Sparkarrestor - Husqvarna 23 Compact Operator's Manual

2. GUIDE BAR MAINTENANCE
. Conditions which can require guide bar
maintenance:
- saw cuts to one side.
- saw has to be forced through a cut.
- inadequate supply of oil to bar and
chain.
. Check the condition of the guide bar
each time the chain is sharpened. A worn
guidebarwilldamage thechainandmakecut-
tingmoredifficult.
. Replace the guide bar when:
– theinsidegrooveof guidebarrailsis worn.
– the guide bar is bent or cracked,
I Side Plate TOPplate
Figure 30
Figure 31
Figure 32
Use only the replacement Reduced-
Kickback Guide Bar specified for your
saw in the "Specification" section.
a.
b.
c.
d.
e.
Remove the guide bar to service.
Clean the oil holes at least once after every
five hours of operation.
Remove sawdust from the guide bar groove
periodically with a putty knife or a wire.
Figure 34.
Remove burrs by filing the side edges of the
guide bar grooves square with a flat file.
Figure 35.
Restore square edges to an uneven rail top
be filing with a flat file. Figure 35.
Right Way
Wrong Way
Figure 33
Figure 34
PI
Correct
Guide Bar
Worn Grooves File Edges
Groove
Squm-e
Figure 35
B. SPARK ARRESTOR
Carbon deposits build up on the spark ar-
restor as thesawis usedandmustberemoved to
avoid creatinga fire hazard or causingengine
damage,
Replace the spark arrestor if breaks occur.
Keep the spark arrestor clean at all times.
Clean: - -as reauired.
1.
2.
3.
4.
5.
6.
––at lea~t once for each 25–30
hours of operation.
Itemsrequired:wirebrush,3/8" wrench
Disconnect t he sparkplugwire.
Removethebarclamp.
Removethe mufflercover.Figure36.
Removethe screenfromthebaffle.
Cleanthescreen witha wirebrushorreplace if
breaksarefound.
Reassemble parts.
.~~
sp~kihr(k)rscreen
Figure 36
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