Subject To Changes - Helios HygroBox KWL Series Installation And Operating Instructions Manual

7. Clean the water tank and UVC pipe. In case
of scale deposits, clean with descaling agent
and then rinse thoroughly with water. In the
Expert menu, rinsing water can be filled using
"Valve On" and drained again using
"Discharge Pump On".
8. During this work step, pay attention to leaking
water! Remove the supply hose from the
hose connector on the osmosis casing cover,
pull out the reverse osmosis casing and
unscrew cover. Remove membrane from
casing and replace.
9. Install new UVC pipe (accessories: KWL-
UVR, Ref. no. 5631). Only original spare
parts may be installed. (Attention! Do not
touch the pipe on the glass part) Press the
rubber seal firmly into the immersion pipe and
close it off with the cover.
10. Reassemble the device.
11. Plug in the mains cable.
12. In case of scale deposits in the device and on
the rotor, the hardness of water must be
increased by 1 – 2 steps in the Expert menu.
13. Reset the operating hours meter by pressing
Reset UVC in the Expert menu.
14. Perform the UVC Calibration in the Expert
menu. (see Section 11, Commissioning)
15. The maintenance is completed.

19 Subject to changes

We are constantly striving to technically improve and
optimise our products and we reserve the right to
change versions of the units or the technical data
without prior notice.
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