8.4.3 SENSOR
CALIBRATION
The grease level sensor calibration is based upon sensing the water level in the tank.
Therefore, the tank should not have had any grease introduced in the last hour and as
much of the grease as possible must be removed before performing the calibration
sequence.
Once the calibration mode is entered, a timer starts and if no button presses entries are
detected for 30 minutes the unit will go to back to Automatic or Manual mode.
Press of Cal Mode button and the following message to appear:
LAST CAL.: XX/XX/XX
PRESS ENTER TO START
PRESS ANY OTHER KEY
TO EXIT
Pressing any button other than enter will exit to normal operation.
Pressing the Enter button will display:
1.FILL TANK TO LEVEL
ONE MARK (LOWER)
THEN PRESS ENTER TO
RECORD LEVEL ONE
At this point adjust the water level in the tank to the level one calibration mark. Typically
the water level is 4” inches below the bottom of the outlet pipe.
After the desired water level is reached press the Enter button. The controller will
display:
READING LEVEL ONE
CALIBRATION –WAIT-
Reading the calibration level may take up to 30 seconds. After the level calibration is
read, the display cycles to:
LEVEL 1 CAL.
SUCCESSFUL
Display cycles after a few seconds to:
GI-2000 Manual V2.3
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2.FILL TANK TO LEVEL
TWO MARK (UPPER)
THEN PRESS ENTER TO
RECORD LEVEL TWO