Chapter 7 – External Keypad
61
Blockage check ( ):
l Preload is enabled and preload is in progress: Green LED
l Preload is enabled but preload is not running: Amber LED
l Preload is not enabled: Red LED
Preload is enabled when all of these are true:
l Manual speed is configured
l System is operational (UT has been uploaded)
l Calibration is not in progress
l In UT mode and not using manual speed
l Master switch is off
l Fan speed is good
l There is at least one tank which satisfies all of these conditions:
l Is active (has been selected)
l Has a product assigned
l Is a granular tank
l Has a non-zero application rate
l Is enabled
l Is proportional drive
Reset ( ):
The reset function resets the Estimated Weight figures on the
calibration wizard, ready for calibration to start over.
The Prime/Preload/C key acts as a reset during calibration mode.
Pressing it during calibration will reset the pulse counts, but only if the
master is off or all tanks are off.
It displays a red LED, but when the reset happens the green LED
flashes to confirm the action.
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