S Make your fist cut 1/3 of the way through
the bottom of the limb.
S Next make a 2nd cut all the way through
the limb. Then cut a third overcut leaving
a 3 to5 cmcollar fromthe trunk of thetree.
Second cut
Third cut
Collar
First cut
Pruning technique
SERVICE AND ADJUSTMENTS
Cylinder
Cover
WARNING:
Improper maintenance
couldresultin serious engine damageor inse-
rious injury.
Air Filter
Cover
WARNING: Disconnect the spark
plugbeforeperforming maintenance,except
for carburetor adjustments.
Air Filter
We recommend 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
For loose parts . . . . . . Before each use
Inspect and Clean:
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.
To maintain guide bar:
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
S Move ON/STOP switch to the STOP posi-
tion.
S Loosen and remove bar nuts and chain
brake. Remove bar and chain from saw.
S Cleantheoilholes andbargrooveaftereach
5 hours of operation.
Replace fuel filter . . . Yearly
*
Hours of Operation
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.
Remove Sawdust From
Guide Bar Groove
Cleaning the air filter:
Oil Holes
A dirty air filter decreases engine perform-
ance and increases fuel consumption and
harmful emissions. Always clean after every
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
5
hours of operation.
1.
Clean thecover andthe areaaround itto
keep dirt and sawdust from falling into
the carburetor chamber when the cover
is removed.
2.
3.
Remove the parts as illustrated.
Wash the filter in soap and water. Rinse
in clean cool water. Air dry completely
before reinstalling.
Worn Groove
Correct Groove
4.
Reinstall parts.
13
| Categories | Chainsaw Manuals, McCulloch Chainsaw Manuals |
|---|---|
| Tags | McCulloch M838 |
| Model Year | 2009, 2010 |
| Download File |
|
| Language | English |
| Product Brand | McCulloch. 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 Type | |
| Publisher | mcculloch.com |
| Wikipedia's Page | McCulloch Motors |
| Copyright | Attribution Non-commercial |
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