Evaporator Temperature For Defrost End - Viessmann VITOTRONIC 200 Service Instructions Manual

Calling up the parameter group
1. Service menu:
Press OK + simultaneously and hold for
å
approx. 4 s.
2. "Coding level 1"
5000 Enable compressor
Enabling of the compressor for operation of the heat
pump or of heat pump stage 1.
Note
For heat pumps with a 2-stage refrigerant circuit, the
compressors must "additionally" be enabled with the
parameter "Enable compr stage for tandem opera-
tion 509E".
Value Meaning
"0" Compressor does not start.
"1" Compressor is enabled.

5010 Evaporator temperature for defrost end

The defrost process ends if the evaporator tempera-
ture exceeds the set value.
Note
This parameter has no effect with the Vitocal 100-S/
■
111-S.
■ To protect the condenser from freezing, the heat
pump control unit includes other functions that can
terminate evaporator defrosting early.
5012 Enable use of compressor stage
Enabling the use of the compressor:
For a single stage heat pump
■
For heat pumps with 2-stage refrigerant circuit for
■
compressor 1
Note
The use of compressor 2 is enabled via "Enable
compr 2 for hydraulic circuit 509F".
Setting in the bit field (see chapter "Setting parame-
ters"): Several bits can be selected.
Note
opens the setting assistant.
3. "Compressor"
4. Select parameter.
/
!
Note for
To switch the compressor off, set parameter "Enable
use of compressor stage 5012" to "0".
Note
To block the heat pump when drying a building, use
parameter "Heat pump for drying a building 7300".
Setting value 1
!
Bit
"Bit 1" DHW heating
"Bit 2" Central heating
"Bit 3" Central cooling
"Bit 4" Swimming pool heating
Note
The compressor will not start if no bit has been selec-
ted.
The setting value results from the combination of se-
lected bits.
Parameter group Compressor
!
/
!
≙
0.1 °C
Meaning
209