114
Setting and test values
Setpoint
Commissioning
Maintenance/
Service
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)
Δ
T:
■
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"
con-
stant?
Yes (
±
1 K)
Secondary circuit flow temperature
°C
Rising
From
Open
From
Open
Temperature differential
Δ
T
"Flow temp. secondary"
/
"Return temp.
sec."
K
6 to 8
Commissioning/service reports
Hydraulic parameter report
5776 028 GB
Appendix
Summary of Contents for AWT 221.A04
Page 77: ...77 Maintenance Checking the fuses cont 5776 028 GB Maintenance...
Page 87: ...87 Indoor unit parts lists Indoor unit hydraulics cont 5776 028 GB Components...
Page 90: ...90 Indoor unit parts lists Indoor unit cylinder cont 5776 028 GB Components...
Page 137: ...137 Wind direction 11 Wind loads 11 Keyword index Keyword index cont 5776 028 GB...
Page 138: ...138 5776 028 GB...
Page 139: ...139 5776 028 GB...
