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MAYTAG Whole Home Water Filtration System Owners Manual MA1-5
November 2003
16
To reduce the risk of severe injury, illness, death, and/or property damage, read and
follow all instructions. Use only Maytag Whole Home Water Filtration System
authorized parts where required to repair and service the Maytag Whole Home Water
Filtration System.
All service and maintenance is to be performed by a MAYTAG Services Qualified Service
Technician.
Save enough water for cleaning the Stainless Steel Prefilter prior to beginning this procedure.
Your entire house will be without water during this time. Wear clean waterproof gloves while
completing this procedure.
Shut off water
1. Locate the inlet and outlet ball valves. Refer to Photo 1 (page 6).
These should be labeled.
2. Close the inlet and outlet ball valves by turning them clockwise.
Lever handles indicate ‘off’ position when turned perpendicular to
the water pipe as shown in Photo 2b (page 6).
3. If equipped with a bypass valve, keep the bypass valve closed
during this operation. Failure to properly shut off the water may
lead to serious injury and/ or flooding and/or property damage.
Drain the System
for 1 minute
4. Base controller (Models MWF4100AWS and MWF4200AWS) and
Advanced controller (Model
MWF4300AWS): Press the Next button
once until the ‘Manual’ indicator flashes.
Press and hold the Manual Flush button
for 10 seconds. This will open the drain
valve and hold the drain valve open for 5
minutes. You may hear water flowing
down the drain as the valve opens. You
may toggle the valve closed at any time
during the flush by pressing the Manual Flush button once. Press
the Manual Flush button once after 1 minute to close the valve
and avoid draining the System for this step.
Clockwise