119
10 Appendix
10.5.2 O
2
Trim
Action Mode Position higher
switch
Position lower
switch
Keys / Others
Mode switch-off
O
2
trim
VMS/FMS
STATUS AUTOMATIC or
O
2
TRIM
Channel 3 key (5)
OPEN O
2
TRIM
CLOSE VMS/FMS
O
2
error reset O
2
TRIM STATUS AUTOMATIC O
2
trim mode
Press ENTER (3) and query
cause of error
Channel 3 switch (5) OPEN
Calling up text
messages
O
2
TRIM STATUS AUTOMATIC or
O
2
TRIM
ENTER
Adjusting correc-
tion value
TK FIRING RATE O
2
TRIM Channel key 1
OPEN Excess air
CLOSE Air shortage
Changing O
2
tar-
get value to
’adjust’
SETTING
T STATUS O
2
TRIM Channel key 3
OPEN more O
2
CLOSE less O
2
Calling up O
2
trim
error history
VMS/FMS STATUS AUTOMATIC Channel key 2 upwards / down-
wards, you can view the fault
history with channel key 1, and
call up the text with ENTER
key.
Change setpoint
of burner firing-
rate controller
FIRING RATE CONTROL
MODE
Channel key 3 OPEN and
channel key 4 CLOSE:
When the display blinks with
the channel key 2 UP, set the
setpoint and save with the
ENTER key.