Preparing The Lawn Mower For Operation; Assembling The Lawn Mower - Stihl RM 248.3 T Instruction Manual

5 Preparing the Lawn Mower for Operation

■ The blade may become hot during sharpening.
This may result in the user burning them‐
selves.
► Wait until the blade has cooled down.
► Wear protective gloves made from resistant
material.
5 Preparing the Lawn Mower
for Operation
5.1 Preparing the Lawn Mower for
Operation
The following steps must be performed before
commencing work:
► Remove packaging material and transport
locks.
► Make sure that the following components are
in safe condition:
– Lawn mower,
– Blade, 4.6.2.
► Clean the lawn mower,
► Check the blade,
► Add engine oil,
6.4.
► Fold up the handlebar,
► Adjust the handlebar,
► Refuel the lawn mower,
► If mowing and the grass is to be collected in
the grass catcher box:
► Detach the extension,
► Remove the mulch insert,
► Attach the grass catcher box,
► If mowing and the grass is to be directed to
the ground from the side:
► Detach the grass catcher box,
► Insert the mulch insert,
► Attach the extension,
► If mulching:
► Detach the extension,
► Detach the grass catcher box,
► Insert the mulch insert,
► Set the cutting height,
► Check the controls,
► If the steps cannot be performed: do not use
the lawn mower and consult a STIHL special‐
ist dealer.
0478-111-9615-B
4.6.1.
15.
10.2.
8.1.
8.3.
7.
6.3.2.
6.2.1.
6.1.2.
6.1.3.
6.2.2.
6.3.1.
6.3.2.
6.1.3.
6.2.2.
11.2.
10.1.
6 Assembling the Lawn
Mower
6.1 Assembling, Attaching and
Detaching the Grass Catcher
Box
6.1.1 Assembling the Grass Catcher Box
► Fit upper part of grass catcher box (1) onto
lower part of grass catcher box (2).
► Press pins (3) through openings (4) from the
inside.
► Press upper part of grass catcher box (1)
downwards.
The upper part of the grass catcher box
engages with a click.
6.1.2 Attaching the Grass Catcher Box
► Stop the engine.
► Place the lawn mower on a level surface.
► If the extension is attached: detach the exten‐
sion.
► If the mulch insert is inserted: remove the
mulch insert.
► Open discharge flap (1) and hold it open.
► Take hold of grass catcher box (2) by han‐
dle (3) and attach to mounts (5) from above
using hooks (4).
► Set down discharge flap (1) on grass catcher
box (2).
6.1.3 Detaching the Grass Catcher Box
► Stop the engine.
► Place the lawn mower on a level surface.
► Open the discharge flap and hold it open.
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