Troubleshooting - Nilfisk CV 10 Instrucciones De Uso

10 Troubleshooting

All work involving the 120 volt mains electricity supply
must be carried out by a qualifi ed electrical contractor
with full knowledge of the relevant safety regulations.
The vacuum cleaner will not start
The vacuum cleaner has a thermal cut-out that trips if the
vacuum cleaner becomes overheated. The cleaner will then
stop automatically.
CV20, CV 25 Thermal protector
If this happens - unplug the main power cord to reset the
vacuum cleaner. Wait 5-10 minutes to allow the machine to
cool down. While you are waiting, check the hose, dust bag
and fi lter to be sure that nothing is blocking the fl ow of air
through the machine. The vacuum cleaner should now start
again. If the cut-out trips again, you need to get a service fi rm
to remedy the fault.
CV 35i Thermal protector
The red fl ashing light indicates that the cleaner has become
overheated. The cleaner stops automatically. Wait 5-10 min-
utes to allow the machine to cool down. While you are waiting,
check the hose, dust bag and fi lter to be sure that nothing is
blocking the fl ow of air through the machine. Reset the cleaner.
This is done by pushing the reset button at display for at least
3 seconds.
Other troubleshootings
• Are you using the correct hose?
Only the original hoses fi t correctly.
• Does the vacuum cleaner start when you try a different
vacuum socket? If so, there is a fault in the electrical connec-
tion to the fi rst socket. Unscrew the socket and check the
connection at the back.
• Is the power supply connected to the vacuum unit?
• Is there power at the socket?
• Is the low-voltage lead connected to the vacuum unit?
The vacuum cleaner will not stop
• Has a metal object become lodged in one of the vacuum
sockets causing the pins to become fused?
Poor suction power
• Are all the vacuum sockets closed properly?
• Has something become jammed in one of the vacuum sockets?
• Is the container lid closed properly?
• Is the gasket between the container and the lid in place?
• Is it damaged?
• Is the pipe system blocked?
• Is the dust bag full or clogged?
• Is fi lter clogged?
CV 35i display
The CV 35i model has a display that shows relevant status of
the cleaner:
Start/stop switch - fi xed green light
When the start switch are pushed or the hose are connected
to the wall socket, a green steady LED-light will be lightened
at the display. The green light indicates that the cleaner are
running under normal conditions.
Dust Bag/bag fi lter indicator - fl ashing yellow light
When the yellow LED-indicator starts to fl ash during operation,
the cleaner tells you that it is time to clean the bag fi lter or/
and replace the dustbag. The yellow fl ashing light will be light-
ened efter every 8 operation hours of the cleaner. If the yellow
light are fl ashing do like this: Turn off the cleaner by the hose
handle (remote versions) or remove the suction hose from the
wall inlet or by pushing the on/off switch at the display. Then
check if the bag fi lter/dustbag are clogged. Replacement are
14
All manuals and user guides at all-guides.com
descriped in chapter 7.1,7.2,7.3 and 7.4. When the fi lters are
cleaned/replaced you must perform a reset of the cleaner. This
is done by pushing at the reset button at the display for at least
3 seconds.
Dust Bag/bag fi lter indicator - fi xed yellow light
A yellow fi xed light at the display indicates that the airfl ow
through the vacuum cleaner are reduced. After 30 seconds
operation with reduced airfl ow the vacuum motor will be shot
down in order to prevent damaged to the motor. If the fi xed
yellow light are lighten and the motor have been shot down,
do like this: Check the bag fi lter or/and dust bag (see chapter
7.1,7.2,7.3 and 7.4) to see if anything are blocking the airfl ow.
Remove the material causing the fi xed yellow light to indicate.
When this is done you must reset the cleaner. This is done by
pushing the reset button at display for at least 3 seconds.
Dust Bag/bag fi lter indicator - fi xed red light
When the red fi xed light indicator are activated the motor
stops/would not start. The purpose of the fi xed red lights are
to inform you that it is time to order service of the cleaner. The
run time counter in the cleaner have counted that the allowed
amount of run time has passed. You must now contact an
authorised service workshop and let them perform a service of
the cleaner and to reset the run time counter. You can reset the
machine temporarily and run the motor for an additional run-
ning hour by pushing at the reset button for at least 3 seconds.
After this 1 extra running hour a service must be performed
otherwise the machine would not start again.
Dust Bag/bag fi lter indicator - fl ashing red light
The red fl ashing light indicates that the cleaner has become
overheated. The cleaner stops automatically. Wait 5-10 minutes
to allow the machine to cool down. While you are waiting,
check the hose, dust bag and fi lter to be sure that nothing is
blocking the fl ow of air through the machine. Reset the cleaner.
This is done by pushing the reset button at display for at least
3 seconds.
Service and spare parts
If you need a service or spare parts, contact your local dealer.
In such circumstances, it is always useful if you can give the
technical data shown on the rating plate of the vacuum unit.
The rating plate is adjacent to the lead intake. It's a good idea
to copy this data here so that it is readily to hand.
Model: ..............................................................................
Product no.: ......................................................................
Serial no.: .........................................................................
Date of purchase: ............................................................
(please keep your receipt)
WARNING!
Blockages can occur if:
a) the tools and accessories are not used as di rect ed at
all times.
b) wet or damp carpets are vacuumed.
c) foreign objects are vacuumed up when the tools
are not affi xed to the hose.
d) the wall sockets are not kept open until the system
motor stops completly
e) the fi lter and bags are not regularly cleaned and
replaced as per manufacturers in struc tions.
NB! Blockages are caused by misuse and are not cove-
red by the guarantee or warranty.