8001 SERVICE INFORMATION 1-2 Technical data Engine Idling speed r/min 2300 - 3300 Operating speed r/min 9000 - 9500 Wide open throttle speed* r/min 11500 - 12500 Clutch engagement speed r/min 3500 - 4000 Compression pressure MPa (kgf/cm ) (psi) 0.98 (10.0) (142)

  • Page 4: Torque Limits

    SERVICE INFORMATION CS-8001 1-3 Torque limits Descriptions Size kgf•cm N•m in•lbf Starter Starter center post screw M 5* 70 - 110 7 - 11 60 - 95 system Starter pawl M 5* 70 - 110 7 - 11 60 - 95...

  • Page 5: Special Repairing Materials

    CS-8001 SERVICE INFORMATION 1-4 Special repairing materials Material Location Remarks Adhesive Stud bolt Loctite #609, ThreeBond 1373 or equivalent Bellows holder Intake insulator Loctite #406 (424), ThreeBond 1741 Cushion (Rear handle) or equivalent Check valve assembly Thread locking sealant Starter pawl screws...

  • Page 6: Service Limits

    SERVICE INFORMATION CS-8001 1-5 Service Limits 5K171 5K083 5K084 5K081 5K082 5K016 5K042 5K172 5K173 5K175 5K171 5K097 Description mm (in) A Cylinder bore When plating is worn and aluminium can be seen B Piston outer diameter Min. 51.82 (2.040) C Piston pin bore Max.

  • Page 7: Special Tools

    CS-8001 SERVICE INFORMATION 1-6 Special tools a = 4 mm a = 5 mm b = 3 mm b = 4 mm b = 5 mm Key Part Number Description Used for: 897801-33330 Tachometer PET-1000 Measuring engine speed to adjust carburettor...

  • Page 8: Emission Adjustment Guide

    SERVICE INFORMATION CS-8001 2 EMISSION ADJUSTMENT GUIDE 2-1 General adjusting rules Before starting the unit for adjustment, check the following items. 1. The correct spark plug must be clean and properly gapped. 2. The air filter element must be clean and properly installed.

  • Page 9: Adjusting Carburettor

    CS-8001 SERVICE INFORMATION 2-3 Adjusting carburettor 1. Start engine and warm it up well for 2 -3 minutes idle adjust screw with cycle of 5 seconds at WOT (Wide Open Throttle) and 10 seconds at idling. 2. Using 2.5 mm wide blade screw driver, adjust L mixture needle to obtain maximum idle speed.
  • Page 10 CS-8001 SERVICE INFORMATION 2-3 Adjusting carburettor 1. Start engine and warm it up well for 2 -3 minutes with cycle of 5 seconds at WOT (Wide Open Throttle) and 10 seconds at idling. 2. Using 2.5 mm wide blade screw driver, adjust L mixture needle to obtain maximum idle speed.

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