iNSTallaTiON
appliance shutdown
www.stiebel-eltron.com
VRC-W 400 (E) |
19
EN
GL
ISH
P33 : Temperature offset for condensate prevention
This parameter is used to vary the shutdown point for condensate
prevention. This allows the fans to be switched off 2 K before the
dew point temperature is reached, for example.
P35 : Bypass function cooling/heating
f
Set the operating mode for the bypass function.
Effect
1
Cooling/heating
2
Cooling
3
Heating
P70 : Delete fault list
To delete the fault list, set this parameter to 1. Press the "OK"
button to confirm. Afterwards, 0 is displayed again and the fault
list is deleted.
12.2 Actual values
Display Description
Unit
I1
Bypass damper status
I2
Extract air temperature
°C
I3
Relative humidity of extract air
%
I4
Filter service life
h
I5
Appliance software version
I6
Unit software patch
I7
Terminal device serial number
I8
Programming unit software version
I9
Outdoor air temperature
°C
I10
Supply air temperature
°C
I11
Exhaust air temperature
°C
I12
Relative humidity of outdoor air
%
I13
Extract air dew point
°C
I14
Outdoor air dew point
°C
I15
Supply air fan control level
%
I16
Calculated supply air flow rate
m³/h
I17
Exhaust air fan control level
%
I18
Calculated exhaust air flow rate
m³/h
I19
Percentage output of internal preheating
%
I20
Ventilation unit operating time
d
I21
Fan operating time
d
I22
Extract air pressure differential
Pa
I23
Fan speed, supply air fan
rpm
I24
Fan speed, exhaust air fan
rpm
I70-79
Fault
12.3 Code
Cod
Enter 1000 to enable actual values and parameters which are re-
served for qualified contractors. "A1" is shown on the display when
this is entered correctly.
13. Appliance shutdown
We recommend running the appliance in fan stage 1, even during
prolonged absence.
!
Material losses
If you interrupt the power supply to the appliance, check
that humidity protection is ensured for the building.
If the appliance needs to be taken out of use for an extended peri-
od, disconnect it from the power supply by pulling the mains plug.
f
Replace the filters.
14. Maintenance
WARNING Electrocution
Disconnect the appliance from the power supply before
carrying out work inside the appliance.
f
Pull the mains plug out of the socket.
Maintenance by the qualified contractor includes cleaning the
cross-countercurrent heat exchanger and the fans. Subject to runt-
ime, this maintenance work should be carried out every 3 years.
f
Disconnect the power supply by pulling the power plug from
its socket.
f
Remove the front panel (see chapter "Installation / Removing
the front panel").
f
Remove the filter drawer from the appliance.
D
00000
65
15
9
f
Undo the screws on the inner front panel.
f
Remove the inner front panel from the appliance by tilting
the inner front panel forwards and then lifting it out of the
bottom slots.