English
Error
Cause
The mowing deck position is
incorrect.
The throttle lever is not in
the "MAX" position.
The grass cat‐
The level sensor is not correctly
cher box does
adjusted.
not fill up
The discharge chute, mowing
completely.
deck or the ventilation holes in
the grass catcher box are clog‐
ged or dirty.
The blades are damaged or
worn down.
The grass is too high or too
moist, or the selected cutting
height is too low.
The level sen‐
The level sensor is dirty.
sor does not
The level sensor is not correctly
respond cor‐
adjusted.
rectly.
The driving speed is too high.
The blades
The safety devices prevent the
are engaged,
activation of the blades.
but they do
The V-belt of the mowing deck
not turn.
is worn, detached or damaged.
The blades
Mowing in reverse is not enab‐
are disenga‐
led.
ged when dri‐
ving in
reverse.
Beeps
Error
Cause
A steady beep
There is an error in the electro‐
sounds.
nics or in the battery.
The grass catcher box is full.
18 Specifications
18.1
STIHL RT 5097.1 Ride-on
mower
Engine
– Engine type: EVC 4000
– Displacement: 452 cm³
– Engine power (P): 8.2 kW (11.1 PS) at
2700/min
– Engine speed (n): 2700rpm
– Max. fuel tank capacity: 9 l
80
Remedy
Check the mowing deck position.
Set the throttle lever to the "MAX" position.
Adjust the level sensor.
Clean the ride-on mower.
Replace or sharpen the blades.
► Reduce the driving speed.
► Mowing in two stages:
– Mow the lawn at the highest cutting height.
– Mow the lawn at the desired cutting height.
Clean the level sensor.
Adjust the level sensor.
Reduce the driving speed.
Check whether the ride-on mower is in a safe condi‐
tion.
Contact a STIHL authorized dealer.
Enable mowing in reverse,
Remedy
► Turn the ignition key to the "Engine off" position.
► Check if the battery is correctly installed.
► If the clamps are attached to the wrong terminals:
Insert the battery as described in this User
Manual.
► If the battery is correctly installed and the error
persists: There is an error in the electronics. Do
not use the ride-on mower and instead contact a
STIHL authorized dealer.
Empty the grass catcher box.
Battery and electrical system
– Battery type: Lead gel
– Rated voltage: 12 V
– Charging device fuse: 15 A
– Electrical fuse system: 10 A
– Main fuse: 150 A
– Minimum voltage of battery: 11.5 V
– Headlight lamp: 12V 6W BA9s
Machine
– Maximum forward driving speed:
– 8.6 km/h
18 Specifications
11.4.3.
0478-192-9615-A