Edge [ii] Controller Operation Manual
SECTION 7
– UNIT STATUS
OMM-139_E
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172
of
196
b)
SSOV Open
– The check box turns green if the SSOV opened in the required 4
second time period. The time it took appears next to the check box. If the SSOV does
not open with 4 seconds, the box turns red and the unit displays a fault message.
c)
Ignition Trial #
– Displays current trial attempt (from 1 to 3) and begins a timer,
starting at 0 once the SSOV is proven open. The check box turns green if flame is
proven within 4 seconds or turns red if flame is
not
proven. If the trial is not successful,
the trial number is incremented, and the timer is reset. If the flame is not proven after 3
unsuccessful attempts, a fault message appears, as shown below.
Figure 7.1.6: Ignition Sequence - Screen 6, Summary with Fault Message
2. Once flame is proven:
•
The
Ignition
box turns green.
•
Flame Proven
appears with green checkmark box and the time it took for flame to be
proven.
•
The
Summary
and all parameters are automatically saved, including the ignition flame
strength, SSOV time to open and ignition time
3. The
Summary
screen disappears within 5 seconds (unless you press
Home
or
Back
).
However, it remains available in the round-robin operating screen pages until the next
successful ignition.
FAULT
MESSAGE