Siemens LMV51 Series Basic Documentation page 218

Error Diagnostic Device
code code
39 01 BU
39 02 BU
39 03 BU
3A --- BU
3B --- BU
40 --- BU
41 --- BU
42 # BU
42 01..FF BU
42 01 BU
42 02 BU
42 04 BU
42 08 BU
42 10 BU
42 20 BU
42 40 BU
42 80 BU
43 # BU
43 01 BU
43 02 BU
43 03 BU
43 04 BU
43 05 BU
43 06 BU
43 07 BU
43 08 BU
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Siemens Building Technologies Basic Documentation LMV5...
HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system
Display
Internal Fault Basic Unit Fault with timer1
Internal Fault Basic Unit Fault with timer2
Internal Fault Basic Unit Fault with timer3
No Burner ID defined No burner identification defined
No Service Password defined No service password defined
Internal Fault Basic Unit Wrong contact position of SR relay
Internal Fault Basic Unit Wrong contact position of ignition
Internal Fault Basic Unit Wrong contact position of BV relay
Internal Fault Basic Unit The diagnostic value is made up of the
following faults or their combinations (the
individual diagnostic codes are added up
in hexadecimal format)
Internal Fault Basic Unit Contact position fault SV-oil
Internal Fault Basic Unit Contact position fault V1-oil
Internal Fault Basic Unit Contact position fault V2-oil
Internal Fault Basic Unit Contact position fault V3-oil
Internal Fault Basic Unit Contact position fault SV-gas
Internal Fault Basic Unit Contact position fault V1-gas
Internal Fault Basic Unit Contact position fault V2-gas
Internal Fault Basic Unit Contact position fault V3-gas
Fault in connection with plausibility
check. For cause of fault, refer to diag-
nostic code
Internal Fault Basic Unit No fuel selection
No Fuel Train defined No defined fuel train parameterized or
undefined type of fuel
Internal Fault Basic Unit Variable "Train" not defined
Internal Fault Basic Unit Variable "Fuel" not defined
Internal Fault Basic Unit Operating mode with LC not defined
Internal Fault Basic Unit Prepurge time gas too short
Internal Fault Basic Unit Prepurge time oil too short
Internal Fault Basic Unit Safety time 1 gas too long
Meaning for the LMV5x system Troubleshooting
Parameterize burner identification
Enter service password
*1)
Check output wiring
Check output wiring
*1)
Select fuel again with the AZL5...
CC1P7550en
13.08.2004