DE
DE
15
14
8
Operation
8�1
Cleaning the unit
The emitter protection tube and the radiation
chamber must be cleaned each time an emitter
is changed. Depending on the water quality and
operating conditions, it may also be necessary to
clean the unit between the emitter change intervals.
When cleaning the unit, lime, iron and manganese
deposits are removed from the emitter protection
tubes.
►
Remove the mains plug
►Close the shut-off valves.
►Drain the unit via the drain tap.
►
Loosen the 2 screws of the blue protective cap
(8).
►Remove the protective cap and pull the plug (7)
from the UV emitter (Caution! Do not pull the
cable).
►Remove the UVC emitter (6).
Bewades 80W80/11LC and 100W100/11LC
►Open the emitter protection tube lock (5).
►Undo the threaded joint (3) and remove the
emitter protection tube (1).
►Clean the emitter protection tube with a soft cloth.
If required, an acid (e.g. citric acid) or a solvent
(e.g. alcohol) can be used.
►Insert the emitter protection tube (1) (follow the
lower guide in the radiation chamber).
►Push the O-ring (2) over the emitter protection
tube and secure the threaded joint (3) and tigh
-
ten it using the spanner from the accessory bag.
Ensure that the O-ring is in the correct position
and that the emitter protection tube is slightly
loose (approx. 1mm play) at the bottom of the unit.
►Attach the emitter protection tube lock (5) and
rubber washer (4) and tighten hand-tight. Do not
tighten fully (the emitter protection tube is pushed
against the support ring when under pressure).
►Insert the emitter (6) and plug (7) it into the blue
protective cap (8). Ensure that the plug is inserted
properly. Attach the blue protective cap (8) and
secure it with the screws.
►Open the shut-off valves and bleed the unit.
►The unit is now ready for use.
Bewades 80W80/11LC, 100W100/11LC
ca. 1 mm
6
7
1
2
3
4
5
8
10
