103
8
System Operation
Fault
Code
No.
Restart according to
Description
TRD
EN676
724
0
0
Gas valves open when burning oil
Ü
725
0
0
Oil valves open when burning gas
Ü
726
0
0
Main gas 2 open without main gas 1
Ü
727
0
0
Main gas 1 illegally open
Ü
728
0
0
Main gas valves and ignition valve open too long
Ü
729
0
0
Ignition process taking too long (without pilot burner)
Ü
730
0
0
Maintenance mode without pilot burner
Ü
731
0
0
Ignition valve opened without ignition burner
Ü
732
0
0
Incorrect signal combination during operation
Ü
733
0
0
Incorrect signal combination after operation
Ü
734
0
0
Pre-ventilating time not complied with
Ü
735
0
0
Fuel safety chain missing
Ü
736
0
0
Leak check: both gas valves open
Ü
737
0
0
Seal tightness check: Main Gas 2 delayed for too long at deactivation.
Ü
738
0
0
Leak check: main gas 2 missing
Ü
739
0
0
Seal tightness check: Main Gas 2 open for too long.
Ü
740
0
0
Seal tightness check: Main Gas 1 leaky.
Ü
741
0
0
Seal tightness check: Main Gas 1 open for too long.
Ü
742
0
0
Seal tightness check: Main Gas 2 leaky.
Ü
743
0
0
Flame monitoring: flame after-burn too long
Ü
Burning duration (parameter 789) set to be too short.
744
0
0
Flame monitoring: flame on again
Ü
Summary of Contents for VMS Series
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...