Maytag MWF4200AWS Technické informace

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Whole House
Filtration
System
This Base Manual covers general information
Refer to individual Technical Sheet
for information on specific models
This manual includes, but is
not limited to the following:
Maytag
MWF4100
MWF4200
MWF4300
Service
This manual is to be used by qualified appliance
technicians only. Maytag does not assume any
responsibility for property damage or personal
injury for improper service procedures done by
an unqualified person.
16022684
October 2003
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Strany 1 - Filtration

Whole HouseFiltrationSystemThis Base Manual covers general informationRefer to individual Technical Sheetfor information on specific modelsThis manual

Strany 2

2-2 • To avoid System damage: Ensure that a Stainless Steel Prefilter or Carbon Prefilter is in place during operation of the System. In the absence

Strany 3

6-9 Step 11 - Be sure the water level in the System is approximately ½ way up the prefilter cavity. Add more water using the inlet ball valve if ne

Strany 4

6-10 Step 15 – If using an External Prefilter, drain the External Prefilter Housing (refer to section 5.4.7), insert a new External Prefilter Cartr

Strany 5 - 1 Legal

6-11 67500003 External Prefilter Kit v 67500004 External Prefilter Replacement Cartridge v 67500025 External Prefilter Wrench v 675000

Strany 6

6-12 A damaged System will increase the likelihood that harmful microorganisms will enter the household distribution system and potentially harm the

Strany 7 - 1.2 Legal Disclaimer

6-13 Step 3 - Remove System, insert ¾” plugs from new System onto old System prior to returning to MAYTAG. Step 4 – Label the box appropriatel

Strany 8 - Trademarks

6-14 6.3.2.3 Installing External Prefilter Replacement Step 1 - Close the inlet and outlet ball valve. Turn off the household water. If a bypass

Strany 9 - 2.2 Operational Safety

6-15 Step 7 – After the prefilter housing is completely drained, close the External Prefilter drain valve, remove the hose, and replace the housing p

Strany 10 - 2.4 Winter Storage

6-16 Step 11 – Wipe any debris from the o-ring surface and inner and outer prefilter housing using a clean soft cloth. Step 12 – Insert the new Ex

Strany 11

6-17 serious cases even death. Chlorine bleach must be less than 3 months old. The active percentage reduces with time. To avoid sending sanitizing

Strany 12

6-18 Step 3 – Unplug the Integrity Tester from the power source. Step 4 – Remove the test needle from the System. Step 5 – Replace the test port

Strany 13

2-3 The MAYTAG Whole Home Water Filtration System must be; • tested annually using the integrity test. • operated with either a Carbon or Stainles

Strany 14

6-19 Step 1 – Isolate the MAYTAG Whole Home Water Filtration System by closing the inlet and outlet valves. The entire house without water durin

Strany 15

6-20 Step 7 – Pull the internal prefilter straight up and out of the System and drip dry to remove excess water. If not reusing, place into garbage

Strany 16

6-21 Step 11 – Ensure the System Cap is tightened properly. Step 12 – Open in the inlet valve half way to allow water to enter and pressurize the S

Strany 17

6-22 After the System has soaked, it must be flushed as the sanitizing solution in the water supply may irritate the skin or cause illness if ingeste

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6-23 Step 21 – To eliminate the residual sanitizing solution from the household piping, turn all household cold water taps on full for 5 minutes.

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6-24 Step 3 - Remove cap. (Use pressure gauge first to ensure no System pressure first.) Step 4 - Inspect o-ring for damage or wear and wipe clean

Strany 20

6-25 Step 7 - Pour the MAYTAG MC1 Cleaning Solution into a container with 250 mL (1 cup) of water and mix thoroughly. Pour the solution into the pr

Strany 21 - 3.3 Drinking Water Sources

6-26 Step 13 - Open outlet valve. Step 14 - Dispose of gloves and wash hands. Step 15 - Turn all cold water taps on for 5 minutes. Ask homeowne

Strany 22

7-1 7 Frequently Asked Questions 7.1 What does the MAYTAG Whole Home Water Filtration System do? The System has been specifically designed to physic

Strany 23

7-2 7.5 What can be done to increase my water pressure? Table 7.1 outlines four reasons why water pressure may be lower than normal. Table 7.1 – Poss

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2-4 A bypass system is not required for proper operation of the MAYTAG Whole Home Water Filtration System, however some local plumbing codes may requi

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7-3 7.10 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

Strany 26 - 3.4.4.2 Turbidity

7-4 We would recommend you take extra precautions. Follow these steps during a boil water alert: • Use household chlorine bleach to disinfect the a

