255
9 Faults
No. Description D1 D2 Extra
202 Flame fault during ignition process
Flame is lost during ignition process.
The fault is caused by invalid ignition settings.
– Check ignition point
– Check spark igniter and pilot burner
– Check flame sensor
– Check flame stability
– Check positioning of the flame sensor
– Check fuel valves
– Check fuel supply
– Check stability of the fuel pressure
– Check grounding of sensor cable
– Check flame sensor cable for short circuits/
broken wire
– Check wiring
– Check parameter 302, 303 and 800
Internal
information
Fuel train R = 3, 3, 3, 3
Reset
203 Flame fault during operation
– Check curve settings
– Check flame sensor
– Check flame stability
– Check positioning of the flame sensor
– Check fuel valves
– Check fuel supply
– Check stability of the fuel pressure
– Check grounding of sensor cable
– Check flame sensor cable for short circuits/
broken wire
– Check wiring
– Check parameter 800
Internal
information
R = 1, 1, 1, 1
Reset
204 Invalid configuration
Cold check cannot be deactivated. R = 0, 0, 0, 0
Reset
205 Not permitted fuel changeover while burner is operating.
A fuel change was requested although a change via
OFF is not configured (P807, FE4).
0 0 R = 0, 0, 0, 0
Reset
208 Remote shut-down was triggered.
The Remote shut-down can be triggered by:
Press the BACK button for too long.
Press the ENTER and BACK button simultaneously.
Disconnect the CMS Remote Software in SETTING
mode (after a waiting time of 45 s)
Clicking the icon in the CMS Remote Soft-
ware
– Switch off the burner and restart.
00R = 0
Reset
209 Program monitoring times
The Program monitoring time exceeded (P304, FE0)
(FAT).
0 0 R = 0, 0, 0, 0
Reset
210 Invalid CPI signal
Internal
information
Fuel train R = 0, 0, 0, 0
Reset
211 Ignition position acknowledgement is dropping
The signal ’Ignition position acknowledgement’ is
dropping
Internal
information
Fuel train R = 1, 1, 1, 1
Reset
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