Stulz BNB Series - Cleaning; 11.4.1. Cleaning Water-Bearing Parts

EN / 10-2015 / 1000683 © STULZ GmbH, Hamburg
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Maintenance   STULZUltraSonic-SystemforDirectRoomHumidicationBNB-
11.4. Cleaning
11.4.1. Cleaning water-bearing parts
Ifchecksrevealthattheabovepartsfeaturebacteriaormineralsalts,cleantheunitasfollows:
3
Ifmicrobialcontaminationispresent:
a)Brushorsprayallpartswith5%
hydrogenperoxidesolution(H
2
O
2
)
a minimum of three times at 15-
minute intervals.
b)Afteranexposuretimeofapprox.
30 min, rinse parts thoroughly several
times with water.
c)Flushwaterpipeswiththehighest
possible pressure before connecting
units to the water mains.
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Remove mineral salt residues using
commercially available cleaning agents.
We recommend gentle, odorless deter-
gents based on citric acid
1
Thoroughly clean all water-bearing parts
with water and a cloth or brush, using
demineralized drinking water.
Oscil-
lators
CAUTION
Danger of death. Electric shock risk.
Switch off power to the system before cleaning!
WARNINGDANGER
CAUTION
Hard objects
.
Do not use hard objects!
NOTICE
CAUTION
Microbial contamination.
If microbial contamination is evident, also inspect
the water treatment system for this contamination.
CAUTION
Ventilation.
Ensure adequate ventilation.
CAUTION
Risk of chemical burns.
Use safety goggles when handling cleaning
agents or hydrogen peroxide solution. These
preparations are "caustic"!