ST CS 20 Li B Manual De Instrucciones página 95

To adjust the chain tension:
1. loosen the cover nut, using the supplied
wrench or loosen the knob (Fig. 5 A);
2. turn the chain tension adjuster screw or act on the
ring nut (Fig. 11 A) to achieve the desired tension;;
(-)
3. while holding the bar raised, tighten the knob
(Fig. 13.A).
Never work with the chain loose, as it can be
hazardous if the chain slips out of the bar guides.
5.2. SAFETY CHECKS
• Check the integrity and correct assembly of all ma-
chine components;
• Make sure that all fasteners are tightened correctly;
• Keep every surface of the machine clean and dry.
Action
Activate the throttle trigger
lever. (Fig. 14 A) (without
pressing the throttle lock
buttom (Fig. 14 B)
Press the throttle lock button
(Fig. 14 B) and throttle trigger
lever (Fig. 14 A).
Release the throttle trigger
lever (Fig. 14 A) or press
the lock button (Fig. 14 B).
CHECKING THE
CHAIN BRAKE
Use the throttle lever to keep
the chain moving, push the
front hand guard forwards
using the back of your left
hand
If any of the results fail to match the indications
provided in the table, do not use the machine! Take
it to a service centre to be checked and repaired if
necessary.
5.3. START-UP AND WORK
NOTE It is recommended to use the machine at a tem-
perature between -10°C and 60°C.
Before each use, make sure that the cap is insert-
NOTE
ed (fig.16.A.). This prevents dust (sawdust) going into the
charging terminal.
Don't start the machine when It's under
charging.
Starting the machine causes the simultaneous
engagement of the blade.
(+)
Result
The throttle trigger
lever remains blocked.
The levers must move
freely and not be forced.
The chain moves.
The lever automatically
and rapidly returns to the
idle position.
The chain should stop.
The chain must stop
moving immediately.
When the chain has
stopped, release the
throttle trigger lever and
disengage the chain
brake
NOTE
Operate the machine only on a firm, level surface.
IMPORTANT Before felling or delimbing for the first ti-
me, make sure:
- to have been specifically trained to use this type of
equipment;
- to have carefully read the safety regulations and user
instructions contained in this manual;
- you practise first on logs on the ground or attached to
trestles, in order to get familiar with the machine and the
most suitable cutting techniques. .
1. Remove the bar cover guard (Fig. 1.J).
2. Make sure the bar and the chain are not touching the
ground or any other object.
3. Fit the batteries inside their housing (Fig. 17. K)
pressing down until you hear the "clicks" firmly into
position and assure the electrical contact
NOTE The machine works only with both batteries
inserted.
4. Disengage the chain brake
5. Press the throttle lock buttom (Fig. 14.B) and throttle
trigger lever. (Fig. 14.A)
6. Always hold the machine firmly with both hands, with
the left hand on the front handle and the right on the
rear handle..
Stop the machine immediately if the chain
stops during sawing.
NOTE During use, the battery is protected against to-
tal drainage with a protective device that switches off the
machine and stops it from working.
NOTE
If the chainsaw stops working during the cutting,
ins to cool down the machine, then re-start it.
wait 15m
IMPORTANT Never use the machine without lubrica-
tion!
Start the motor and check if the chain oil is delivered as
shown in (fig. 18).
5.4. FORESTRY WORK
1. Delimbing a tree (Fig. 19)
2. Felling a tree (Fig. 20)
- Performing a face notch (Fig. 21)
- Felling back cut (Fig. 22-23)
3. Limbing tree branches (Fig. 24)
4. Bucking the trunk (Fig. 25)
- Trunk lying on the ground (Fig. 26)
- Trunk resting on one end only (Fig. 27)
- Trunk resting on both ends (Fig. 28)
- Sloping trunk (Fig. 29)
To carry out these activities, read the digital
manual.
EN - 7