18 Operation
Mk8 MM Manual Page | 342
18.14 Bottom Blowdown Screen
Figure 18.14.i Bottom Blowdown
Press on the bottom blowdown servomotor in the Home screen Figure 18.1.i to view the Bottom Blowdown
screen, showing the bottom blowdown servomotor position, and when the next bottom blowdown is due. The
bottom blowdown log stores the last 128 blowdowns, with the following information:
• Type of blowdown – scheduled, manual
• Date and time blowdown scheduled
• Date and time blowdown occurred
• Number of repeats the and duration of blowdown
If a manual trigger has been set for the bottom blowdown (expansion option 61), then when the next
blowdown is due, the button must be pressed for the valve to blowdown. The status will then
showing ‘waiting trigger’ until this is pressed or a line voltage input is detected on terminal MB on the bottom
blowdown module. If the blowdown is not triggered, the log will show the scheduled blowdown as being
‘missed.’
To set the bottom schedule, please refer to section 18.18.9.
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