Casals CS52PA Manual De Instrucciones página 11

the front hand guard forward. The chain should stop
immediately with the engine at full speed. In the event
that there is a delay in the chain stopping, contact an
authorised service center for repair.
4.17. FELLING A TREE (F 20)
• Decide the felling direction considering the wind, lean
of the tree and location of heavy branches.
• While clearing the area around the tree, arrange a
good foot hold and retreat path.
• Make a V-notch cut one-third of the way into the tree
on the felling side.
• Make a felling cut from the opposite side of the notch
and at a level slightly higher than the bottom of the
V-notch.
WARNING!
When you fell a tree, be sure to warn your neighbouring
workers of the danger.
1. V-Notch
2. Felling cut
3. Felling direction
4.18. BUCKING AND CLIMBING
WARNING!
• Always ensure your foothold. Do not stand on a log.
• Be alert to the rolling over of a cut log. Especially when
working on a slope, stand on the uphill side of the log.
• Follow the instructions in " For safe operation" to avoid
kickback of the saw.
• Before starting work, check the direction of bending
force inside the log to be cut. Always finish cutting from
the opposite side of bending direction to prevent the
guide from being cut.
A log lying on the ground (F 21). Saw down halfway,
then roll the log over and cut from the opposite side.
(A log hanging off the ground (F 22) in area A, saw up
from the bottom one-third and finish by sawing down
from the top. In area B, saw down from the top one-third
and finish by sawing up from the bottom. (Cutting limb
of fallen tree (F 23). First check to which side the limb
is bent. Then make the initial cut from the bent side and
finish by sawing from the opposite side.
WARNING!
Be alert to the spinning back of a cut limb. Pruning of
standing tree (F 24). Cut from the bottom, finish down
from the top.
WARNING!
• Do not use an unstable foothold or ladder
• Do not over reach
• Do not cut above shoulder length
• Always use your both hands to grip the saw.
5. MAINTENANCE
WARNING!
Before cleaning, inspecting or repairing your unit, make
sure that engine has stopped and is cooled down com-
pletely. Disconnect the spark plug to prevent accidental
starting.
5.1. AIR FILTER
Dust on the air filter surface can be removed by tapping
the corner of the air filter against a hard surface. When
using compressed air, blow from the inside (F 25).
5.2. OILING PORT
Disassemble the guide bar and check the oiling port for
clogging (F 26).
5.3. GUIDE BAR
When the guide bar is disassembled, remove saw dust
in the bar groove and the oiling port (F 27).
1)Oiling Port
2)Sprocket
5.4. OTHERS
Check the fuel leakage and loose fastenings and
damage to major parts, especially handle joints and
guide bar mounting. If any defects are found, take the
chainsaw to an authorised service center for repair.
5.5. CYLINDER FINS
Dust clogging between the cylinder fins will cause over-
heating of the engine. Periodically check and clean the
cylinder fins after removing the air filter and the cylinder
cover. When installing the cylinder cover, make sure
that switch wires and grommets are positioned correctly
in place (F 29).
5.6. SPARK PLUG (F 30)
Clean the electrode with a wire brush and reset the gap
to 0.65mm. Replace the spark plug if necessary.
5.7. SPROCKET (F 31)
Check for cracks and for excessive wear interfering with
the chain drive. If the sprocket is worn replace with a
new one. Never fit a new chain on a worn sprocket, or a
worn chain on a new sprocket.
(1) Sprocket
(2) Needle bearing
(3) Clutch drum
(4) Spacer
(5) Clutch shoe
5.8. Maintenance of chain and guide bar
5.8.1. Chain