Milli-Q Millipore, User Manual, Page: 71 / 92

Milli-Q® Reference System 71
Cleaning the Inlet Strainer
Purpose The purpose of the Inlet Strainer is to prevent a large particle from entering the System.
If the Inlet Strainer becomes clogged, then feedwater does not flow freely to the
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.
Registering Follow the steps below to register the cleaning of the Inlet Strainer.
Step Action Diagram
1 Go to STANDBY Mode.
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