Check the DHW temperature sensor (only for gas combina-
tion devices)
1.
Pull the leads from outlet tempera-
ture sensor
A
2.
Check the sensor resistance and
compare actual values with the
curve.
3.
Replace the sensor in case of
severe deviation.
Note
Water can leak out when replacing
the outlet sensor. Close the cold
water shut-off valve. Drain DHW
pipe and plate heat exchanger
(secondary side).
Repairs
(cont.)
78
Troubleshooting
58
62
670
GB
Содержание Vitodens 100
Страница 41: ...Opening the control unit housing Electrical connections 41 Installation 5862 670 GB Installation ...
Страница 82: ...A1 Main PCB A2 Programming unit Connection and wiring diagrams combi boiler 82 Designs 5862 670 GB ...
Страница 84: ...A1 Main PCB A2 Programming unit Connection and wiring diagram system boiler 84 Designs 5862 670 GB ...
Страница 88: ...Parts lists cont 88 Parts lists 5862 670 GB ...
Страница 89: ...Parts lists cont 89 Parts lists 5862 670 GB Service ...
Страница 90: ...Parts lists cont 90 Parts lists 5862 670 GB ...
Страница 91: ...Parts lists cont 91 Parts lists 5862 670 GB Service ...
Страница 95: ...95 5862 670 GB ...