Husqvarna 420 EL Manuel D'utilisation page 93

of the guide bar does not touch the tree
and causes a kickback.
(Fig. 45)
To use the cutting technique
WARNING:
cut and decrease the speed to idle speed
after each cut.
CAUTION:
for too long without load. This can cause
damage to the motor.
1. Put the trunk on a saw horse or runners. (Fig. 46)
WARNING:
pile. That increases the risk of kickback
and can cause serious injury or death.
2. Remove the cut pieces from the work area.
WARNING:
area increase the risk of kickback and
that you cannot keep your balance.
To use the spiked bumper
1. Push the spiked bumper into the trunk of the tree.
2. Apply full throttle and rotate the product. Keep the
spiked bumper against the trunk. This procedure
makes it easier to apply the force necessary to cut
through the trunk. (Fig. 47)
To cut a trunk on the ground
1. Cut through the trunk on the pull stroke. Keep full
power but be prepared for sudden accidents. (Fig.
48)
WARNING:
chain does not touch the ground when
you complete the kerf.
2. Cut approximately ⅔ through the trunk and then
stop. Turn the trunk and cut from the opposite side.
(Fig. 49)
To cut a trunk that has support on one end
WARNING:
does not break during cutting. Obey the
instructions below.
(Fig. 50)
1. Cut on the push stroke approximately ⅓ through the
trunk.
2. Cut through the trunk on the pull stroke until the two
kerfs touch. (Fig. 51)
1782 - 001 - 03.02.2022
Use full power when you
Do not let the motor operate
Do not cut trunks in a
Cut pieces in the work
Make sure that the saw
Make sure that the trunk
To cut a trunk that has support on two ends
WARNING:
chain does not get caught in the trunk during
cutting. Obey the instructions below.
(Fig. 52)
1. Cut on the pull stroke approximately ⅓ through the
trunk.
2. Cut through the remaining part of the trunk on the
push stroke to complete the cut. (Fig. 53)
WARNING:
chain gets caught in the trunk. Use a lever
to open up the kerf and remove the product.
Do not try to pull the product out by hand.
This can result in injury when the product
suddenly breaks free.
To use the limbing technique
Note:
For thick branches, use the cutting technique.
To use the cutting technique on page 93 .
Refer to
WARNING:
risk when you use the limbing technique.
Kickback information on page 92 for
Refer to
instructions how to prevent kickback.
WARNING:
careful when you remove small limbs and do
not cut bushes or many small limbs at the
same time. Small limbs can get caught in the
saw chain and prevent safe operation of the
product.
Note:
If it is necessary, cut the limbs piece by piece.
Cut the smaller branches (A) and (B) before you cut the
limb near the trunk (C).
(Fig. 54)
1. Remove the limbs on the right side of the trunk.
a) Keep the guide bar on the right side of the trunk
and keep the body of the product against the
trunk.
b) Select the applicable cutting technique for the
tension in the branch. (Fig. 55)
WARNING:
about how to cut the branch, speak
to a professional chainsaw operator
before you continue.
2. Remove the limbs on the top of the trunk.
Make sure that the saw
Stop the motor if the saw
There is a high accident
Cut limbs one by one. Be
If you are not sure
93