Siemens LMV5 Series Technical Instructions page 245

Error Diag.
Device Display
Code Code
Any #
01
52 Internal Fault
02
Basic Unit
03
53 01
Any #
00
01
02
03
04
05
LMV5
06
Invalid
57
parameterization
07
08
09
0A
0B
0C
Section 7
Meaning for the LMV5x System
Fault with Base Unit (LMV5)
Stack error
Stack overflow
Value dropped below preset minimum limit
Test values in stack range exceeded
Faulty reset state has occurred
Invalid parameter setting.
AND NOT ("& /") settings are not permitted in the gas
extraneous light phases
AND NOT ("& /") settings are not permitted in the oil
extraneous light phases
AND NOT ("& /") settings are not permitted in the gas pilot
phases
AND NOT ("& /") settings are not permitted in the oil pilot
phases
AND NOT ("& /") settings are not permitted in the gas operating
phases
AND NOT ("& /") settings are not permitted in the oil operating
phases
The temperature-compensated flue gas recirculation function is
not permitted
The high-temperature flame safeguard function is not permitted
The external flame safeguard function is not permitted
The flue gas recirculation function is not permitted
The VSD / auxiliary actuator 3 function is not permitted
The cooling in standby function is not permitted
X5-03 double assignment: External load controller via contact
(operating mode 1) / deactivation O2 and startup stop phase 36
Page 37
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Corrective Action
If fault occurs sporadically, reduce electrical noise.
If fault occurs continuously, replace LMV5.
See corrective action based on diagnostic code.
Correct the setting for the SensExtralGas parameter.
Correct the setting for the SensExtralOil parameter.
Correct the setting for the SensPilotPhGas parameter.
Correct the setting for the SensPilotPhOil parameter.
Correct the setting for the SensOperPhGas parameter.
Correct the setting for the SensOperPhOil parameter.
This function is only enabled for the LMV52.4. Setting
FGR-Mode to Temp.comp, TCautoDeact, deactMinpos,
or auto deact. is not permitted.
This function is only enabled for the LMV50. Setting
HeavyOilDirStart to "HTempGuard" is not permitted.
This function is only enabled for the LMV50 and
LMV52. Setting HeavyOilDirStart to "ext.FlameGd" is
not permitted.
This function is only enabled for the LMV50, LMV51.3,
and LMV52. Changing FGR-Mode from "deactivated"
is not permitted.
This function is only enabled for the LMV50, LMV51.3,
and LMV52. Setting AuxActuator to VSD and / or
AUX3 is not permitted.
This function is only enabled for the LMV50. Setting
Config X5-03 to "CoolfctStby" is not permitted.
Adjust LC_OptgMode or Config X5-03 to prevent the
double assignment.
SCC Inc.