Lamtec FMS 4 User Manual

107
FMS Fault Correction Control Unit Faults (H)
Aids
H1 The control unit has locked up
Fault 600 - call-up running text and follow instructions there
Check wiring and external signal transmitters e.g.
safety interlock chain boiler
Check motor limit stops
otherwise
Extend program monitoring time
see parameterisation, parameter 777 (only with level 1 access)
See also E14
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H2 The flame signal does not appear during the ignition process (terminal 8)
Fault 001 009 (or with separate ignition flame monitor terminal 7)
003 010 Check wiring
005 604
006 Check ignition transformer and, where necessary, pilot burner
007
008 Check flame sensor
The exact time after igniten is 3 sec., afterwards H004 appears.
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H3 On the FMS the parameters can be set so that the gas >min monitor is also
Fault 606 monitored in oil operation.
Check gas pressure monitor
Alter configuration (parameter 761)
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H4 The ignition position acknowledgement signal drops out during the ignition
Fault 607 sequence (terminal 74)
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The ignition position acknowledgement signal must be present up to the end of
nd
the ignition sequence (to the end of the 2 safety period).
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H5 On the FMS the parameters can be set so that instead of the "Re-circulation
Fault 605 On” signal (terminal 6), an oil pressure > min signal is monitored.
Check oil pressure monitor
Alter configuration (parameter 762)
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H6 The monitoring processor checks the control unit cycle for plausibility. It has
Fault 711 - 745 detected a fault in the cycle.
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safety interlock chain gas
air pressure monitor
safety interlock chain oil (special function)
fuel selectionl (special function)
external high firing rate acknowledgement
external ignition position acknowledgement

Lamtec FMS 4 Specifications

General

Brand	Lamtec
Model	FMS 4
Category	Controller
Language	English