# Blade tip to datum distances

## Step 1. Measure the distance from the left blade tip to the left datum mark

* Attach the tape measure to the tip of the left blade (as shown below).

![](/files/-LAKe6fE3yTp5yzYlV5h)

* Measure the distance from the left blade tip to the white datum mark on the left shaft section.
* In the example image below the measurement is 920 mm.

![the distance here is 920mm](/files/-M0AkXNctNBXr7D4yw0H)

## Step 2. Measure the distance from the right blade tip to the right datum mark

* Attach the end of the tape measure to the tip of the right blade.
* Measure to the distance from the right blade tip to the white datum mark on the right shaft section. 
* In the example image below the measurement is 920 mm.

![the distance here is 920mm](/files/-M0AkXNctNBXr7D4yw0H)

## Step 3. Enter the distances into the 'Blade tip to datum distances' setting

![Blade tip to datum distances](/files/-LPYdwD00pKNtKdbelqG)


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