129
Setting and test values
Set value
Commis-
sioning
Testing the external heating circuit pumps
Circulation pump type
Circulation pump stage
Overflow valve setting
Commissioning, primary circuit
Air intake temperature
(
"Diagnosis"
Ó
"System overview"
)
°C
Air discharge temperature
(
"Diagnosis"
Ó
"System overview"
)
°C
Temperature differential (air intake/discharge)
ΔT:
■ At secondary circuit flow temperature
= 35 °C and air intake temperature ≤ 15 °C
K
4 to 8
■ At secondary circuit flow temperature
= 35 °C and air intake temperature > 15 °C
K
4 to 13
Testing the mixer, heat pump and cylinder heating
Checked under the following conditions:
Room temperature
°C
Outside temperature
°C
Temperature
"Cylinder temp. top"
constant?
Yes (±1 K)
Secondary circuit flow temperature
°C
Rising
from
to
Temperature differential ΔT
"Flow temp. secondary"
/
"Return temp.
sec."
K
6 to 8
Control parameters report
For a description of the parameters, see
the service instructions for the heat
pump control unit.
Commissioning/service reports
Hydraulic parameter report
5782 201 GB
Service
