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Poulan Pro 330 Manual De Instrucciones página 14

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• Wash the filter in soap and water.
Air dry
completely
before reinstalling.
• Replace
parts.
After each use. ensure ON/STOP
switch
is
in the STOP position,
then clean all sawdust
from the guide bar and sprocket
hole.
To maintain
guide bar:
• Move ON/STOP
switch to the STOP posi-
tion.
• Loosen and remove chain brake nuts and
chain brake.
Remove
bar and chain from
saw.
• Clean
the oil holes and bar groove
after
each 5 hours of operation.
INSPECT
MUFFLER
AND
SPARK
ARRESTING
SCREEN
As the unit is used, carbon deposits
build up
on the muffler
and spark
arresting
screen,
and must be removed to avoid creating afire
hazard
or affecting
engine
performance.
Replace the spark arresting
screen if breaks
OCCUr.
SPrark.Arrestor
,''
.I_,_X
CLEANING
THE
SPARK
ARREST-
ING
SCREEN
Clean every 25 hours of operation or annually,
whichever
comes first.
• Loosen
and
remove
the
muffler
cover
screws.
• Remove the muffler cover (cover snaps off
muffler body).
• Remove
muffler diffuser and spark arrest-
ing screen
assembly.
Notice the orienta-
tion of parts for reassembly.
• Clean
the spark
arresting
screen
with a
wire brush.
Replace
screen if breaks are
found.
• Replace
any
broken
or cracked
muffler
parts.
• Reinstall
diffuser
and
spark
arresting
screen assembly
with holes facing up and
toward muffler cover.
• Reinstall
muffler cover and screws.
Tight-
en securely.
CARBURETOR
ADJUSTMENTS
Your
carburetor
is equipped
with
Iimiter
caps.
Carburetor
adjustment
is a compli-
cated
task.
We recommend
that you take
your
unit to an authorized
service
dealer.
Damage will occur if you turn the needles be-
yond the limiter stops.
BAR
MAINTENANCE
If your saw cuts to one side. has to be forced
through the cut. or been run with an improper
amount
of bar lubrication
it may be neces-
sary to service your bar. A worn bar will dam-
age your chain and make cutting difficult.
Remove
Sawdust
From
Guide Bar Groove
Sprocket
Hole
Oil Holes
_"_
e
• Add lubricant
to sprocket
hole after each
use.
• Burring
of guide bar rails is a normal pro-
cess of rail wear,
Remove these burrs with
a flat file.
• When rail top is uneven, use a flat file to re-
store square
edges and sides.
'_'T_
File Rail Edges_
r] r]
and Sides
I U I
Square
]
I
Worn Groove
Correct
Groove
Replace
guide bar when the groove is worn,
the guide
bar is bent or cracked,
or when
excess
heating
or burring
of the rails occurs.
If replacement
is necessary,
use only the
guide bar specified
for your saw in the repair
parts list or on the decal located on the chain
saw.
CHAIN
SHARPENING
Chain sharpening
is a complicated
task that
requires
special
tools.
We recommended
you refer chain sharpening
to a professional
chain sharpener.
IGNITION
TIMING
Ignition timing is fixed and nonadjustable.
SPARK
PLUG
The spark
plug should
be
replaced
each
year to ensure the engine starts
easier and
runs better.
• Loosen and remove the screws
on the cyF
inder cover.
• Remove
the cylinder
cover.
• Pull off the spark pIug boot,
• Remove
spark plug from cylinder
and dis-
card.
• Replace
with
Champion
RCJ-7Y
spark
plug and tighten securely
with a 3/4 inch
socket wrench.
Spark plug gap should
be
0.025 inches.
• Reinstall the spark plug boot.
• Reinstall
the cylinder
cover and screws.
Tighten securely.
14

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