Maytag mwf4100aws owner manual Shut off water, Drain the System for 1 minute

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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).

Clockwise

Drain the System for 1 minute

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.

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.

MAYTAG Whole Home Water Filtration System Owners Manual MA1-5

November 2003

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Contents Important see safety warnings and cautions inside Table of ContentsThank you… Dealer and System InformationUsing this Manual … Safety InstructionsOperational Safety Service and Maintenance SafetyOther Safety Precautions Winter StoragePhoto Certifications and Testing Models MWF4200AWS and MWF4300AWSModel MWF4100AWS Service Legal DisclaimerTrademarks Replacement Parts System DescriptionStartup of a new Maytag Whole Home Water Filtration System Maintenance ScheduleSanitizing Your Household Distribution System Model 41004200 Required service Comments Every 6 mo Every 12 Mo 4300MWF4300AWS Shut off water Drain the System for 1 minuteCleaning Remove the cap and internal prefilter from the SystemStainless Steel PrefilterRe-install Internal Model Cleaning Chemical UsedSoak 60 min Replacing the External Sediment Prefilter Cartridge Fill and Flush for 30 minStopcock Page Setting the Controller Base Controller Models MWF4100AWS and MWF4200AWSAdvanced Controller Model MWF4300AWS Choosing a Controller ProgramBase Controller Winterization Procedure Advanced ControllerNovember Drain line components for all models System Inlet line components for MWF4300AWS Before Winter Freeze-upNovember Spring startup and cleansing Prefilter November Cleaning the Stainless Steel Casing Annual Maintenance ChecklistFrequently Asked Questions Possible causes of low water pressure Problem Solution Does the System require electricity?Does the System affect the water pressure? What can be done to increase my water pressure?What happens if the power goes out? How long does the automatic cleaning cycle take?What are the maintenance requirements? How much water is used for flushing?Can it be shut down in winter? How long does the Carbon Prefilter last?What happens if there is a boil water alert in my area? November Troubleshooting Section Problem/Situation Correction/Action SystemSection Problem/Situation Correction/Action System 34/9 41/6Filtration System Warranty Schedule Suggested List Maytag Whole Home Water Filtration System Limited WarrantyPro-rated cost to the homeowner as a % November November