
48
Eliminating errors
Error indication
Possible cause
Remedy
All the LEDs on the
display of battery status
flash permanently.
Battery is not inserted. 1. Insert the battery.
Battery is not
connected properly.
1. Check the plug connections in
the battery compartment.
Defective battery.
1. Exchange the battery.
Defective electronics. 1. Send in the device for repair.
Battery compartment
cover cannot be closed.
Battery is not fitted
correctly.
1. Fit the battery correctly.
Battery compartment
cover is installed
incorrectly.
1. Mount the battery
compartment cover correctly
according to operating
instructions.
On and Off switching
Error indication
Possible cause
Remedy
Device cannot be
switched on or off.
Battery is discharged.
1. Recharge the battery.
Battery is not connected
properly.
1. Check the plug connections in
the battery compartment.
The plug from the
charging accessories is
poorly fitted.
1. Check the connection to the
mains supply.
Defective electronics.
1. Send in the device for repair.
During switch on:
Battery LEDs blink
once, but the device
does not start.
Device was stored
outside the operating
temperature (battery is
in standby).
1. Switch on the device again.
During switch on: the
red LED of the display
of battery status
flashes for 5 s, a signal
tone sounds.
Device is not ready.
1. Perform a function check.
2. Send in the device for repair.
Pump does not start
up.
Vacuum is already built
up.
1. Do not switch on the device if
the vacuum is already built up.
Device switches off
after 60 min.
Self-protection of the
device.
1. Let the device cool down for
approx. 2 hours.
Device switches off
after < 60 min.
Battery is discharged.
1. Recharge the battery.
Battery temperature is
too high.
1. Let the device cool down or
select a lower vacuum.