Grass Catcher Box; Fuel And Engine Oil; Safety Devices - Stihl RM 248 Manual De Instrucciones

7.5 Assembling grass catcher
box
● Fit upper part of grass catcher
box (B) onto lower part of grass catcher
box (C).
● Check for correct seating:
The tabs (1) must be located exactly
over the openings (2).
All tabs (1) and guide lugs (3) must be
located on the inside.
The upper part of the grass catcher box
(B) must completely surround the lower
part of the grass catcher box (C) on the
outside.
● Starting from the rear centre, press tabs
(1) into openings (2) in the lower part of
the grass catcher box from the outside,
using slight pressure.
7.6 Removing and attaching the

grass catcher box

Risk of injury!
The engine must be stopped
before attaching or removing the
grass catcher box.
Attaching:
● Open the discharge flap (1) and hold it
open.
● Attach grass catcher box (2) to
mountings (4) on rear of machine by
means of locating lugs (3).
Ensure that flap (5) is properly closed.
● Release the discharge flap (1).
Detaching:
● Open the discharge flap (1) and hold it
open.
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● Lift grass catcher box (2) and remove
rearwards.
5 ● Slowly close the discharge flap (1).
7.7 Central cutting height
adjustment
Risk of injury!
Stop the engine before adjusting
the cutting height.
Seven different cutting heights between
25 mm and 75 mm can be set.
Cutting level 1:
Lowest cutting height
Cutting level 7:
Highest cutting height
● Press the cutting height adjustment
lever (1) to the rear wheel (2) with one
hand and hold in position.
● Set the cutting height adjustment
lever (1) to the required position.
6
● Slowly release the cutting height
adjustment lever (1) again and allow it
to engage.

7.8 Fuel and engine oil

Risk of injury!
Note the warnings in the section
"For your safety". (
Avoid damage to the machine!
Top up the engine oil before starting
for the first time (see engine
instruction manual). STIHL
recommends using a suitable filling
aid when topping up the engine oil
(e.g. funnel). The filling aid is not
included in the standard equipment.
Engine oil:
Please consult the engine
instruction manual for the type of
engine oil to be used and the oil capacity.
Check the oil filling level at regular
intervals (see engine instruction manual).
Avoid exceeding or falling below the
correct oil level.
7
Fuel:
Recommendation:
Fresh good quality fuel.
Please consult the engine
instruction manual for details on the fuel
quality (octane rating).
– Unleaded petrol
A funnel should be used when filling the
tank with fuel (not included in standard
equipment).

8. Safety devices

The machine is equipped with several
safety devices for safe operation and for
the prevention of improper use.
Risk of injury!
If a safety device is found to be
defective, the machine must not be
operated. Consult a specialist
dealer; STIHL recommends STIHL
8
specialist dealers.
4.)
8.1 Safety devices
The lawn mower is equipped with safety
devices, which prevent inadvertent contact
with the mowing blade and with ejected
clippings.
These include the housing, discharge flap,
grass catcher box and correctly installed
handlebar.
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