95
2.
Drain heat pump at drain valve on pri-
mary/secondary side (see page 90).
Checking sensors
For sensor connections to the controller
and sensor PCB, see page 41.
For the position of the sensors in the heat
pump, see figure on page 90.
Temperature sensors type Ni 500
400
-40 -20
0
Resistance in
Temperature in °C
440
480
520
560
600
20 40 60
640
Capturing element: "Ni 500"
■ Outside temperature sensor (F0)
■ Flow temperature sensor, cooling cir-
cuit (direct heating circuit A1 or sepa-
rate cooling circuit) (F14)
■ Room temperature sensors
Temperature sensors type Pt 500
460
20
540
100
Resistance in
Temperature in °C
60
140 180
620
700
780
860
-20
Capturing element "Pt 500"
■ Buffer temperature sensor (F4)
■ Top (F6) and bottom (F7) cylinder tem-
perature sensors
■ Flow temperature sensor, system
(F13)
■ Flow temperature sensor, solar circuit
(F18)
■ Boiler temperature sensor, external
heat source (F20)
■ Return temperature sensor, solar cir-
cuit (F21)
Troubleshooting
Repairs
(cont.)
5724 152 GB
Service
Содержание AWS 104
Страница 5: ...5 Certificates Declaration of conformity 119 Keyword index 120 Index Index cont 5724 152 GB...
Страница 86: ...86 Placing the control panel in its service position 4x 1 2 3 Troubleshooting Repairs 5724 152 GB...
Страница 87: ...87 Opening programming unit 3 2 1 2x Troubleshooting Repairs cont 5724 152 GB Service...
Страница 88: ...88 Removing cover from programming unit if necessary 5 4 4x Troubleshooting Repairs cont 5724 152 GB...
Страница 89: ...89 Removing separating plate 1 2 Troubleshooting Repairs cont 5724 152 GB Service...
Страница 98: ...98 101 300 104 231 100 232 230 105 103 103 300 A Parts lists Parts list internal unit cont 5724 152 GB...
Страница 106: ...106 622 614 643 670 642 615 616 637 640 639 669 Parts lists Parts list external unit type AWS AWS AC cont 5724 152 GB...