Worcester GB162-65 Installation And Servicing Instruction page 76

DISPLAY INFORMATION
Main Sub
display display
z z
code code
[6/c/\| [3/0/6|
e e
e [6/l/\| e [2/2/9|
[6/p/\| [2/6/9|
e e
e [6/y/\| e [2/0/3|
[7/c/\| [2/3/1|
e e
[7/l/\| [2/6/1|
e e
e [7/l/\| e [2/8/0|
e [8/y/\| e [2/3/2|
2)
[8/8/8|
e [9/a/\| e [2/3/5|
e [9/h/\| e [2/3/7|
[9/h/\| [2/6/7|
e e
Table 24 Display codes
76
Display codes
Display code
Key to display code
z
e
Fault:
An ionisation current has been measured
after the burner shut down.
e
Fault:
The system has detected an insufficient
ionisation current during the operating
phase.
e
Fault:
The glow ignitor was activated for more than
10 minutes.
e
Fault:
The ionisation current is too high.
e
Fault:
The power supply was interrupted during a
locking fault 4A, 4C, 4E, 4F, 4L, 4P, 4U, 4Y.
e
Fault:
The UBA 3 is defect.
e
Fault:
The UBA 3 is defect.
Operating phase:
The external switch contact is open.
Start-up phase:
The boiler starts up after activation of the
mains power supply or completion of a
system reset. This code is displayed for a
maximum of 4 minutes.
e
Fault:
The UBA 3 or the KIM is defective.
e
Fault:
The UBA 3 or the KIM is defective.
e
Fault:
The UBA 3 or the KIM is defective.
LED on Other effects
UBA 3
Reset
requi-
red?
Yes flashing No heating operation
1 Hz and no DHW.
5) 6)
7) 8)
No Off
4) 5)
Yes flashing No heating operation
1 Hz and no DHW.
5) 6)
7) 8)
Yes flashing No heating operation
1 Hz and no DHW.
Yes flashing No heating operation
1 Hz and no DHW.
5) 6)
7) 8)
Yes flashing No heating operation
1 Hz and no DHW.
5) 6)
7) 8)
Yes flashing
1 Hz
5) 6)
7) 8)
Off No heating operation
and no DHW.
On
Yes flashing No heating operation
1 Hz and no DHW.
Yes flashing No heating operation
1 Hz and no DHW.
Yes flashing No heating operation
1 Hz and no DHW.
6 720 648 726 (2011/07)