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MAYTAG Whole Home Water Filtration System
Your Operation and Maintenance Guide
Table of Contents
Dealer and System Information .................................................................. 2
Safety Instructions....................................................................................... 3
Certifications and Testing........................................................................... 7
Service .......................................................................................................... 9
Legal Disclaimer .......................................................................................... 9
Trademarks................................................................................................. 10
System Description ................................................................................... 11
Replacement Parts..................................................................................... 11
Sanitizing Your Household Distribution System .................................... 12
Maintenance Schedule .............................................................................. 12
Replacing the External Sediment Prefilter Cartridge ............................. 19
Setting the Controller ................................................................................ 22
Choosing a Controller Program ............................................................... 23
Winterization Procedure............................................................................ 24
Annual Maintenance Checklist ................................................................. 32
Cleaning the Stainless Steel Casing ........................................................ 32
Frequently Asked Questions .................................................................... 32
Troubleshooting......................................................................................... 37
Specifications............................................................................................. 39
..................................................................................................................... 40
Important: see safety warnings and cautions inside.
MAYTAG Whole Home Water Filtration System Owners Manual MA1-5
November 2003
Owner's Manual
Models:
MWF4100AWS
MWF4200AWS
MWF4300AWS
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Summary of Contents for Maytag MWF4100AWS
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Page 1: Table Of Contents
Trademarks....................10 System Description ................... 11 Replacement Parts..................11 Startup of a new MAYTAG Whole Home Water Filtration System..12 Sanitizing Your Household Distribution System ........12 Maintenance Schedule ................12 Replacing/Cleaning the Internal Prefilter and Cleaning the System ..15 Replacing the External Sediment Prefilter Cartridge ...... -
Page 2: Dealer And System Information
Thank you… By purchasing the MAYTAG Whole Home Water Filtration System you have taken the first step in providing safer, great tasting water for the entire home. The MAYTAG Whole Home Water Filtration System is an advanced Point of Entry (POE) water filtration system that uses ultrafilter membrane technology to provide a physical barrier to bacteria, parasites, viruses and particles. -
Page 3: Important! Read This First
• Permanently locate the manual near the water filtration system. • Periodic checks of the MAYTAG Whole Home Water Filtration System are required to ensure safe and • efficient operation. Annual maintenance by a MAYTAG Services Qualified Service Technician is required to validate the •... - Page 4 System replacement at the owner’s expense. Service and Maintenance Safety To avoid electric shock: Disconnect the AC power from the MAYTAG Whole Home Water • Filtration System before servicing the controller; do not remove the controller cover while System is in use.
- Page 5 The MAYTAG Whole Home Water Filtration System must be kept wet at all times after installation. Failure to do so may cause System to dry and become damaged, which may lead to personal injury, and/or physical damage and will void any warranty.
- Page 6 Photo 1. A bypass system is not required for proper operation of the MAYTAG Whole Home Water Filtration System, however some local plumbing codes may require a bypass. If the System is to be equipped with a bypass, the procedure below may be followed to provide water in an emergency or System malfunction.
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Page 7: Certifications And Testing
NSF International is the world’s leading testing and certification laboratory for water treatment products. Models MWF4200AWS and MWF4300AWS: System Tested and Certified by NSF International against NSF/ANSI 42 and 53 for: •Cyst Reduction •Turbidity Reduction •Particulate Reduction - Class 1 MAYTAG Whole Home Water Filtration System Owners Manual MA1-5 November 2003... - Page 8 The MAYTAG Whole Home Water Filtration System and MAYTAG Whole Home Water Filtration System with Activated Carbon Prefilter should only be installed where the System and the installation complies with state, provincial and local laws and regulations. The MAYTAG Whole Home Water Filtration System and MAYTAG Whole Home Water Filtration System with Activated Carbon Prefilter should only be used to filter water that is cold.
