Fault Display Menu; System Information Menu; Maintenance Menu - Bosch WORCESTER Sense II Installation Instructions Manual

• Therm.d.: Thermal disinfection is active ( operating
instructions).
In addition, in the DHW system I...II menu the following is
displayed:
• The set Actual boiler water temp.
• The current System flow temperature
• The current temperature in the heat exchanger Heat
exchanger temp.
• The current Actual DHW temp.
• The Act DHW temp cyl bottom function shows the current
value of the DHW temperature of the DHW cylinder in the
lower part. The current DHW flow
• The current Inlet temperature of the water when a
stratification cylinder is installed
• The current Outlet temperature of the water when a
stratification cylinder is installed
• The power consumption of the Prim. cylinder pump and
the Sec. cylinder pump with an external stratification
cylinder via MS 100/MS 200
• The 3-way valve is either set to DHW or to Heating.
• the Therm. disinf. DHW cyl. function shows whether the
automatic thermal disinfection of the DHW cylinder is
active.

7.6.3 Fault display menu

The current faults and the fault history can be called up in this
menu.
Menu item description
Active faults All current faults that are present in the
system are displayed here according to
their severity.
Fault history The last 20 faults are displayed here,
sorted in order of the time of
occurrence. The fault history can be
deleted in the Reset menu
( Chapter 7.6.6, page 48).
Table 26 Information in the fault display menu

7.6.4 System information menu

The software versions of installed BUS units in the system are
displayed in this menu.
Sense II – 6 720 818 367 (2015/10)

7.6.5 Maintenance menu

You can set a maintenance interval and add installer contact
details in this menu. The controller shows a service display with
fault codes and the added address. The end customer can
notify the installer to arrange an appointment ( Chapter 8,
page 48).
Menu item description
Service display How are service displays triggered: no
service display, by burner runtime by
date or by elapsed time? If available,
maintenance intervals can be set at the
heat source.
Service date A service display will appear on the date
set here.
Runtime service After expiry of the number of months set
display here (elapsed time), in which the heat
source was supplied with power, a
service display will appear.
Boiler runtime When the target number of burner
operating hours is met a service display
will appear.
 Contact address, page 47.
Contact address
Table 27 Settings in the maintenance menu
Contact address
The contact address is automatically displayed to the end user
if a fault occurs.
Entering company name and telephone number
The current cursor position will flash (marked by | ).
Fig. 31 Entering contact address
▶ Turn the selector to move the cursor.
▶ Press the selector to activate the input field.
▶ Turn the selector to enter characters.
▶ Press the Back key when you have finished making entries.
▶ Press the Back key again to return to the next higher menu.
Further Information on the text input are contained in the
operating instructions of the controller ( Renaming
heating circuit).
Service menu
6 720 815 238-06.1O
47