Husqvarna 323RJ 用户手册

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页码 36
 
English
 
 – 7
 
SAFETY INSTRUCTIONS
 
Regularly check that the muffler is securely attached to 
the machine.
If the muffler on your machine is fitted with a spark 
arrestor mesh then it should be cleaned regularly. A 
blocked mesh causes the engine to overheat, which can 
lead to serious damage. Never use a muffler with a 
defective spark arrestor mesh. 
 
Cutting equipment
 
This section describes how to choose and maintain your 
cutting equipment in order to:
Reduce the risk of blade thrust.
Obtain maximum cutting performance.
Extend the life of cutting equipment.
General rules
1
Only use cutting attachments with the guards we 
recommend! See the chapter on Technical data.
2
Keep the teeth of the blade correctly sharpened! Follow 
our instructions and use the recommended file gauge. An 
incorrectly sharpened or damaged blade increases the 
risk of accidents.
3
Check the cutting attachment for damage or cracks. A 
damaged cutting attachment should always be replaced.
 
Locking nut
 
When fitting, tighten the nut in the opposite direction to the 
direction of rotation of the cutting attachment. To remove 
it, undo the nut in the same direction as the cutting 
attachment rotates. (CAUTION! The nut has a left-hand 
thread.)
Tighten the nut using the socket spanner. 35-50 Nm (3.5-
5 kpm).
 
CAUTION! 
 
 The nylon lining inside the locking nut must not 
be so worn that you can turn it by hand. The lining should 
offer a resistance of at least 1.5 Nm. The nut should be 
replaced after it has been put on approx. 10 times.
!
 
WARNING! Never use a machine with faulty 
safety equipment. The machine’s safety 
equipment must be checked and maintained 
as described in this section. If your machine 
fails any of these checks contact your 
service agent to get it repaired.