2002 by ELTRA GmbH Germany – January 2002 – Service Manual OH 900 / ON 900 / ONH 2000
3.14-3
Replacing the flow sensor:
Remove tubes ( 2 ) and ( 3 ) from the flow sensor ( 6 ), by loosening screws ( 1 ).
Disconnect the 9 pin plug
Remove the screws ( 4 ), remove the block ( 5 ); now the flow sensor ( 6 ) is loose.
Replace the flow sensor ( 6 ), re-install in reverse order.
Finally adjust the flow rate ( see
2. 1
).
6
4
5
2
3
2/3
6
1
3-14-1
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