Maytag MWF4100AWS Operation And Maintenance Manual page 31

17. Flush to drain for 5 minutes using the controller (refer to step 8 above).
Note: The water may taste slightly different for the first few days but will not be
harmful if procedures are followed. It is recommended that first thing in the
morning for the first two days after this procedure is complete, leave a cold water
tap on full for 30 minutes.
MAYTAG Whole Home Water Filtration System Owners Manual MA1-5
November 2003
Open the outlet ball valve. Open a nearby cold water high demand tap for
30 minutes.
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