Lamtec ETAMATIC, Quick Reference, Page: 10 / 26

9
6 Operation
6.1.3 Calling Fault History O
2
trim
Display:
The display hides the O
2
history automatically after 5 sec. O
2
trim faults, which last for more
than 30 sec are stored. They are only stored in the EEPROM once the fault is cleared up or
the ETAMATIC leaves the operating mode or control or base firing rate.
6.1.4 Calling CO/O
2
Control Text Messages
Switch display to O
2
trim
The CO display replaces the O
2
display as soon as CO control is active.
The following additional information would be displayed to the O
2
actual value and CO value:
Switch over to fuel/air ratio control mode, if necessary press M.
Use key 4 and 5 to browse the fault history.
1 147 1 000 487
current fault internal firing
rate
curve set operating hours
press key "RESET"
press key M
press key "ENTER" to call up the text messages
press key "ENTER" again back
O
2
Display CO Display
O
2
actual value O
2
setpoint O
2
actual value CO
e
value