Bottom of device
Operating elements and
battery status
Acoustic indicator
On/off switch not c/i
versions
On/off switch c/i versions
blinks slowly
blinks rapidly
During battery operation an acoustic signal (beep - beep -
beep) indicates that the rechargeable battery is soon
discharged.
On: pump is running
Off: pump is switched off
Constant:
pump is running in constant mode
Off: pump is switched off
Intermittent:
pump is running in intermittent mode
Fuse
Specification plate
Vacuum gauge
Vacuum regulator
rechargeable battery indicator
(only AC / DC versions)
not lit
Battery is fully charged
– Battery is being charged
lit up
– Pump is connected to the
mains
Battery is soon empty
Battery is defective
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Overview