Tightening The Screws Of The Wheel Carrier Mounting; Removing The Blade Cover; Installing The Blade Cover; Installing The Feed Chute Ato - Stihl GHE 420 Manuel D'utilisation

● Raise the basic unit into the working
position.
7.3 Tightening the screws of the
wheel carrier mounting:
● Place the machine on firm and
level ground.
● Tighten the screws (M) of the wheel
carrier mounting to 10 - 12 Nm.
After tightening the screws (M),
check that both wheel carriers are
securely seated.

7.4 Removing the blade cover

● Hold the blade cover (1) at the
bore and lift off the cover.

7.5 Installing the blade cover

● Insert the blade cover (1) under
the counter-blade (2).
Then press down the blade cover (1).
When properly installed, the blade
cover (1) must lie against the blade disc
correctly.
7.6 Installing the feed chute
ATO 400
● Remove the blade cover. (
● Insert the two fastening hooks (1) on
the feed chute ATO 400 (B) into the two
openings (2) in the basic unit (A).
● Tilt the feed chute ATO 400 (B)
forwards to the stop.
● Screw in the On / Off switch (3) and
tighten.
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Following assembly, check that the
feed chute ATO 400 is correctly
engaged in both openings in the
basic unit.

8. Notes on working with the

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machine

8.1 What material can be processed?

Both soft and hard material can be
processed with the garden shredder.
Soft material:
Organic plant trimmings such as fruit and
vegetable waste, flower cuttings, leaves
etc.
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– Shredding soft material. (
Hard material:
Tree and hedge cuttings and thick branch
material with side shoots.
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– Shredding hard material. (
Tree and hedge cuttings should be
processed when fresh, as the
shredding performance is better
with fresh than with dried-out or wet
material.

8.2 What material cannot be

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processed?
7.4)
Stones, glass, bits of metal (wire, nails,
etc.) or plastic must not be fed into the
garden shredder.
As a general rule:
Any materials that do not belong on the
compost heap should not be processed
using the garden shredder.

8.3 Maximum branch diameter

The data relates to freshly cut branch
material:
Maximum branch diameter
GHE 420: 50 mmGHE 450: 55 mm
The size of the feed opening of the
branch guide serves only to better
accommodate branch material with
side shoots and does not indicate
the maximum permitted diameter of
the shredding material.

8.4 Working area for operator

● For safety reasons, the operator
must stay within the working area
8.9)
(grey area X) for the entire operating
period.
Risk of injury:
To ensure you are not hit by
shredding material that is ejected
8.9)
backwards when processing hard
material (branch guide (1) folded
out), you should stand slightly to
one side of the garden shredder
(see grey area X) and not directly
behind it.
8.5 Working position of the
machine
The garden shredder must only be
operated in an upright position. The
garden shredder must be stood on its two
wheels and on the two wheel carriers as
shown for the entire period of operation.
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