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2 Introduction and safety instructions
Introduction and safety instructions
2.1 General
This Workshop Manual describes in detail how
to be troubleshoot, repair and test the chain saw.
A description of different safety steps that must be
taken during repair work is also given.
2.2 Safety
Note: The section dealing with safety must be
read and understood by all those carrying out
repair work or service on the chain saw.
Warning symbols can be found in this Workshop
Manual and on the chain saw. See “Symbols on
the saw” and “Symbols in the Workshop Manual”.
A new warning symbol decal must be applied as
soon as possible if a warning symbol on the chain
saw has been damaged or is missing so that the
greatest level of safety can be maintained when
using the chain saw.
2.3 Target group
This Workshop Manual is written for personnel who
are assumed to have general knowledge of repair-
ing and servicing chain saws.
The Workshop Manual must be read and under-
stood by personnel who will carry out repair work
and service on the chain saw. The Manual is also
suitable for use when training new employees.
2.4 Modifications
Any modications to the chain saw will be gradually
introduced into ongoing production. As these modi-
cations affect service and/or spare parts, specic
service information will be sent out on each occa-
sion. This means that in time this Workshop Manu-
al will become out of date. In order to prevent this,
the Manual should be read together with all service
information concerning the chain saw in question.
2.5 Tools
Special tools are required for some stages. All
service tools are listed in the Workshop Manual.
Usage is made apparent in each section.
Always use Husqvarna’s original:
• Spare parts
• Service tools
• Accessories
2.6 Structure
This Workshop Manual can be used in two different
ways:
• Repair of a specic system on the chain saw.
•
Dismantling and assembly of the entire chain saw.
Repair of a specific system
When a particular system on the chain saw is to be
repaired, proceed as follows:
1. Look up the page for the system in question.
2. Carry out the following steps:
Dismantling
Cleaning and inspection
Assembly
Dismantling and assembling the chain saw.
Proceed as follows when the chain saw is to be
dismantled and assembled:
1. Open the “Repair instructions” chapter which
deals with the Starter and carry out the in-
structions outlined under the Dismantling
heading.
2. Work forward in the Manual and carry out Dis-
mantling in the order set out in the sections.
3. Go back to the Starter and carry out the in-
structions under Cleaning and Inspection.
4. Work forward in the Manual and carry out
Cleaning and Inspection in the order set out
in the sections.
5. Order or collect all requisite spare parts from
the stores.
6. Look up the “Repair instructions” chapter which
deals with the Crankcase and carry out the
instructions outlined in Assembling.
7. Work back in the Manual and carry out Assem-
bling in the order set out in the sections.
Some sections include an introductory Descrip-
tion of the actual unit in order to increase the basic
understanding.
2.7 Numbering
Position references to components inside the g-
ures are designated A, B, etc.
The gures are numbered 1, 2 etc.
The position references and gure numbers restart