29
Operation
Button to raise dirt hopper (Fig. 10/8)
It serves to raise the dirt hopper. To
raise the dirt hopper, press the button
until the it is at the required height. The
control lamp in the button lights up. If
the button to raise the dirt hopper is
pressed during sweeping operation, the
sweeping function is deactivated.
Button to pivot the dirt hopper for
emptying (Fig. 10/9)
It serves to pivot the dirt hopper to a ver-
tical position for emptying. The control
lamp in the button lights up. The dirt
hopper can only be tipped when the
hopper has been raised beyond a mini-
mum height.
Button to pivot the dirt hopper back
(Fig. 10/10)
It serves to pivot the dirt hopper hori-
zontal because it can only be lowered
when in a horizontal position. The con-
trol lamp in the button lights up.
Button to lower the dirt hopper con-
tainer (Fig. 10/11)
It serves to lower the dirt hopper. To
lower the hopper, press the button as
long as necessary until the hopper is
against the frame. The control lamp in
the button lights up. The dirt hopper piv-
ots in automatically if it is still not in a
horizontal position for lowering.
Button for filter agitation system
(Fig. 10/12) with control lamp
On actuating the switch, the agitating
device is switched on and the filter sys-
tem cleaned. The agitation process
takes approx. 15 seconds. The control
lamp in the button lights up. During the
agitation process, the suction turbine is
automatically deactivated.
If the control lamp in the button starts to
flash (with a single acoustic warning),
the filter is extremely soiled and must
be shaken clean.
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