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Cleaning the Inlet Strainer
Purpose
• The purpose of the Inlet Strainer is to prevent a large particle from entering
the Milli-Q System.
• If the Inlet Strainer becomes clogged, then feedwater does not flow freely to
the Milli-Q System.
• Cleaning the Inlet Strainer removes any trapped debris.
When
• The Inlet Strainer should be cleaned when the following Alert message is
displayed.
− Alert message = EXAMINE INLET STRAINER
• The Inlet Strainer should also be cleaned whenever you suspect it is
clogged.
Procedure
Follow the steps below to clean the Inlet Strainer.
Step Action
1 Go to STANDBY Mode.
2 Shut off the feedwater supply.
3 Unscrew the Inlet Strainer from the feedwater supply.
4 Detach the tubing on the other end of the Inlet Strainer.
5 Flush water backwards through the Inlet Strainer.
6 Apply 3 to 4 turns of new white tape to the threads of the
feedwater pipe.
7 Screw the Inlet Strainer back onto the feedwater pipe.
8 Attach the tubing to the other end of the Inlet Strainer.
9 Open the feedwater supply valve.
10 Go to READY Mode.
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