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Page 9: Service
Independently Tested By BioVir Laboratories, Inc. , Benicia, California The MAYTAG Whole Home Water Filtration System has been independently tested by BioVir Laboratories, a California Department of Health (CDH) Approved Laboratory. The test results were: Bacteria Reduction* - greater than 99.99999% Virus Reduction** - greater than 99.7%... -
Page 10: Trademarks
Failure to do so may cause System damage, which may lead to personal injury and/or physical damage. The MAYTAG Whole Home Water Filtration System must be filled with water at all times after installation. Failure to do so may cause System to dry and become damaged, which may lead to personal injury and/or physical damage. -
Page 11: System Description
(25.25”) BACKPULSE TANK AIR BLADDER 51cm VALVE (20”) STAND Replacement Parts Table 1 - Replacement parts used with the MAYTAG Whole Home Water Filtration System Part Description MWF 4100 AWS MWF 4200 AWS MWF 4300 AWS Number 67500001 Carbon Prefilter √... -
Page 12: Startup Of A New Maytag Whole Home Water Filtration System
System. Sanitizing Your Household Distribution System If your new MAYTAG Whole Home Water Filtration System is being used to filter water from sources other than a municipal drinking water supply, your household drinking water distribution system should be sanitized prior to use. - Page 13 MAYTAG Whole Home Water Filtration System and to ensure the limited warranty protection remains in effect. Table 2 outlines the maintenance schedule that should be followed for each Model of the MAYTAG Whole Home Water Filtration System: Table 2 – MAYTAG Whole Home Water Filtration System Maintenance Schedule Required service Part No.
- Page 14 2AA Table 2 – MAYTAG Whole Home Water Filtration System Maintenance Schedule(cont.) *MAYTAG Services Qualified Service Technician must conduct an Integrity Test annually in order to validate the limited warranty. **BP tank pressure setpoint is recorded on page 2.
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Page 15: Replacing/Cleaning The Internal Prefilter And Cleaning The System
Replacing/Cleaning the Internal Prefilter and Cleaning the System All service and maintenance is to be performed by a MAYTAG Services Qualified Service Technician. These instructions describe the procedure Handle for installing, replacing or cleaning the MAYTAG Whole Home Water Filtration System internal prefilter and cleaning of the System. - Page 16 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.
- Page 17 5. After allowing the System to drain for 1 minute, remove the System cap and internal prefilter using the cap wrench (not supplied, available from MAYTAG). To from the System remove, turn counter-clockwise as indicated on the top of the cap.
- Page 18 Do not use hot water during maintenance of the System. It is possible that if a hot water tap is used, high levels of chlorine or MAYTAG MC1 Cleaning Solution will enter the hot water tank and cause personal injury, illness and/or death.
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Page 19: Replacing The External Sediment Prefilter Cartridge
16. Wash hands thoroughly after maintenance work. Replacing the External Sediment Prefilter Cartridge All service and maintenance is to be performed by a MAYTAG Services Qualified Service Technician. Some tools/parts are available from MAYTAG. Wear clean waterproof gloves during this procedure. - Page 20 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.
- Page 21 Disassemble 5. Using the optional External Prefilter Housing Wrench (available from External Prefilter MAYTAG), turn the housing to the left (counter clockwise) to Housing disassemble (Photo 6). Photo 6. Disassembling the External Prefilter Housing 6. Remove the External Prefilter Cartridge from the External Prefilter Housing.
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Page 22: Setting The Controller
The Controller is a timing device that automatically opens the automatic drain valve to provide daily flushing and prevent accumulation of solid material that would result in premature System fouling. The MAYTAG Whole Home Water Filtration System is equipped with either a Base Controller (Models MWF4100AWS and MFW4200AWS) or Advanced Controller (Model MWF4300AWS). The Advanced controller includes the added feature of automated inlet (solenoid) valve control. -
Page 23: Choosing A Controller Program
21USgal/d (80L/d) 1.0NTU, <5% (1135L/d) of time Program 3 Up to 6 <0.5 Peaks to 400Usgal/d 28USgal/d 1.0NTU, <5% (1510L/d) (106L/d) of time Table 5-MWF4100AWS and MWF4200AWS Controller Program Selection MAYTAG Whole Home Water Filtration System Owners Manual MA1-5 November 2003... -
Page 24: Winterization Procedure
All service and maintenance is to be performed by a MAYTAG Services Qualified Service Technician. Some of the necessary tools required are available for purchase from MAYTAG. If the Stainless Steel Prefilter requires cleaning, you may want to collect enough water in a suitable container from a tap for cleaning the Stainless Steel Prefilter prior to beginning this procedure. - Page 25 Do not use hot water during commissioning or maintenance of the System. It is possible that if a hot water tap is used, high levels of factory preservative, chlorine or MAYTAG MC1 Cleaning Solution will enter the hot water tank and cause personal injury, illness and/or death. It is recommended to close the hot water inlet valve during commissioning or maintenance of the System and to reopen the hot water inlet valve at the end of the procedure.
- Page 26 Figure 2 Drain line components for all models. System Drain line Figure 3 Inlet and outlet line components for MWF4100AWS and MWF4200AWS. Inlet or Outlet Port on System MAYTAG Whole Home Water Filtration System Owners Manual MA1-5 November 2003...
