McCulloch chain saw Manuel d'instructions télécharger pdf (Page 13)

13

S Make your fist cut 1/3 of the way through

the bottom of the limb.

S Next makea 2ndcut all the way through

the limb. Then cut a third overcutleaving

a1to2inchcollarfromthetrunkofthetree.

First cut

Second cut

Third cut

Collar

Pruning technique

SERVICE AND ADJUSTMENTS

WARNING: Improper maintenance

could result in serious engine damage or in se-

rious injury.

WARNING: Disconnect the spark

plugbeforeperformingmaintenance, except

for carburetor adjustments.

We recomm end all service and adjustments

not listed in this manual be performed by an

Authorized Service Dealer.

MAINTENANCE SCHEDULE

Check:

Fuel mixture level Before each use....

Bar lubrication Before each use.......

Chain tension Before each use.......

Chain sharpness Before each use....

For damaged parts Before each use..

For loose caps Before each use......

For loose fasteners Before each use...

Fo r loose parts Before each use......

Inspect and Clean:

Bar Before each use................

Complete saw After each use.......

Air filter Every 5 hours*.............

Chain brake Every 5 hours*........

Spark arresting screen

and muffler Every 25 hours*.........

Replace spark plug Yearly.

Replace fuel filter Yearly...

*HoursofOperation

AIR FILTER

CAUTION: Do not clean filter in gaso-

line or other flammable solvent to avoid

creating a fire hazard or producing harmful

evaporative emissions.

Cleaning the air filter:

A dirty air filter decreases engine perform-

ance and increases fuel consumption and

harmful emissions. Alwayscleanafterevery

5 hours of operation.

1. Clean thecover andthe areaarounditto

keep dirt and sawdust from falling into

the carburetor chamber when the cover

is removed.

2. Remove the parts as illustrated below.

3. Wash the filter in soapand water. Rinse

in clean cool water. Air dry completely

before reinstalling.

4. Reinstall parts.

Air Filter

Cylinder Co

v

er

Screws

Cylinder

Cover

BAR MAINTENANCE

If your saw cutsto oneside,has to beforced

throughthecut,orbeenrunwithanimproper

amount of bar lubrication it may be neces-

sarytoserviceyourbar. A wornbarwilldam-

age your chain and make cutting difficult.

After each use, ensure ON/STOP switch is

in theSTOP position, then clean all sawdust

from the guide bar and sprocket hole.

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 bargroove after each

5 hours of operation.

Remove Sawdust From

Guide Bar Groove

Oil Hole

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.

Correct GrooveWorn Groove

File Rail Edges

and Sides

Square

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