Samsung VAC5913B Manuel D'instructions page 10

NOTE:
For optimum efficiency, clean floor brush with crevice tool.
TROUBLE SHOOTING
PROBLEM
Motor does not start.
Suction force is gradually
decreasing.
Cord does not rewind fully.
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CAUSE
No power supply.
Filter, nozzle, suction hose
or tube is blocked.
Check that the cord is not
twisted or wound unevenly.
EN-9
REMEDY
Check cable, plug and
socket.
Remove the object.
Pull the cord out 2~3m &
push down the cord rewind
button.