Lamtec ETAMATIC, Manual, Page: 86 / 136

85
9 Appendix
H1

Fault 600
The control unit has locked up

Call-up running text and follow it’s instructions
Check wiring and extend signal transmitters e.g.
–
safety interlock chain boiler
– safety interlock chain gas
– air pressure monitor
– safety interlock chain oil (special function)
– fuel selection (special function)
– external high firing-rate acknowledgement
– external ignition position acknowledgement
Check motor limit stops
otherwise
Extend program monitoring time

see P 777 (only with level 1 access), see also E14
H4

Fault 607
The ignition position acknowledgement signal drops during the ignition sequence

(terminal 74)
NOTICE!
The ignition position acknowledgement signal must be present up to the end of the ignition
sequence (to the end of the 2
nd
safety period).
H7
If fault appears directly before ignition:
Maybe the oil pump has not enough time to build up pressure

Parameter 782
H8

Fault 734
For one of the processors the pre-ventilation is still running while the other one already termi-
nated the pre-ventilation.
Check high load indication

Re-enter range limits