11 Operating the Saw
11.1
Adjusting Carburetor for Opera‐
tion at High Altitude
If you use the chainsaw at high altitude, the
engine will not deliver optimum power. The car‐
buretor setting can be adjusted to obtain opti‐
mum engine power.
► Start the engine and disengage the chain
brake.
► Warm up the engine by opening and closing
the throttle for about 1 minute.
0000-GXX-3132-A0
H
NOTICE
■ If the chainsaw is again used at a low altitude,
the engine may overheat.
► Carry out the standard setting.
► Rotate the high speed screw H clockwise
until the engine delivers optimum power.
11.2
Adjusting Carburetor for Cut‐
ting at Temperatures Below –
10°C
The engine will not accelerate properly if the
chainsaw is used at temperatures below –10°C.
The carburetor can be adjusted to obtain normal
engine acceleration in such conditions.
► Start the engine and disengage the chain
brake.
► Warm up the engine by opening and closing
the throttle for about 1 minute.
0000-GXX-3131-A0
L
NOTICE
■ Engine power may drop noticeably when the
chainsaw is subsequently used at tempera‐
tures above –10°C.
► Carry out the standard setting.
► Rotate the low speed screw (L) a quarter
turn counterclockwise.
► If the saw chain runs continuously or the
engine stops: Adjust idle speed.
11.3
Holding and Controlling the
Chainsaw
0000-GXX-7585-A0
► Hold and control your saw with your left hand
on the handlebar and your right hand on the
top handle. Wrap thumb of left hand around
the handlebar and thumb of right hand around
the top handle.
WARNING
■ The risk of kickback is increased if you use the
chainsaw with one hand. If kickback occurs,
the saw can be thrown up in the direction of
the operator. The operator can lose control of
the saw and be seriously or fatally injured.
► Do not cut with the upper quadrant of the
bar nose.
► Never support yourself on the limb being
cut.
► Never attempt to hold falling limbs.
The saw may be used with one hand if the fol‐
lowing points apply:
–
Two-handed cutting is not possible.
–
One hand is required for support during the
cut.
–
The saw can be held firmly with one hand.
–
All parts of your body are clear of the cutting
attachment.
11 Operating the Saw
English
0458-568-8321-B
17