Husqvarna 137 142 Chainsaw Owners Manual

S  Chain moves at idle. See IDLE SPEED--T
adjusting procedure.
CHAIN SHARPENING
Chain sharpening is a complicated task that
requires  special  tools. We  recommended
you refer chain sharpening to a professional
chain sharpener.
S  Saw will not idle. See IDLE SPEED--T ad-
justing procedure.
Idle Speed--T
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.
Allow engine to idle. If the chain moves, idle
istoofast.  Iftheenginestalls,idleis   tooslow.
Adjust speed until engine runs without chain
movement (idle too fast) or stalling (idle too
slow).
S  Turn idle speed screw (T) clockwise to in-
crease engine speed.
1.
2.
3.
4.
Loosen 3 screws on cylinder cover.
Remove the cylinder cover.
Pull off the spark plug boot.
Remove spark  plug from  cylinder and
discard.
S  Turn idle speed screw  (T) counterclock-
wise to decrease engine speed.
BAR MAINTENANCE
If your saw cuts to oneside, has to beforced
throughthecut,or  beenrunwithanimproper
amount of bar  lubrication it may be neces-
sarytoserviceyourbar.   A wornbar willdam-
age your chain and make cutting difficult.
After each use, ensure ON/STOP switch is
in the STOP position, then clean all sawdust
from the guide bar and sprocket hole.
5.
Replace with Champion RCJ--7Y spark
plug and tighten securely with a 19 mm
socket wrench.  Spark plug gap should
be 0,5 mm.
6.
7.
Reinstall the spark plug boot.
the   cylinder  cover   and   3
screws.  Tighten securely.
Reinstall
To maintain guide bar:
S  Move ON/STOP switch to the STOP posi-
tion.
S  Loosen and remove chain brake nuts and
chain brake. Remove bar and chain from
saw.
S  Clean the oil holes  and bar groove after
each 5 hours of operation.
Spark Plug Boot
Remove Sawdust From
Guide Bar Groove
STORAGE
WARNING:  Stopengineandallowto
cool,  and secure  the unit  before  storing or
transporting in a vehicle. Store unit and fuel in
anareawherefuelvaporscannotreachsparks
oropenflamesfromwaterheaters,electricmo-
tors or switches, furnaces, etc. Store unit with
all guards in place. Position so that any sharp
object  cannot  accidentally  cause   injury  to
passersby. Store the unit out of reach of chil-
dren.
Oil Holes
S  Burring of  guide  bar  rails  is  a  normal
process of rail wear. Remove these burrs
with a flat file.
S  Whenrailtopis  uneven,useaflatfiletore-
store square edges and sides.
File Rail Edges
and Sides
Square
S  Before storing, drain  all fuel from  the unit.
Start engine and allow to run until it stops.
S
Clean the unit before storing. Pay particular
attentiontotheair  intakearea,keepingitfree
of debris. Use a mild detergent and sponge
to clean the plastic surfaces.
Worn Groove
Correct Groove
Replace guide bar when the groove  is worn,
theguidebar  is bentor cracked,or whenexce-
ss heating or burring of the rails occurs. If re-
placementis necessary,useonlytheguidebar
specified for your saw in the repair parts list or
on the decal located on the chain saw.
S  Do not store the unit or fuel in a closed area
where fuel vapors  can reach sparks or an
open flame from hot water heaters, electric
motors or switches, furnaces, etc.
S  Store in a dry area out of the reach of chil-
dren.
13
Product Specification
CategoriesChainsaw Manuals, Husqvarna Chainsaw Manuals
Tags,
Model Year2005
Download File
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- 16 pages
Document TypeOperator's Manual
LanguageEnglish
Product BrandHusqvarna, Chainsaw
Document File TypePDF
Publisherhusqvarna.com
Wikipedia's PageHusqvarna
CopyrightAttribution Non-commercial
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