Technical data

7 181 465 346 GB (03.02)
8
Bosch Heatronic board functions
2.5 Boiler service functions
2.5.1 First Service Level
Operating
In order to change or check the values of the service
functions:
B Press the button until the symbol
– –
appears on
the display.
The button is lighted.
B Turn the temperature control until the desired
function number appears on the display.
Once changed or checked the function value:
B Press the button until the symbol [ ] appears on
the display.
The display shows the heating outlet temperature.
B Regulate the temperature control and the tem-
perature control on the previously set positions.
In order to reset the main menu function values to their
default values:
B Power OFF the appliance.
B Press the button and keep it pressed.
B Switch on the appliance, press and hold the but-
ton until the
display shows r1 followed by [ ].
Values that can be modified:
Description Display Reset Value
.0 Show the last error code. 0 - FF Clear only
2.0 Identification of the function mode (0 = normal, 1= min, 2 = max) 0 - 2 0
2.2 Identification of the pump function mode 1 - 3 2
2.3 Max. output in heat store heating mode 28 - 99 99
2.4
Anti-cycle time
1)
1) If appliance is used in conjunction with type TA... programmer, only effective if Service Code 2.7 is set to “0” (= "Disabled”)!
0 - 15 min 3 min
2.5 Max. CH flow temperature 35 - 88˚C 88˚C
2.6 Minimum hysteresis in heating mode (∆T) 0 - 30 K 0 K
2.7 Activation of automatic anti-cycle time (0 = Disabled; 1 = Enabled) 0, 1 1
3.4 Pump mode 0 - 3
2)
2) The reset value is dependent on the code plug.
Table 1 First Service Level; Values that can be modified