Worcester GB162-100

DISPLAY INFORMATION
6 720 648 726 (2011/07)
77
e [9/h/\| e [2/7/2| e Fault:
The UBA 3 or the KIM is defective.
Yes
5) 6)
7) 8)
flashing
1 Hz
No heating operation
and no DHW.
e [9/l/\| e [2/3/4| e Fault:
The contacts for the gas valve have been
broken.
Yes
5) 6)
7) 8)
flashing
1 Hz
No heating operation
and no DHW.
e [9/l/\| e [2/3/8| e Fault:
The UBA 3 or the KIM is defective.
Yes
5) 6)
7) 8)
flashing
1 Hz
e [9/p/\| e [2/3/9| e Fault:
The UBA 3 or the KIM is defective.
Yes
5) 6)
7) 8)
flashing
1 Hz
No heating operation
and no DHW.
e [9/u/\| e [2/3/3| e Fault:
The UBA 3 or the KIM is defective.
Yes
5) 6)
7) 8)
flashing
1 Hz
No heating operation
and no DHW.
e [a/0/1| e [8/0/0| e Fault:
The contacts to the outdoor-temperature
sensor have shorted or are interrupted, the
sensor has been connected incorrectly or is
defective.
No Off Minimum outdoor
temperature is
assumed.
e [a/0/1| e [8/0/8| e Fault:
The contacts to the DHW temperature
sensor have shorted or are interrupted, the
sensor has been connected incorrectly or is
defective.
No Off No DHW is heated
any more.
e [a/0/1| e [8/0/9| e Fault:
The contacts to DHW temperature sensor 2
have shorted or are interrupted, the sensor
has been connected incorrectly or is
defective.
No Off No DHW is heated
any more.
e [a/0/1| e [8/1/0| e Fault:
The boiler water does not warm up. Sensor
lead broken or shorted, sensor connected
incorrectly or defective, filling pump
connected incorrectly or defective.
No Off No DHW available,
but there is heating
operation. The DHW
priority is cancelled
when the fault
message appears.
Display codes
Display code LED on
UBA 3
Other effects
z
Main
display
code
z
Sub
display
code
z
Key to display code
Reset
requi-
red?
Table 24 Display codes