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8-1 8 Troubleshooting The following section will help diagnose some of the problems that might occur with the MAYTAG Whole Home Water Filtration Syst

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8-2 “Area” Problem/Situation Correction/Action Base Controller Drain does not function. Push “Next” once. The MANUAL indicator will flash. Press

Strany 29

9-1 9 Shipping and Storage The following sections outline the shipping dimensions, weights and storage precautions that must be taken to ensure that

Strany 30

9-2 9.2 MAYTAG System Parameter Notes New System Packaging – from MAYTAG to Customer’s house Corrugated MAYTAG Box (stapled), foam shipping suppor

Strany 31

9-3 9.4 MAYTAG System Base Parameter Notes New Stand Packaging – from MAYTAG to Customer’s house Corrugated MAYTAG Box (stapled), protected by foam

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9-4 9.6 Carbon Prefilter Parameter Notes New Filter Packaging – from MAYTAG to Customer’s house Cardboard MAYTAG Box (stapled), Filter contained in

Strany 33

9-5 9.8 External Prefilter Installation Kit Parameter Notes New Kit Packaging – from MAYTAG to Customer’s house Corrugated MAYTAG Box (stapled), pr

Strany 34 - 4.2.1 Filtration Spectrum

10-1 10 Service Kit Information and System Drawings 10.1 Parts Assembly Drawing The figure below shows the parts explosion for the MAYTAG Whole Home

Strany 35 - 4.3 MAYTAG

2-5 2.7 Material Safety Data Sheets (MSDS) 2.7.1 MAYTAG MC1 Cleaning Solution (Citric Acid)

Strany 36 - 4.3.7 Stand

10-2 Table 10.1 - System Part Descriptions Name Kit Assembly Critical Spare? Air Vent Yes Cap No SO-ring Yes System Yes Lockring No

Strany 37

10-3 10.2 System Pipe Assembly Drawings The figure below shows the parts explosion for the MAYTAG Inlet, Drain and Outlet Assemblies (respectively f

Strany 38

10-4 Figure 10.4 Outlet Pipe Assembly for Advanced Controller (MWF 4300 AWS) Table 10.2 - System Pipe Assembly Parts Name Kit Assembly Criti

Strany 39

10-5 Figure 10.5 Base Controller Schematic Diagram Table 10.3 - Base Controller Parts List Part Number Name Kit Assembly Critical Spare? 67500005

Strany 40 - 4.5.1 NSF Certifications

10-6 10.4 System Advanced Controller Drawing The figure below shows the parts explosion for the Advanced Controller (MWF 4300 AWS). Table 10.4 detai

Strany 41

11-1 11 Internet Resources and Manufacturer Details 11.1 Internet Resources 11.1.1 System Information and Updates Further System information and upd

Strany 48

i TABLE OF CONTENTS 1 LEGAL...

Strany 49 - 4.6.2.3 Integrity Tester

3-1 3 Introduction to Drinking Water 3.1 Purpose of the MAYTAG Whole Home Water Filtration System Historically, there have been many documented case

Strany 50 - 4.8 Product Specifications

3-2 Figure 3.1 - The Water Cycle 3.3 Drinking Water Sources There are a number of water sources available for drinking water and other household use

Strany 51

3-3 3.3.3 Well Water As with cistern systems, households that use well water systems do not have municipally treated water supplied directly to them.

Strany 52

3-4 3.4 Common Drinking Water Quality Concerns There are many aesthetic and health-related issues associated with drinking water. Factors that affect

Strany 53

3-5 eliminate these unappealing contaminants, since they vary in intensity and duration from year to year depending on a number of environmental facto

Strany 54 - 5.2.3.1 Operational Theory

3-6 3.4.3.2 Particulate Iron Two different processes lead to the formation of particulate iron. Oxygen rich surface waters can enter wells, oxidizin

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3-7 3.4.3.8 Turbidity Existing in all raw water supplies, turbidity is a physical clouding of water. Turbidity can be comprised of mud, silt, clay,

Strany 56

3-8 Table 1a. System design parameters MAYTAG Model and equipment Application Household occupancy (persons) Water use ** (USgpd/ L/d) Raw Water Turbi

Strany 57

3-9 devices use carbon to remove the unwanted chemicals. Very low flow rates and added resins have recently allowed these systems to remove other con

Strany 58

3-10 3.5.4 Point Of Entry (POE) Reverse Osmosis System A larger version of the POU systems, this treatment device delivers reverse osmosis quality wa

