75
Indoor unit: Viessmann Pt500A (green ID label)
460
20
540
100
Resistance
in Ω
Temperature in °C
60
140
180
620
700
780
860
-20
Fig. 64
Outdoor unit: NTC 10 k
Ω
(without ID)
0.1
1
10
100
1000
Resistance
in kΩ
-30
-20
-10
0
10
20
30
40
50
60
70
80
90
100
Temperature in °C
Fig. 65
Maintenance
Checking the sensors
(cont.)
5776 028 GB
Maintenance
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...
