6.3.4 Decalcifying the device
NOTICE!
Risk of property damage due to the use of aggres-
sive lime removers!
Aggressive lime removers can cause damage to the
device and to its surroundings, e.g. flooring.
– Use only suitable lime removers.
– Before decalcifying, observe the instructions on the
packaging of the lime remover.
– To achieve the best results, we recommend
Optima lime remover (order no. 9016) from Brune.
– For decalcifying, place the device on a suitable,
nonsensitive surface.
Personnel:
n
Operator
Protective equipment:
n
Chemical-resistant protective gloves
n
Protective goggles
Materials:
n
Lime remover
WARNING!
Risk of electrical shock if the power plug is not
disconnected!
1. Switch off the humidifier and disconnect the power plug.
2. To prevent damage to the surface, place the humidifier on
moisture-resistant flooring.
3. Lift the cover of the humidifier upwards and place it to the
side (Fig. 35).
4.
Remove the evaporation filter (
Ä
Chapter 6.3.2 “Replacing
the evaporation filter” on page 41).
5. To avoid damage to the fan, loosen and pull out the fan plug
by pressing the plug clamps. Cover the fan with foil or
remove the fan (
Ä
Chapter 7.4.2 “Replacing the fan”
on page 56).
6. Replace the cover.
7. Dilute the lime remover with about 10 liters (4 gallons) of
water, according to the packaging information, and put into
the water tank.
8. Put the humidifier back in operation and let it operate for 12
hours in this state.
Aggressive lime removers
Preparation
Fig. 35: Removing the cover
Cleaning and servicing the humidifier
Evaporation Humidifier B500 Professional 45
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