Xylem Alyza IQ PO4-XYZ, Operation Manual, Page: 53 / 172

Alyza IQ PO4 Commissioning
53
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Switching off the
power supply
Removing the
mounting plate
3 Switch off all filtration pumps (STOP).
4 Switch off the 24 V power supply.
5 Switch the power line potential free.
6 Unscrew the 2 fixing screws of the cover (on the top right side in the
housing) and remove the cover of the ACM.
If the filtration pumps have already been in operation, sample liquid
may escape when the tubes and liquid lines are unscrewed. Provide
a collecting container in such a case.
7 Remove the cable connections and the connections of the tubes and liq-
uid lines from the mounting plate:
 Unplug the 2 cables from the switch box.
 Unscrew the sample tubes from the overflow vessels.
 Unplug the blue intake lines of the filtration units.
 Pull the sample overflow tubes out of the collection funnel.
8 Remove the mounting plate:
 Unscrew the 2 fixing nuts (3) at the bottom of the mounting plate.
 Unscrew the 2 fixing screws (2) to the upper edge of the mounting
plate.
Secure the mounting plate against falling out.