6
English
5.906-485.0 Rev. 00 (05/09)
8
Circuit board with casing
Pull the connection plug of the mains cable off the appliance
switch (top).
Remove the clamp.
Remove the mains cable from the cable guide.
Install the new mains cable in reverse sequence.
The low pressure sensor on the printed circuit board measures the
vacuum in the suction system. With rising vacuum pressure (filter
bag is full), the indicator lamp glows. If the circuit board is defective,
it must be replaced including the casing.
1
Vacuum hose of the circuit board
2
Circuit board with casing
3
Connection for vacuum hose
Pull the connection plug of the circuit board off the appliance
switch (bottom).
Remove the connection plug of the earth cable (protective con-
ductor)
Remove the circuit board.
Install the new circuit board in reverse sequence.
Note:
When installing the circuit board with casing, make sure that
the vacuum hose is properly connected to the connection.
1
Lock the journal for the slide plate
2
Fastening screws for brush head cover
3
Slide plate
Turn the lock journal by 90° in anti-clock-wise direction.
Fold the slide plate up and remove it.
Unscrew locking screws.
1
Pile height adjustment knob
2
Brush head cover
3
Brush head
4
Indicator lamp - Electronic brush control (orange)
Remove the pile height adjustment knob
Remove the brush head cover.
5.5
Replace the circuit board
1
2
3
5.6
Removing the brush head cover
2
2
2 1
1
2
3
1 2
3 4
