Specifications

1-16
Buttons and LED’s
Manual – This button is used to toggle between auto and manual filtration mode. A corresponding
LED is lit when in Manual mode. When pressed, a message will be sent to all vats, indicating the
mode has changed.
The following buttons are inoperable in auto mode:
Select - This button is used to scroll through available vats, choosing one to be manually filtered.
Drain – This button is used to open and close the drain on the vat indicated on the display. It’s
embedded LED indicates activity:
Slow blink: Awaiting response from the AIF board.
Constant Illumination: Drain open.
No Illumination: Drain closed.
Rapid Blink: No response from the AIF board.
Return – This button is used to open and close the return valve on the vat indicated on the display.
It also turns on and off the pump. It’s embedded LED indicates activity:
Slow blink: Awaiting response from the AIF board.
Constant Illumination: Return valve open.
No Illumination: Return valve closed.
Rapid Blink: No response from the AIF board.
The pump is turned off first before closing the return valve or the valve will open first before turning
on the pump.
1.11.1 Manually Draining, Refilling or Filtering using the MIB board
Press the manual/auto switch to set to manual.
The LED on the manual key will illuminate and
a vat number is displayed (see Figure 6).
Figure 6
Press the vat selector switch to change vats (see
Figure 7).
Figure 7
Pressing the drain or return switch illuminates
and activates the drain or return valve for the vat
indicated. Pressing both allows filtration (see
Figure 8).
Pressing the manual/auto switch will return to
automatic mode.
Figure 8