Troubleshooting
CR 10 H – 6720876740 (2017/08)
28
5
Troubleshooting
If a fault cannot be rectified, note down the fault code and sub-code:
▶ Contact the approved contractor or Customer Service.
▶ Advise the type of fault and ID no. of the user interface.
Table 2
ID no.
rear of the user interface (to be entered by the installer)
If there is a fault, the display shows alternately the fault code and the 3-digit sub-
code.
In the case of 4-digit sub-codes, initially the first two digits and then the last two
digits are displayed alternately with the fault code (e.g.: A21 ... 10 ... 01 ... A21 ...
10 ... 01 ...).
▶ Select and confirm the required value.
▶ Press and hold the selector until the setting is displayed again.
Closing the service menu
Operate
Result
▶ Press and hold the selector until 3 dashes are displayed.
▶ Release the selector.
The current room temperature or ventilation level is displayed,
and the user interface operates with the changed setting.
_
_
_
Changing the setting (e.g. heating circuit H.C)
Operate
Result
°C
°F
°C
°F
°C
°F
°C
°F
Содержание CR 10H
Страница 109: ...109 CR 10 H 6720876740 2017 08 1 2 1000 1200 750 600 C F 6 720 647 292 03 1O 500 1 2 3 0010006146 001 ...
Страница 110: ...CR 10 H 6720876740 2017 08 110 3 4 0010002900 002 6 mm 3 5 mm 6 mm 3 5 mm C F 0010016251 001 BUS EMS BB BUS ...
Страница 111: ......
Страница 112: ...Bosch Thermotechnik GmbH Junkersstrasse 20 24 D 73249 Wernau www bosch thermotechnology com ...