Cleaning the filter
The suction unit is fitted with an electro-magnetic filter
cleaning device which can shake off any dust adhered to the folded filter cassettes.
Manual cleaning
The vibration function (switch setting C or AC /switch ②a) should be activated at the
latest when the volume flow display ②c (warning lamp) lights up or when the warning
signal sounds or when the suction output sinks.
automatic cleaning (automatic vibration)
Filter cleaning is performed (switch setting AC/switch ②a) automatically during the next
working break when the minimum volume flow level is reached.
Emptying the tank
Only permitted with dusts with AGW's > 1 mg/m
Switch off ②a, disconnect plug ⑥, open snap locks ⑨. Take top section ① and suction
hose from the tank ⑦. Empty the tank.
Paper filter bag
To insert or remove the filter bag/emptying bag, remove the top section ①). To do this,
open the side locks ⑨. Only use the paper filter bag for dry suctioning.
Inserting the paper filter bag
● 25 litre tank
Push the flange over the suction opening
● 25 l-special tank on AC 1625 M may
only be operated with paper filter bags if dust
is suctioned up with exposure limits
(AGW's) > 0.1 mg/m
Turn the knob in the suction opening
with the marking ▲4 to the top.
Push the flange over the suction opening.
10
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3
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3
2
1
4
3