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 and directions in this SERVICE
DATA are based on the latest product infor-
mation available at the time of publication.
ECHO SERVICE MANUAL Ord. 401-31
(Model : CS-600) contains additional infor-
mation for servicing this model.
SERVICE DATA
CHAIN SAW
ECHO:
CS-550
STAGE MODEL
(Serial number : 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 ......................... 5
1-5 Service limits............................................... 6
1-6 Special tools ............................................... 7
2 CARBURETTOR ADJUSTMENT PROCEDURE
.. 8
2-1 General adjusting rules ............................... 8
2-2 Presetting Idle adjust screw, L mixture needle
and H mixture needle ....................................... 8
2-3 Adjusting carburettor................................... 9
Reference No.
01-54B-00
I S S U E D : 2 0 1 1 0 2
CS-550
01-54B-00
1
0
