Buderus Logamax plus - Page 80

Display information13
Logamax plus GB162-80 kW/100 kW - Subject to modifications resulting from technical improvements!80
[c/0/\| [2/8/8|
Blocking fault:
The contacts for the pressure sensor have been interrupted or have
shorted.
No heating operation and no DHW.
[c/0/\| [2/8/9|
Blocking fault:
The contacts for the pressure sensor have shorted.
No heating operation and no DHW.
[c/u/\| [2/4/0|
Blocking fault:
The contacts for the return temperature sensor have shorted.
No heating operation and no DHW.
[c/y/\| [2/4/1|
Blocking fault:
The contacts for the return temperature sensor have been interrupted.
No heating operation and no DHW.
[e/l/\| [2/9/0|
Locking fault:
The UBA 3 or the KIM is defective.
No heating operation and no DHW.
[e/\/\| [2/4/2|
thru
[2/8/7|
Any display code starting with the letter E (except EL).
Blocking fault:
The UBA 3 or the KIM is defective.
No heating operation and no DHW.
[h/\/7|
Operating phase:
The system pressure is too low (less than 12 psi [0.8 bar]).
Possibly no heating operation or no
DHW available.
[h/\/7|
Operating phase:
The system pressure is too low (less than 12 psi [0.8 bar]).
Possibly no heating operation or no
DHW available.
[p/-.-|
Operating phase:
The system pressure is too high (higher than 58 psi [4.0 bar]).
[\/r/e|
Locking fault:
Reset is carried out. This code appears after the "Reset" button on the
display was pressed for 5 seconds.
Display codes
Main
display
code
Sub-
display
code
Key to display code
Other effects
Table 19 BC10 Display codes
1) Only visible on the Service Tool or a specific RC controller.