Troubleshooting; Technical Specifications - Kärcher ST 400 Bp Bedienungsanleitung

Failure
Machine does not
start
Device stops during
operation
If malfunction can not be fixed, the de-
vice must be checked by customer ser-
vice.
Operating voltage
Working width
Cutting string, diameter
Max. speed (+/- 100 rpm)
Values determined as per EN 60745-2-13
Noise emission
Sound pressure level L
Uncertainty K
pA
Sound power level L
Hand-arm vibration value
Left handle
Right handle
Uncertainty K
Dimensions and weights
Length x width x height
Weight (without battery)

Troubleshooting

Cause
Battery inserted incorrectly
Battery is empty
Battery is defective
String is too long and is causing
the motor to overload.
String is too heavy, string diameter
is incorrect,
Cutting head blocked by cutting
residue.
Motor is overloaded
Motor has overheated
Battery has overheated

Technical specifications

pA
+ Uncertainty K
WA
Remedy
Insert the battery into the intake
until it locks.
Charge battery
Replace battery.
Install the string guard, the string
will automatically be shortened.
Only use string with a diameter of
less than 2.4 mm.
Remove the cutting residue.
Only mow items that are suitable
for the string trimmer (see also "In-
tended use").
Interrupt work, allow the motor to
cool down
Interrupt work, allow the battery to
cool down to below 67° C
V
mm
mm
1/min
dB(A)
dB(A)
dB(A)
WA
m/s
2
m/s
2
m/s
2
mm
kg
– 8
EN
50
380
2.4
5800
82.1
2.5
95
3.4
1.3
1.5
1833x591x609
3.9
21