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7.3.5.2 Zeroing Procedure 
Zero the EFCS flowmeter as follows: 
1.   Select [Main] > [General] > [Zero Flow Meters] to go to the screen as shown in the 
following figure.   
 
 
2.   Select [Begin]. The zeroing screen as shown in the following figure is displayed. During 
the zeroing process, you can select [Cancel] to cancel zeroing.