7/16
Building Technologies Division
CC1N7138en
18.05.2016
Operation, display, diagnostics
(cont´d)
After lockout, the red fault signal lamp remains steady on. In that condition, the visual
diagnostics of the cause of fault according to the error code table can be activated by
pressing the lockout reset button for more than 3 seconds. Pressing the reset button
again for at least 3 seconds, the interface diagnostics will be activated. If, by accident,
interface diagnostics has been activated, in which case the slightly red light of the
signal lamp flickers, it can be deactivated by pressing again the lockout reset button for
at least 3 seconds. The moment of switching over is indicated by a yellow light pulse.
The following sequence activates the diagnostics of the cause of fault:
EK
> 3 s
Flashing
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
Error code table
EK
> 3 s
Interface diagnostics
PC / analyzer
OCI
4
0
0
EK
< 3 s
71
38
z03
e
/0
904
Reset
On
Visual diagnostics
Fault position
Fault position
Fault position
Error code table of multicolor signal lamp
Blink code «red» of
signal lamp
Alarm at
terminal 10
Possible cause
2 blinks
On
No establishment of flame at the end of «TSA»
-
Faulty or soiled fuel valves
-
Faulty or soiled flame detector
-
Poor adjustment of burner, no fuel
-
Faulty ignition equipment
3 blinks
On
Free
4 blinks
On
Extraneous light on burner startup
5 blinks
On
Free
6 blinks
On
Free
7 blinks
On
Too many losses of flame during operation
(limitation of the number of repetitions)
-
Faulty or soiled fuel valves
-
Faulty or soiled flame detector
-
Poor adjustment of burner
8 blinks
On
Timer supervision oil preheater
9 blinks
On
Free
10 blinks
Off
Wiring fault or internal fault, output contacts, faults
that cannot be detected, such as simultaneous
faults, other faults
During the time the cause of fault is diagnosed, the control outputs are deactivated
Burner remains shut down
Fault status signal (Alarm) at terminal 10, according to the error code table
The diagnostics of the cause of fault is quit and the burner switched on again by
resetting the burner control. Press lockout reset button for about 1 second
(<3 seconds).
Diagnostics of
cause of fault
