36
Malfunctions
Technical information
Malfunction Possible causes Troubleshooting
Page
Machine is not running
On/Off switch (ON/OFF) is switched off
• Switch on the On/Off switch (ON/OFF)
33
No power supply
• Insert the power cord in the mains sock-
et.
Plug is not inserted in the socket at the
machine
• Insert the plug
33
Power cord defective • Replace the power cord
On/Off switch (ON/OFF) defective • Contact your service partner
Motor defective • Contact your service partner
Poor suction performance
Dust bag full (safety valve triggered to
prevent the suction motor from
overheating)
• Replace the dust bag
34
Filter cloth dirty • Clean or replace filter cloth 34
Filter disc dirty • Replace filter disc 34
Suction hose or suction nozzle blocked • Remove any foreign matter
HEPA filter dirty (optional: only in vento
15S)
• Replace the HEPA filter
35
Exhaust filter (optional) • Replace the exhaust filter 34
Odour accumulation Moisture accumulation • Replace dust bag
Machine/Type vento 8S vento 8S vento 8S vento 15S vento 15S vento 15S
Rated voltage 220-240 V 100-120 V 127 V 220-240 V 100-120 V 127 V AC
Dimensions (LxWxH) 42x39x34 42x39x34 42x39x34 42x39x48 42x39x48 42x39x48 Cm
Machine weight 6 6 6 8 8 8 Kg
Rated power 1000 1000 1000 1000 1000 1000 W
Rated voltage (max.) - - - 1150 1150 1150 W
Frequency 50-60 50-60 Hz 60 Hz 50-60 50-60 Hz 60 Hz Hz
Effective volume 8 8 8 15 15 15 L
Weighted sound pressure
level L
pA
according to ISO
11203
<70 <70 <70 <70 <70 <70 dB(A)
Weighted effective acceler-
ation value according to ISO
5349-1
<2.5 <2.5 <2.5 <2.5 <2.5 <2.5 m/s
2
Electric protection class II II II II II II
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