McCulloch MC4218AV 966625301 Chainsaw Owners Manual

S
File chain to meet the specifications
as shown.
If you require further assistance or are unsure
about performing this procedure, contact your
authorized service dealer or call our customer
assistance help line at 1--800--554--6723.
80
˚
60˚
CARBURETOR ADJUSTMENT
WARNING:  Thechainwillbemoving
during most of this procedure. Wear your pro-
tective equipment and observe all safety pre-
cautions.  The chain  must not  move  at idle
speed.
The carburetor has been carefully set at the
factory. Adjustments  may  be necessary  if
you notice any of the following conditions:
S  Chain moves at idle. See IDLE SPEED--T
adjusting procedure.
S  Saw will not idle. See IDLE SPEED--T ad-
justing procedure.
30
˚
Hook Angle
0.025
(0.65
inch
mm)
Rounded
Corner
Right
Too Much Hook Angle
Squared Off
Corner
Idle Speed--T
Allow engine to idle. If the chain moves, idle is
toofast. Iftheenginestalls,idleis    tooslow. Ad-
just  speed  until  engine runs  without  chain
movement (idle  too fast)  or stalling (idle  too
slow). The idle speed screw is located  in the
area above the primer bulb and is labeled T.
S  Turn idle screw (T) clockwise to increase
engine speed.
Wrong
WARNING:
Maintain  the proper
S  Turn idle screw  (T) counterclockwise  to
decrease engine speed.
hook angle  according to  the  manufacturer’s
specifications for the chain you are using. Im-
proper hook angle will increase the chance of
kickback which can result in serious injury.
If you require further assistance or are unsure
about performing this procedure, contact your
authorized service dealer or call our customer
assistance help line at 1--800--554--6723.
4.
Check and lower depth gauges.
COOLING SYSTEM
Depth Gauge Tool
File
To keep the working temperature as low as
possible  the machine  is  equipped  with a
cooling system.
Depth Gauge
The cooling system consists of:
S  Air intake on the starter
S  Air guide plate
S
S
Place gauge tool on cutter.
S  Fins on the flywheel
If the depth gauge  is higher than the
depthgaugetool,fileitleveltothetopof
the depth gauge tool.
S  Cooling fins on the cylinder
S
Cylinder cover  (directs cold air  over the
cylinder)
S
Maintain  rounded   front  corner  of
depth gauge with a flat file.
Clean the cooling system with a brush after
each use, more often  in demanding condi-
tions. A dirty or blocked cooling system re-
sults  in  the   machine  overheating  which
causes damage to the piston and cylinder.
NOTE:  The  very top of the  depth
gauge should  be flat  with the  front
half rounded off with a flat file.
STORAGE
SEASONAL STORAGE
WARNING:
Perform the following
Prepareyourunitfor  storageattheendofthe
season or if it will not be used for 30 days or
more. If your chain saw is to be stored for a
period of time:
steps after each use:
S  Allow the engine to cool, and secure  the
unit before storing or transporting.
S  Store chain saw and fuel  in a well venti-
lated area where fuelvapors cannotreach
sparks or openflames from water heaters,
electric motors or switches, furnaces, etc.
S  Store chain saw with  all guards in place
and position chain saw so that any sharp
object cannot accidentally cause injury.
S  Store chain saw well out  of the reach of
children.
S  Clean saw thoroughly before storage.
S
S
Store in a clean dry area.
Lightly  oil  external  metal  surfaces  and
guide bar.
S  Oil the chain and wrap it in heavy paper or
cloth.
17
Product Specification
CategoriesChainsaw Manuals, McCulloch Chainsaw Manuals
Tags,
Model Year2005, 2006, 2007, 2008, 2009, 2010
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- 20 pages
LanguageEnglish
Product BrandMcCulloch. Support Phone for US: Wheeled (Mowers, Tractors, Tillers, Snow Throwers) - 1-800-849-1297
McCulloch Handheld (Chainsaws, Trimmers, Blowers, Edgers) - 1-800-554-6723 All McCulloch Products - 1-800-521-8559, Chainsaw
Document File TypePDF
Publishermcculloch.com
Wikipedia's PageMcCulloch Motors
CopyrightAttribution Non-commercial
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