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Les langues disponibles
Les langues disponibles
Option
Meaning
– 2.5 V: bypass open
– 5 V: outdoor air feed
– 7.5 V: no function
– 10 V: no function
If the 0–10 V input is enabled for this operating mode,
the appliance cannot be controlled via the I²C bus
(e.g. programming unit).
¨¨n Error output
No function
¨¨n Factory reset
With this parameter you can return the appliance to its de-
livered condition.
¨¨n V-ID
This parameter sets the appliance version. This parameter is set
at the factory. The parameter can be adjusted only after the con-
troller assembly has been replaced.
¨¨¨n commissioning
fast commissioning
full commissioning
12 Cleaning
Component
Activity
Casing top
Cleaning
12.1 Cleaning the casing top
u Clean the casing top with a cloth moistened with water.
13 Cleaning (qualified contractors)
Component
Activity
Cross-countercur-
Cleaning
rent heat exchanger
Preheating coil
Cleaning
Fan unit
Cleaning
Air ducts
Checking
Air ducts
Cleaning
u Isolate the appliance from the power supply.
13.1 Cleaning the cross-countercurrent heat
exchanger
u Remove the front panel. See chapter Removing the front
panel [} 42] .
www.stiebel-eltron.com
D0000115727
1 Spacer
u Remove the spacer from the appliance.
u Take hold of the cable tie for the cross-countercurrent heat
u Avoid damaging the gaskets in the appliance. Carefully re-
u Use a commercially available vacuum cleaner to remove
Frequency
[months]
u NOTICE: Cleaning fluids can reduce the resistance to humid-
As required
u Afterwards flush the cross-countercurrent heat exchanger
Frequency
13.2 Cleaning the fan units
[months]
u Remove the front panel. See chapter Removing the front
36
36
u Carefully remove the cross-countercurrent heat exchanger
36
Regularly
As required
D0000117193
1 Pressure hose
2
1
exchanger.
move the cross-countercurrent heat exchanger from the ap-
pliance.
dust and other loose dirt particles from the intake and dis-
charge surfaces.
ity of the EPS. This can result in loss of hygiene. Do not use
cleaning fluids or solvents. If necessary, clean the cross-
countercurrent heat exchanger with warm water
(max. 55 °C).
with water.
panel [} 42] .
from the appliance. See chapter Cleaning the cross-coun-
tercurrent heat exchanger [} 57] .
1
LWZ-W 450/600 Premium |
Cleaning
2 Cross-countercurrent heat
exchanger
57
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