Strany 59 - 5.4 Installation

ii 4.4.1 MAYTAG Whole Home Water Filtration Cycle ...4-5 4.4.2 Auto

Strany 60 - 5.4.2 Inside the System Box

3-11 3.5.6 Point of Entry (POE) Ozone A relatively new technology for the consumer market, ozone disinfection technology is becoming an alternative f

Strany 61 - 5.4.3 Removal from Box

3-12 3.5.7.1 POE Chlorine Dosing System Disadvantages The following are a number of notable disadvantages as compared to the MAYTAG Whole Home Water

Strany 62

3-13 3.5.8.2 Point of Entry Water Filtration Review System Capabilities MAYTAG Whole Home Water Filtration ULTRA- Violet Systems Ozone Systems Revers

Strany 63 - Municipal 207 kPa (30 psig)

4-1 4 MAYTAG Whole Home Water Filtration System 4.1 General System Description The core of the MAYTAG Whole Home Water Filtration System is the prop

Strany 64

4-2 4.2 Hollow Fibre Water Filtration Membrane The MAYTAG Whole Home Water Filtration System contains thousands of individual hollow fibre membrane s

Strany 65

4-3 4.2.2 MAYTAG Whole Home Water Filtration System Advantages • Convenience • Unlimited Supply on Demand • Pure Tasting Water • Safer Water •

Strany 66

4-4 4.3.3 Prefilter Housing The Prefilter Housing chamber has been specially designed to house the MAYTAG Carbon Prefilter or Stainless Steel Prefilt

Strany 67

4-5 Figure 4.3 - MAYTAG Whole Home Water Filtration System 4.4 MAYTAG Whole Home Water Filtration System Operation 4.4.1 MAYTAG Whole Home Water Fi

Strany 68

4-6 Figure 4.4 – Water Filtration Cycle 4.4.2 Automatic Front / Backflush Cleaning Cycle (All Models) The Automatic Front / Backflush Cleaning Cycle

Strany 69

4-7 • Backflush – Expels trapped dirt particles from the Water Filtration Membrane pores so that the front flush can carry them to the drain. Figure

Strany 70

iii 7.2 WHERE IS THE MAYTAG WHOLE HOME WATER FILTRATION SYSTEM INSTALLED?...7-1 7.3 DOES THE MAYTAG WHOLE HOME WATER FILTRATION SYST

Strany 71

4-8 empty at which point the automatic valves reverse and filling occurs. Once full, the System is again ready to provide filtered water. Figure

Strany 72

4-9 Models: MWF 4200 AWS and MWF 4300 AWS: Model: MWF 4100 AWS: The MAYTAG Whole Home Water Filtration System and M

Strany 73

4-10 4.5.2 Independent Laboratory Testing Results – Biovir Laboratories The following chart is a summary of the MAYTAG Whole Home Water Filtration Sy

Strany 74

4-11 • It protects and extends the life of the MAYTAG Whole Home Water Filtration System by preventing large, sharp particles from entering the Syste

Strany 75

4-12 4.6.1.2 Factors that Affect Activated Carbon Performance There are a number of factors that limit the ability of activated carbon filters to rem

Strany 76

4-13 4.6.1.4 Stainless Steel Pre- Filter (included with MWF 4200 AWS and MWF 4300 AWS) Figure 4.13 - MAYTAG Stainless Steel Pre- Filter The Stainle

Strany 77 - DRAIN INLET

4-14 When treating surface water sources, the MAYTAG External Prefilter is required. Failure to provide this level of prefiltration may lead to Syst

Strany 78

4-15 The programs are described in more detail below. In each program, typical use patterns are defined as water use of approximately 284 litres/day

Strany 79

4-16 4.6.2.2.1 Advanced Controller Application Summary Table 4.2 - Advanced Controller Applications Program Water Quality Parameters Household Wate

Strany 80 - 5.5 Commissioning

4-17 4.6.2.3 Integrity Tester30 The main function of the Integrity Tester is to ensure that the System integrity meets the high standards of MAYTAG.

