Checking The Blade; Testing The Battery; Operating The Lawn Mower; Holding And Guiding The Lawn Mower - Stihl Rma 443.3 Notice D'emploi

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11.2

Checking the Blade

► Switch the lawn mower off and remove the
battery.
► Upend the lawn mower,
► Measure the following:
– Thickness a
– Width b
– Sharpening angle c
► If the minimum thickness or minimum width is
fallen below: replace the blade,
► If the sharpening angle is not correct: sharpen
the blade, 20.2.
► If anything is unclear: consult a STIHL special‐
ist dealer.
11.3

Testing the Battery

► Press button on battery.
The LEDs glow or flash.
► If the LEDs do not glow or flash: Do not use
the battery and contact your STIHL servicing
dealer.
There is a malfunction in the battery.

12 Operating the Lawn Mower

12.1 Holding and Guiding the Lawn
Mower
► Hold the handlebar with both hands so the
thumbs enclose the handlebar.
12.2

Setting the Cutting Height

Seven cutting heights can be set:
– 20 mm = position 1
– 30 mm = position 2
– 40 mm = position 3
– 55 mm = position 4
44
16.1.
20.2.
12 Operating the Lawn Mower
– 70 mm = position 5
– 85 mm = position 6
– 100 mm = position 7
The positions are indicated on the lawn mower.
Setting the cutting height
► Switch the lawn mower off.
The blade must not be turning.
► Place the lawn mower on a level surface.
► Hold the lawn mower at handle (1).
► Press and hold lever (2).
► Move the lawn mower to the desired position
by raising and lowering the lever.
The current cutting height can be read off at
cutting height indicator (3) by means of mark‐
ing (4).
► Release lever (2).
The lawn mower engages.
12.3

Activating ECO Mode

When ECO mode is activated, the lawn mower
detects the current working conditions and
adjusts the blade speed automatically.
This may extend the battery life.
► Open flap (1) as far as the stop and hold.
► Set ECO switch (2) to position I.
► Close flap (1).
12.4

Mowing and Mulching

The lawn mower is equipped with a multi-blade
and can be used for mowing or mulching.
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