KERN PFB 120-3A Operating Manual page 18

 Put on the third adjustment weight. An audio sound will follow after stability control
and „LoAd 4" will be shown. Take away adjustment weight.
 Place the fourth adjustment weight (max). An audio sound will follow after stability
control and „LoAd 0" will be shown. Take away adjustment weight.
 Ensure that there are no objects on the weighing pan.
An audio sound will follow after stability control and "LoAd 4" will be shown.
 Place fourth adjustment weight again. An audio sound will follow after stability
control and "LoAd 3" will again be shown. Take away adjustment weight.
 Put on the third adjustment weight. An audio sound will follow after stability control
and „LoAd 2" will be shown. Take away adjustment weight.
 Place the second adjustment weight. An audio sound will follow after stability
control and „LoAd 1" will be shown. Take away adjustment weight.
 Place the first adjustment weight. An audio sound will follow after stability control
and „LoAd 0" will be shown. Take away adjustment weight. Ensure that there are
no objects on the weighing pan.
An audio sound will follow after stability control and the weighing scale will change
automatically into weighing mode.
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PFB-BA-e-1741