BRP Icon II 3.5” User Manual page 21

Set Calibration Points
Press the up and down arrow buttons to change the calibration point.
IMPORTANT: Have the float on the tank fluid sending unit at the very bottom of its travel
range when setting the fluid level to 0%.
IMPORTANT: Have the float on the tank fluid sending unit at the very top of its travel range
when setting the fluid level to 100%.
NOTE: Not all calibration points have to be set at the same time.
Press the right facing arrow button to set the appropriate calibration point.
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Press the left facing arrow to return the previous screens.
Repeat this procedure for all tanks and all fluid levels to be monitored by this gauge.
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