McCulloch 966625301 Chainsaw User Manual


 
14
S Remove larger , supporting branches with
the cutting techniques described in BUCK-
ING WITHOUT A SUPPORT.
S Always use an overcut to cut small and free-
ly hanging limbs. Undercutting could cause
limbs to fall and pinch the saw.
PRUNING
WARNING: Limit pruning to limbs
shoulder height or below. Do not cut if
branches are higher than your shoulder . Get a
professional to do the job.
S Make your first cut
1/3 of the way through the
bottom o f the limb.
S Next m ake a 2n d cut a ll the way through
the lim b. Then cut athirdovercut leavinga
1to 2inch (2 .5to 5cm) collar fromthetruck
of the tree.
First cut
Second cut
Third cut
Collar
Pruning technique
SERVICE
WARNING: Disconnect the spark
plug before performing maintenance except
for carburetor adjustments.
We recommend all service and adjustments
not listed in this manual be performed by an
authorized or Master Service Dealer.
HELPFUL TIP
IMPORT ANT: Have all
repairs other than the rec-
ommended maintenance
described in the instruction
manual performed by an
authorized service dealer.
If any dealer other than an authorized
service dealer performs work on the
product, we may not pay for repairs un-
der warranty. It is your responsibility to
maintain and perform general mainte-
nance.
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 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...
* Hours of Operation --
Each hour of operation is approximately
2 tanks of fuel.
GENERAL RECOMMENDATIONS
The warranty on this unit does not cover
items that have been subjected to operator
abuse or negligence. To receive full value
from the warranty, the operator must main-
tain unit asinstructed in this manual. Various
adjustments will need tobe made periodical-
ly to properly maintain your unit.
S Once a year , replace the spark plug, air filter ,
and check guide bar and chain for wear . A
new spark plug and air filter assures proper
air-fuel mixture and helps your e ngine run
better and last longer .
CHECK FOR DAMAGED OR
WORN PARTS
Contact an authorized service dealer for re-
placement of damaged or worn parts.
NOTE: It is normal for a small amount of oil
to appear under the saw after engine stops.
Do not confuse this with a leaking oil tank.
S ON/STOP Switch -- En su re ON/ST OP
switch functions properly by moving the
switch to the ST OP position. Make sure en-
gine stops; then restart engine and continue.
S Fuel Tank -- Do not use saw if fuel tank
shows signs of damage or leaks.
S Oil Tank -- Do not use saw if oil tank shows
signs of damage or leaks.
CHECK FOR L OOSE
FASTENERS AND PARTS
S Bar Nuts
S Chain
S Muffler
S Cylinder Shield
S Air Filter
S Handle Screws
S Vibration Mounts
S Starter Housing
S Front Hand Guard
CHECK CHAIN SHARPNESS
A sharp chain makes wood chips. A dull
chain makes a sawdust powder and cuts
slowly . Se e CHAIN SHARPEN ING .