LIST OF PHASES
Phase number LED Operation
LOC OFF Lockout phase
Stand-by
OFF OFF Stand-by, wait for heat request
P08 OFF Voltage on/phase test (e.g. detection test)
Startup
P21 Yellow
Safety valve ON, air pressure switch in rest posi-
tion. POC closing check (Time-out/lockout after 5
seconds)
P21 Yellow Fan motor rpm reduced to zero.
P22 Yellow
Part 1 - fan motor ON. Part 2 - air pressure switch
specied time. Signal (Time-out), air pressure
switch stabilisation
P24 Yellow Stabilisation time, fan motor pre-ventilation rpm
P30 Yellow
Part 1 - pre-ventilation time without extraneous light
test *1. Part 2 - pre-ventilation with extraneous light
test (2.1 sec)
P36 Yellow Rpm stabilisation time, fan motor ignition load rpm.
P38 Flashing yellow Pre-ignition time
P40 Flashing yellow Post-ignition time
P42 Green Flame detection
P44 Green
Interval: end of safety time and load standard
activation
Operation
Xx Green
Operation (modulation), display of the actual load in
percentage (%)
Decommissioning
P10 OFF Home run
P72 Yellow Stabilisation time, fan motor post-ventilation rpm
P74 Yellow Post-ventilation time *2
Seal control
P80 Yellow Empty the test section
P81 Yellow Atmospheric pressure test
P82 Yellow Fill the test section
P83 Yellow Gas pressure test
Safety deactivation phases
P01 Yellow/Red Under voltage/over voltage
P02 Yellow
Safety deactivation (e.g. safety circuit open)
-->lockout
P04 Green/Red Extraneous light in stand-by
P90 Yellow
Gas pressure switch - min open -->safety deactiva-
tion and start-up lockout
ENGLISH
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