Siemens LMV 5 Series, Technical Instructions, Page: 266 / 374

Error
Code Diag.
Code
Device Display Meaning for the LMV5x System Corrective Action
F0 Any #
Internal Fault
Basic Unit
Plausibility fault during calculation of interpolation values
1) If fault occurs sporadically: Reduce electrical noise.
2) If fault occurs constantly: Replace LMV5.
Any # Internal fault during calculation of precontrol
01 -
02 -
03 -
04 -
05 -
06
Internal fault calculation of precontrol. Undefined value in the
curves used for the calculation
07
Internal fault calculation of precontrol. Undefined value for a
type of fuel parameter
Any #
Code for faulty temperature values from
O2 module when calculating the air rate change
See diagnostic code.
07 O2 module has delivered invalid value If fault occurs constantly: Replace LMV5
08
Flue Gas Temp
too high
Flue gas temperature outside the permissible value range
Increase parameter MaxTempFlGasGas(Oil) or
decrease flue gas temperature.
0A
QGO in Heating-
up Phase
QGO probe not yet sufficiently heated up
Check the temperature of the O2 Sensor via parameter
QGO SensorTemp . The sensor needs to be a
minumum of 1202 ° F to operate properly. Wait up to 20
minutes for sensor to reach operating termpeature.
Fault with Base Unit (LMV5) or Connected Components
F1
Internal Fault
Basic Unit
1) Check to make sure that all curves (Ratio control, O2
guard, and O2 control) are defined at every point in the
firing range. If the ratio control curve has 12 points, the
O2 guard must have 12 points, and the O2 trim must
have 11 points.
LMV5
F2
Internal Fault
Basic Unit
Section 7 Page 58 SCC Inc.
HOME
HOME