Strany 81

1-1 1 Legal 1.1 MAYTAG Whole Home Water Filtration System Warranty You have just purchased one of the leading whole home water treatment systems av

Strany 82

4-18 4.7 MAYTAG Product Matrix MAYTAG Model and equipment Application External Prefilter Required Internal Prefilter Required Controller MWF 4100 A

Strany 83 - 5.5.4 Integrity Test

5-1 5 MAYTAG Installation Instructions The following section outlines the installation overview, the specific tools for installing a MAYTAG Whole Hom

Strany 84

5-2 NOTE: In order to allow only the indoor water to be treated, MAYTAG recommends that a bypass around the MAYTAG Whole Home Water Filtration System

Strany 85

5-3 5.2.1.1 System Configuration for MWF 4100 AWS and MWF 4200 AWS MAYTAG Whole Home Water Filtration System – installed directly after the household

Strany 86

5-4 Specialty Media Filter (not provided) – These types of water conditioners include softeners and manganese greensand filters. Depending on the ty

Strany 87 - 5.5.5 Sanitize System

5-5 Some pressure switches can be adjusted to work for all ranges. Pressure switch quality usually determines how much adjustment can be made. Note

Strany 88

5-6 5.2.5 Municipal, Cistern and Well Sources These sources typically foul less than direct surface water sources since they have far fewer organic p

Strany 89 - 5.5.6.1 Complete Paperwork

5-7 5.3 Installation Requirements The Drinking Water Tool Kit should be maintained in premium condition so that the risk of cross-contamination is m

Strany 90

5-8 5.3.1 Drinking Water Tool Kit Disinfection It is strongly recommended that all tools are disinfected prior to use. Disinfecting tools will red

Strany 91

5-9 Step 3 – Submerse the end of the pressure gauge into the solution and maintain it in an upright position for 5 minutes. Do not submerse entire

Strany 92 - 6 Maintenance

1-2 to work done under normal maintenance, calibration or regular adjustments as specified in operating and maintenance instructions of this manual a

Strany 93

5-10 5.4.2 Inside the System Box The MAYTAG Whole Home Water Filtration System comes equipped with the following components: MWF 4100 AWS MWF 420

Strany 94 - 6.2 Winterization Procedure

5-11 System may be damp and slippery from the preserving process. Be careful not to drop System when removing from the box. Wiping System with a cl

Strany 95

5-12 5.4.4 Pressurizing Backpulse Tank Step 1 – Remove the schraeder valve cap from the backpulse tank. Step 2 – The backpulse tank should be pre-

Strany 96

5-13 Table 5.1 Backpulse Tank Pressure Chart Installation Location Backpulse pressure Municipal 207 kPa (30 psig) Well (20 psig low – 40 psig high c

Strany 97

5-14 Step 5 – Make a final inspection to confirm that the System is level. Step 6 – Tighten the bolts to secure the System to the floor. Step 7

Strany 98

5-15 Step 9 – For surface water systems (MWF 4300 AWS), a check valve must be installed to the ¾” brass nipple on the outlet assembly. Step 10 – T

Strany 99

5-16 Figure 5.4 Diagram for Inlet and Outlet on MWF 4100 AWS and MWF 4200 AWS. Figure 5.5 Diagram for Inlet on MWF 4300 AWS ¾” x ¼” Bushing Test

Strany 100

5-17 Figure 5.6 Diagram for Outlet on MWF 4300 AWS. Step 13 – Label the valves for the inlet and outlet (and bypass if applicable), either on the

Strany 101 - 6.3.1 Replacement Parts

5-18 Step 15 – Fasten the ½” ABS drain hose to the Nylon barb using a hose clamp (not provided). Step 16 – Run the drain hose to the d

Strany 102 - (Inlet for

5-19 5.4.6 External Prefilter Assembly (MWF 4300 AWS) Figure 5.7 Schematic of External Prefilter Assembly The MAYTAG External Prefilter assembl

Strany 103

1-3 The above provisions do not preclude the operation of any applicable provincial or state statute or regulation, which in certain circumstances may

Strany 104

5-20 5.4.6.1 Installing the External Prefilter (Model MWF 4300 AWS) To reduce the risk of severe injury, illness, death and/or property damage, read

Strany 105

5-21 5.4.7.1 Attaching Base Controller to Wall Step 1 – Determine the location where the controller will be mounted. Ensure that the location will

Strany 106 - Drain Valve

5-22 Figure 5.8 Base Controller Schematic Diagram 5.4.7.2 Connect Base Controller to Solenoid Valve Step 1 – Ensure the transformer is not plugged

Strany 107

5-23 Step 3 - Secure the System electrical wires neatly using tie-wraps 5.4.7.3 Plug in and set Base Controller Step 1 – Attach solenoid valve

Strany 108 - 6.4.1 Integrity Test

5-24 Do not use extension cords to hook transformer to power source. Doing so will increase the risk of electrical shocking if the wiring is exposed

Strany 109

5-25 5.4.8 MWF 4300 AWS Controller (Advanced Controller) • Use with waters having turbidity up to 5.0NTU, usually rural water installations. • Has