- Page 27 1. Close the inlet ball valve. If a bypass valve is installed, the bypass valve Winter must remain closed. Freeze-up: 2. Completely drain the System and household piping. To drain the System use the controller and refer to procedure “Internal Prefilter MAYTAG Whole Home Water Filtration System Owners Manual MA1-5 November 2003...
- Page 28 7. Remove System Cap using the Cap Wrench. 8. Remove Stainless Steel Prefilter (Models MWF4200AWS and MWF4300AWS) or Carbon Prefilter (Model MWF4100AWS). If using a Carbon Prefilter, discard the Carbon Prefilter. If using a Stainless Steel MAYTAG Whole Home Water Filtration System Owners Manual MA1-5...
- Page 29 System. This procedure does not protect the rest of the house from freezing, it only provides necessary precautions for the MAYTAG Whole Home Water Filtration System. Never mix MAYTAG MC1 Cleaning Solution with chlorine bleach.
- Page 30 Note: If the winterization spring start up is combined with the annual maintenance sanitizing/cleaning procedure, the System must soak for 60 minutes. If the System is on well water, the chlorine must be substituted with MAYTAG MC1 Cleaning Solution instead of chlorine bleach. Never mix chlorine bleach with the MAYTAG MC1 Cleaning Solution.
- Page 31 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...
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Page 32: Annual Maintenance Checklist
Check timer clock setting, flush time setting, program choice All service and maintenance is to be recorded on the Service Tag on the MAYTAG Whole Home Water Filtration System. This tag will be filled out by the MAYTAG Services Qualified Service Technician to maintain the limited warranty. - Page 33 If you wish to shut off the water supply to your house while you are away you may simply close the outlet ball valve on the MAYTAG Whole Home Water Filtration System. The MAYTAG Whole Home Water Filtration System will continue to flush daily but water will be unavailable in the house.
- Page 34 What happens if the power goes out? Nothing. The timer has a built in battery backup designed for power failure. The MAYTAG Whole Home Water Filtration System does not require power to filter water and your System will filter water provided adequate water pressure is available at the source. If the power goes out during a scheduled cleaning, the System will return to filtering water and wait for the next scheduled time for cleaning.
- Page 35 Call your local government officials for local directions on water quality, testing, frequency of testing, and guidelines. If the bacteria test indicates that bacteria exists in your home, call MAYTAG Customer Care •...
- Page 36 Yes. In some cases two External Prefilters have been installed. With two External Prefilters, the time to replace the External Prefilter Cartridge is extended by more than twice the original time. MAYTAG Whole Home Water Filtration System Owners Manual MA1-5 November 2003...
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Page 37: Troubleshooting
The following section will help diagnose some of the problems that might occur with the MAYTAG Whole Home Water Filtration System. This guide is provided for information purposes only. Call your MAYTAG Customer Care for assistance if there are any concerns with the MAYTAG Whole Home Water Filtration System. - Page 38 5 minutes. To toggle the valve closed at any time press the “manual flush” button once. If the valve still does not open, it is possible the valve may need to be replaced. Call MAYTAG Customer Care. MAYTAG Whole Home Water Filtration System Owners Manual MA1-5 November 2003...
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Page 39: Maytag Whole Home Water Filtration System Operational Specifications
MAYTAG Whole Home Water Filtration System Operational Specifications Table 6 indicates the operational limitations of the MAYTAG Whole Home Water Filtration System. Table 6 – Operational Limits of the System Recommended Max Flow Rate Per/min (LPM/USgpm) …………………………………………………. 17/4.5 MWF4100AWS …………………………………... -
Page 40: Maytag Whole Home Water Filtration System Limited Warranty
You have just purchased one of the leading whole home water treatment systems available. As an expression of our confidence in Maytag Whole Home Water Filtration System, your drinking water system is warranted to the original end user against defects in material and workmanship when: It has been installed in accordance with Maytag specifications by a Maytag Services Qualified Service •... - Page 41 Maytag. The owner is responsible for any repairs or replacements that are not covered by this warranty. Maytag reserves the right to make changes in design or add any improvements on any product. The right is always reserved to modify equipment because of factors beyond our control and government regulations.
- Page 42 The MAYTAG Whole Home Water Filtration System must be; • kept wet at all times after installation. • winterized prior to temperatures falling below 0°C (32 F). • tested annually using the integrity test. • operated with a prefilter. Failure to do so may cause System to dry and become damaged, which may lead to personal injury, and/or physical damage and will void any warranty.