Siemens LMV51 Series, Basic Documentation, Page: 238 / 299

238/301
Siemens Building Technologies Basic Documentation LMV5... CC1P7550en
HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system 13.08.2004
Error
code
Diagnostic
code
Device Display Meaning for the LMV5x system Troubleshooting
A6 A0 LC Internal Fault Load Controller XP smaller than min. value *1)
A6 A1 LC Internal Fault Load Controller XP larger than max. value *1)
A6 A2 LC Internal Fault Load Controller TN smaller than min. value *1)
A6 A3 LC Internal Fault Load Controller TN larger than max. value *1)
A6 A4 LC Internal Fault Load Controller TV smaller than min. value *1)
A6 A5 LC Internal Fault Load Controller TV larger than max. value *1)
A6 A6 LC Internal Fault Load Controller Parameter outside the permissible range *1)
A6 A7 LC Inadmissible Selection aux Sen-
sor Cold Start Inadmissible selection of the auxiliary
sensor When using the auxiliary sensor for the cold start, a tem-
perature or pressure sensor must be selected at input 2.
Parameter: Sensor Selection (TempSensor, PressSensor)
A6 B0 LC Internal Fault Load Controller Red/Inv fault with float variables *1)
A6 B1 LC Internal Fault Load Controller Red/Inv fault of a Red/Inv variable *1)
A6 B2 LC Internal Fault Load Controller Fault during key value check *1)
A6 B4 LC Internal Fault Load Controller Fault in fault routine *1)
A6 B5 LC Internal Fault Load Controller Step to invalid interrupt vector *1)
A6 B6 LC Internal Fault Load Controller Time block too long: Time block 0 *1)
A6 B7 LC Internal Fault Load Controller Time block too long: Time block 1 *1)
A6 B8 LC Internal Fault Load Controller Time block too long: Time block 2 *1)
A6 B9 LC Internal Fault Load Controller Time block too long: Time block 3 *1)
A6 BA LC Internal Fault Load Controller Time block too long: Time block 4 *1)
A6 BB LC Internal Fault Load Controller Time block too long: Time block 5 *1)
A6 BC LC Internal Fault Load Controller Time block too long: Time block 6 *1)
A6 BD LC Internal Fault Load Controller Time block too long: Time block 7 *1)
A6 C0 LC Internal Fault Load Controller CRC fault in page *1)
A6 E0 LC Internal Fault Load Controller Identpower *1)
A6 E1 LC Internal Fault Load Controller Controller parameter KP *1)
A6 E2 LC Internal Fault Load Controller Scanning time *1)
A6 EA LC Internal Fault Load Controller Invalid branch in eeprom module() *1)
A6 EB LC Internal Fault Load Controller Invalid branch in eeprom module() *1)