104
8
System Operation
Fault
Code
No.
Restart according to
Description
TRD
EN676
745
0
0
Programme check time exceeded.
Ü
746
0
0
Solenoid value switch-off faulty
Ü
747
0
0
Leak check: ventilating into boiler not allowed
Ü
750
0
0
Shut-down on faults via bus.
Ü
751
>88
3
No data transfer via the bus (time-out).
Ü
759
0
0
The "Setting" operating mode exceeded the 24-hour time limit.
760
0
0
Change of curve selection during setting not allowed
H/Ü
761
0
0
Change of curve lasts too long
The curve set change takes too long/could not be performed.
e.g.: The fuel safety chain is missing
763
0
0
different curve selection between the processors
764
1
1
CO-Controller, internal fault no. -
765
0
0
Parameter setting error: The channel for solo-fuel is not to determine.
Check the parametrisation of the channel configuration.
766
0
0
The limited firing rate (maximum firing rate without additional-fuel) does not
exists in the priority curves
Check the programming of the priority curves (assignment of the fuel channels and
their programming).
767
0
0
One parameter of the interpolation type for non-fuels is invalid
Check parameters 390 through 394
768
0
0
The curve set variable for the assigned air channel (1 = priority, 2 = additional
curve) is invalid.
Compare solo curves and priority curves as they possibly have different fir-
ing rate points!
769
0
0
Ignition while mixed fuel operation or burner-start with solo fuel-A
Ignition is permitted only in a solo curve set.
FMS:
Ignition is permitted only with the oil or gas solo curve set, but not with solo fuel A.
770
0
0
Fill-Time for fuel-A too long
791
>88
3
Bus master is in a stop.
Ü
792
>88
3
Bus data length incorrectly configured.
Ü
793
>88
3
Bus master is decoupled.
Ü
800
0
0
Error in parameters, for parameter no.:
H/Ü
888
0
0
Fault block activated !
Summary of Contents for VMS 4
Page 2: ......
Page 119: ...118 10 Appendix...
Page 129: ...128 10 Appendix Fig 10 9 Ger t 4 Ger t 5 with output regulator...
Page 141: ...140 10 Appendix 10 14 Declaration of Conformity...
Page 142: ...141 10 Appendix...
Page 143: ...142 10 Appendix 10 15 Protocol Example...
Page 144: ...143 10 Appendix 10 16 O2 Setpoint Curves...
Page 145: ...144 10 Appendix...