Worcester GB162-50 Installation And Servicing Instructions page 35

Service Mode menu
[\/2/4|
Step 14 Display value. Currently measured CH flow temperature in °C. Also see section 14.3, page 54.
Press the e button.
Step 15
[p/1.6|
Step 16 Display value. Currently measured system pressure in bar. Also see section 14.3, page 54.
Press the e button.
Step 17
[-/h/\|
Step 18 Display code: Operating phase: The boiler is in service mode. Also see section 14.3, page 54.
Press the e button.
Step 19
[\/2/4|
Step 20 Display value. Currently measured CH flow temperature in °C. Also see section 14.3, page 54.
Step 21 Have 30 minutes passed or has the mains voltage been interrupted?
Step 22 Service mode is deactivated.
Step 23 Deactivate service mode?
To deactivate the service mode: Press and hold the d button for more than 2 seconds until the dot disappears.
Step 24
Step 25 The boiler capacity drops to the preset capacity, see the "Settings" menu (table 13).
Table 11 Service mode
Manual operation menu
[\/2/4|
Step 1 Display value. Currently measured CH (boiler) flow temperature in °C. Also see section 14.2, page 53.
Step 2 Activate manual operation?
To activate manual operation: Press and hold the d button for more than 5 seconds.
Step 3
[//2/4}
Step 4 Display code: Operating phase: As soon as a flashing dot is shown in the right-hand bottom corner of the
display, manual operation is active. This means that the boiler is permanently in heating mode. The
maximum CH flow temperature as set on the maximum CH flow temperature dial of the BC10 basic
controller (control panel) now applies. The "Heat request" LED lights up. DHW mode is possible during
manual operation.
Press the e button.
Step 5
[p/1.6}
Step 6 Display value. Currently measured system pressure in bar. Also see section 14.2, page 53.
Press the e button.
Step 7
[-/h//}
Step 8 Display code: Operating phase: Also see section 14.3, page 54. The boiler is in manual operation mode.
This means that the boiler is in heating mode while there is no heat request from the controller. During
manual operation the "Settings" menu (table 13 from step 3) can be used to temporarily change the
target boiler performance.
Note: If the boiler performance has been changed temporarily, this must be set again after ending
manual operation, according to the "Settings" menu (table 13, page 36).
Press the e button.
Step 9
[//2/4}
Step 10 Display value. Currently measured CH flow temperature in °C. Also see section 14.2, page 53.
Step 11 Has there been a power failure?
Step 12 Deactivate manual operation?
To deactivate manual operation: Press and hold the d button for more than 2 seconds until the dot disappears.
Step 13
Table 12 Manual operation
6720813171 (2015/04)
Operation
 step 22
Yes:
 step 23
No:
 step 25
 step 24
Yes:
 step 15
No:
 step 1
 step 3
Yes:
 step 1
No:
 step 1
Yes:
 step 12
No:
 step 13
Yes:
 step 5
No:
 step 1
35