0478 192 9809 A - EN
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– When the mowing deck is automatically 
disengaged if reverse mowing is not 
enabled.
Driver's seat unoccupied 
symbol:
The driver's seat is unoccupied.
The seat switch is one of the ride-on 
mower's safety devices (Ö 12.).
If the "driver's seat unoccupied" symbol 
appears on the display, the engine cannot 
be started without the parking brake 
engaged and the mowing deck cannot be 
engaged.
The symbol disappears from the 
display:
– When the user sits on the driver's seat.
Grass catcher box open or 
missing symbol:
The grass catcher box is open or 
the grass catcher box or deflector 
(accessory) are not installed or not 
correctly engaged. The symbol is also 
displayed when emptying the grass 
catcher box. (Ö 13.9)
If the grass catcher box is raised (e.g. for 
emptying) while the mowing deck is 
engaged, the engine is stopped for safety 
reasons.
The symbol disappears from the 
display:
– When the grass catcher box is closed. 
(Ö 13.9)
– When the grass catcher box or deflector 
(accessory) are correctly installed. 
(Ö 13.10)
Fuel reserve symbol:
The fuel is down to the reserve level, there 
is still approx. 2 litres of fuel in the tank. 
(Ö 13.1)
The symbol disappears from the 
display:
– When the fuel is topped up.
Grass catcher box full symbol:
The grass catcher box is full, a 
continuous tone sounds. (Ö 8.19)
The continuous tone stops after the 
mowing deck is disengaged. (Ö 8.5)
The symbol disappears from the 
display:
– When the grass catcher box is emptied.
Parking brake engaged symbol:
The parking brake is engaged. 
(Ö 8.14)
The symbol disappears from the 
display:
– When the parking brake is released.
Discharge chute removed 
symbol:
The discharge chute has been 
removed. (Ö 15.5)
The engine cannot be started for safety 
reasons.
The symbol disappears from the 
display:
– When the discharge chute is correctly 
installed. (Ö 15.6)
10.6 Display of active functions
Cruise control active symbol:
Cruise control has been activated. 
(Ö 8.7)
The display disappears when cruise 
control is switched off.
Mowing deck active symbol:
The mowing deck is engaged. 
(Ö 8.6)
The display disappears when the 
mowing deck is disengaged.
If symbols do not display as 
expected or do not disappear as 
described, the probable cause is a 
fault in the respective switch, in the 
plug connections or in the wiring. 
Consult your specialist dealer. 
STIHL recommends STIHL 
specialist dealers.
11. Notes on working with 
the machine
Warning:
Risk of injury.
Before each use, observe all 
information regarding safe 
operation of the machine. 
Working on slopes requires special 
concentration and care.