Buderus Logamax Plus GB142-24 Installation Instructions Manual page 40

9 BC10 basic controller
Resetting the boiler or resetting faults
If the boiler is down due to a fault, you can reset the boiler
c
by pressing the "Reset"
so-called lock-out faults. There is another type of fault, so-
called blocking faults, that reset themselves when the cause
has been remedied.
c
 Press the "Reset"
The display shows "rE" while resetting.
It is only possible to reset the boiler when a lock-out code
(blinking fault code) is visible in the display.
NOTICE
If the burner returns to fault mode after resetting
the boiler, you must resolve the fault using the
servicing section in this document.
Contact your supplier if necessary.
9.1.3 Displaying the heating system status and/or
faults
The display of the BC10 basic controller shows the status of
the heating system.
In the event of a fault the display immediately shows the fault
or the warning in the form of an error code (see
subsection 13.2). The status display will flash if the fault is a
lock-out fault.
e
 Press the "Service"
displays or to read out the service and error codes.
 Resolve the fault see subsection 13.3.
The following status displays can be seen depending on the
operating conditions:
Displays Values
(examples)
1)
140
number 0 ... 199
P21
> P15
-H
1)
P3 ... P12
P12
(changing)
H 7
-H
140
number 0 ... 199
P12
P3 ... P12
Table 8 Possible status displays
1)
Standard display for this operating condition. This display appears after 5 minutes if no button is pressed.
2)
The temperature is higher as 199° when 199 is blinking in the display.
40 Logamax plus GB142-24/30/45/60 - We reserve the right to make any changes due to technical modifications!
button. This is only possible for
button to reset the boiler.
button to switch between status
Meaning
2)
Current boiler water temperature (in °F)
Current system pressure (in psi)
Warning:
System pressure is too low (between 3 and 12 psi
= 0.2 and 0.8 bar)
2)
Current boiler water temperature (in °F)
Current system pressure (in psi)
rE
Operating condition/Remedy
Normal operating conditions
Warning
Heating system remains operational
between 12 psi and 3 psi (0.8 and 0.2 bar).
Fill the heating system and restore the
minimum filling pressure ( 14.5 psi =
 1.0 bar).
The system pressure is shown for
10 minutes after which the standard
display returns.