3707 - 3707/10 3907 - 3907W - 3907/18 - Nilfisk PARTS
3707 - 3707/10 3907 - 3907W - 3907/18 - Nilfisk PARTS
3707 - 3707/10 3907 - 3907W - 3907/18 - Nilfisk PARTS
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Mod. <strong>3707</strong> - <strong>3707</strong>/<strong>10</strong> - <strong>3907</strong> - <strong>3907</strong>W - <strong>3907</strong>/<strong>18</strong><br />
9 Troubleshooting<br />
Fault Causes<br />
1- The vacuum suddenly stops<br />
2- The efficiency of the vacuum<br />
has dropped<br />
3- Dust leaks from the vacuum<br />
silencer<br />
4- The vacuum blows instead<br />
of sucking<br />
5- Electrostatic current on the<br />
vacuum<br />
1- Thermic protection tripped<br />
(red warning light)<br />
2- Clogged primary filter<br />
2- Clogged suction pipe<br />
3- The filter is torn<br />
3- Inadequate filter<br />
4- Incorrect connection to the<br />
electricity main<br />
5- Non existent or inefficient<br />
earthing<br />
-88-<br />
© C.F.M. S.p.A.<br />
Tutti i diritti riservati / All rights reserved<br />
Tous droits réservés / Alle Rechte vorbehalten<br />
Remedies<br />
1- Check the setting of the<br />
thermic protector<br />
Check the motor power<br />
draw. Contact an authorized<br />
after-sales center if<br />
necessary<br />
1- Reset the thermic<br />
protector<br />
2- Shake the filter. Replace<br />
it if this is not sufficient<br />
2- Check the suction pipe<br />
and clean it<br />
3- Change it for another of<br />
identical category<br />
3- Change it for another of<br />
suitable category and<br />
check<br />
4- Modify the phase inverter<br />
5- Check all earth connections.<br />
Particularly<br />
check the suction inlet<br />
fitting<br />
Lastly, the pipe must be<br />
strictly antistatic
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