Strany 110

5-26 Figure 5.9 Advanced Controller Schematic Diagram 5.4.8.2 Connect Controller to Solenoid Valve Be sure the controller is unplugged prior to re

Strany 111

5-27 Step 3 – Double check all connections and labels. Be sure that cords go through the appropriate slot. Step 4 – Replace back cover, insert sc

Strany 112

5-28 Ensure that a flat gasket is installed between the plug adaptor and valve. Failure to install will increase the risk of shock if electrical con

Strany 113

5-29 Activating the Flush Sequence • MUST be active when System is in service **Important Note** – A wave symbol above the colon in Time mode indica

Strany 114

1-4 All MAYTAG Whole Home Water Filtration Products must be installed in accordance with all local building and plumbing codes. The MAYTAG Whole Hom

Strany 115

5-30 Table 5.3 MWF 4300 AWS Controller Program Selection Advanced Controller – MWF 4300 AWS Controller Program Settings Controller-Program Recommended

Strany 116

5-31 Step 1 – Test the System for pressure by removing the test port cap. Step 2 – Insert the pressure gauge into both inlet and outlet test ports

Strany 117 - 6.5 Maintenance Service Tag

5-32 If not properly tightened and/or the o-ring is not properly examined and cleaned, System leaks may occur. System leaks may cause personal injur

Strany 118

5-33 Step 3 – As the System begins to fill with water, air will be heard escaping from the Air vent. When the System is full, no more air will escap

Strany 119

5-34 membranes but due to surface tension of water at the membrane pores, air does not normally pass an intact membrane. Once all the water has been e

Strany 120

5-35 If the Integrity Tester is plugged in and the Integrity Tester solenoid cable is connected to the drain solenoid valve, the flush button on the

Strany 121

5-36 Step 9 – Insert the needle into the outlet test port ensuring the John Guest valve is open. The test port connection must be tightened with a w

Strany 122 - 8 Troubleshooting

5-37 Problem/Situation Correction/Action After the test the tap does not work properly. Be sure the inlet and outlet valves were reopened. Leave the

Strany 123

5-38 Step 3 – Remove the internal prefilter from the bag and install the internal prefilter cartridge (Carbon Prefilter for MWF 4100 AWS and Stainle

Strany 124 - 9 Shipping and Storage

5-39 limit before the next scheduled Maintenance Visit. prior to the next yearly visit may be required. Ensure that the System Prefilter does not cau

Strany 125 - Parameter Notes

2-1 2 Safety 2.1 Safety Instructions Start by reviewing these important safety alert symbols. These safety symbols will alert you to the possibilit

Strany 126

5-40 Controller is mounted to wall, connected, batteries installed and programmed. (section 5.4.7 pg 5-20 or 5.4.8 pg 5-25) Flush time is set for

Strany 127

5-41 Step 5 – Complete the service tag ensuring that all fields are complete. Figure 5.11 Example of the MAYTAG service tag. 5.5.6.2 Final Flushing

Strany 128

6-1 6 Maintenance 6.1 Maintenance Schedule A MAYTAG Services Qualified Service Technician must perform all maintenance on the MAYTAG Whole Home Wate

Strany 129 - 10.1 Parts Assembly Drawing

6-2 MAYTAG Whole Home Water Filtration System Maintenance Schedule (cont.) Required service Part No. Comments Every 6 Mo. Every 12 Mo. Stainless St

Strany 130

6-3 6.2 Winterization Procedure All service and maintenance is to be performed by a MAYTAG Services Qualified Service Technician. Some of the neces

Strany 131 - NOT TO SCALE

6-4 Step 1 - Close the inlet ball valve. If a bypass valve is installed, the bypass valve must remain closed. Step 2 - Completely drain t

Strany 132

6-5 Step 5 - Close the outlet ball valve. Plug the disconnected outlet pipe on the System side with a ¾” MNPT Hex PVC plug at the end of the Sta

Strany 133

6-6 Step 9 - Fill the System with approximately 16 litres (4 US gallons) of –50 oC (-58 F) propylene glycol based plumbing antifreeze to 2” above th

Strany 134 - Name Kit Assembly Critical

6-7 Note: Preservative will provide protection against freezing down to –40°C as long as the proportion of propylene glycol to water is correct. The

Strany 135 - 11.1 Internet Resources

6-8 Step 5 - Open the inlet ball valve and fill the System. Air will escape through the Air Vent on the System Cap. Step 6 - Open the outlet bal

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