Lamtec CMS, Manual

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258
9 Faults
No. Description D1 D2 Extra
230 The flame signal is missing after the safety time.
If flame OFF appears within 3 s after ignition, fault 10
is indicated; after that, fault 4 is indicated subse-
quently.
– 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 801
Internal
information Fuel train R = 1, 1, 1, 1
Reset
231 Loss of the permanent pilot flame 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 801
Internal
information 0 R = 1, 1, 1, 1
Reset
232 Oil pressure is too low.
– Is fuel available?
– Check oil filter
– Check oil pressure switch
– Check oil pressure
– Check oil controller
Internal informa-
tion Fuel train R = 0, 0, 0, 0
Reset
233 Carry out burner maintenance
A missing burner maintenance causes a fault shut-
down.
– A reset of the maintenance counter occurs due
to a change of parameter P10 or P11.
FE2 is required.
0 0 R = 0, 0, 0, 0
Reset
234 The signal BURNER ON/OFF from the operating unit
drops without permission.
– A restart is required
0 0 R = 0
Reset
235 The remote fault reset was performed in a too short
interval.