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TROUBLESHOOTING GUIDE

Water Leaks at Push-In Connections:

Push tubing in as far as it will go. If leaking continues, shut off water at the cold water supply valve and remove water line 

by pushing in on the connector collet while pulling the tubing away.  Inspect tubing for cracks and scratches.  If tubing is 

cracked or scratched, simply cut that portion away and reinsert tubing into push-in fitting.

Make sure tubing is cut squarely.  If not, recut correctly.  Please refer to Figure 3.

If water leaks, please verify that the o-rings are properly seated in their grooves.

Water Does Not Flow From The Drinking Water System Faucet:

Check to see if the main water line valve is open, allowing water to flow to the filter. Make sure the connections are 

not reversed.

Water Appears Cloudy or Air Comes Out of the Drinking Water System Faucet:

Flush filter for a minimum of 4 gallons (approximately 5 minutes).

LIMITED WARRANTY

3M is a trademark of 3M Company.
© 2009 3M Company.  All rights reserved.
INSTR8027 0909

Manufactured by 3M

400 Research Parkway

Meriden, CT 06450

1-877-238-9119

www.3MCleanerWorld.com

Limited Warranty: 

 3M Purification Inc. warrants this Product  will be free from defects in material and manufacture 

for the following periods from the date of purchase:   Five (5) years for the Product, except for the replacement filter 

cartridge and membrane, which are warranted for one (1) year.  This warranty does not cover failures resulting from 

abuse, misuse, alteration or damage not caused by 3M or failure to follow installation and use instructions. No warranty 

is given as to the service life of any filter cartridge or membrane as it will vary with local water conditions and water 

consumption.  If the Product fails to satisfy this Limited Warranty during the warranty period, 3M will replace the Prod-

uct or refund your Product purchase price.   This warranty does not cover labor.  The remedy stated in this paragraph is 

Customer’s sole remedy and 3M’s exclusive obligation.  

This warranty gives you specific legal rights, and you may have other rights which may vary from state to state, or coun-

try to country.  For any warranty questions, please call 1-877-238-9119 or mail your request to: Warranty Claims, 3M 

Purification Inc., 400 Research Parkway, Meriden, CT 06450.  Proof of purchase (original sales receipt) must accom-

pany the warranty claim, along with a complete description of the Product, model number and alleged defect. 

Limitation of Liability:

  3M will not be liable for any loss or damage arising from this 3M product, whether direct, 

indirect, special, incidental, or consequential, regardless of the legal theory asserted, including warranty, contract, negli-

gence or strict liability.  Some states and countries do not allow the exclusion of limitation of incidental or consequential 

damages, so the above limitation or exclusion may not apply to you.  

Summary of Contents for 3MDW301

Page 1: ...Homeowner Please retain for operation and future maintenance instructions Installation and Operating Instructions For 3MDW301 Advanced Drinking Water System 3M Clean Water Solutions...

Page 2: ...risk associated with property damage due to water leakage Read and follow Use Instructions before installation and use of this system Installation and use MUST comply with all state and local plumbing...

Page 3: ...FE tape Drinking water faucet Standard and designer faucet options are available at www 3MCleanerWorld com GETTING STARTED Typical Installation Example Drinking Water Faucet Not Included 1 4 Feedwater...

Page 4: ...T INSTALLATION Metal Bezel Rubber Washer 1 Metal Bezel Rubber Washer Countertop 2 Metal Bezel Rubber Washer Countertop Plastic Backing Spacer Star Washer Hex Nut 3 Metal Bezel Rubber Washer Countertop...

Page 5: ...ting screws supplied 5 Cut tubing straight with a razor knife See Figure 3 Determine length of tubing required from filter head assem bly to feedwater adapter and from the filter head assembly to the...

Page 6: ...ube from head is a filter vent tube outlet DO NOT remove kink or obstruct white tube Push In Push In Figure 4 IMPORTANT INSTALLATION INSTRUCTIONS CONTINUED 6 1 Install batteries included Remove the ba...

Page 7: ...PLACEMENT INSTRUCTIONS CAUTION To reduce the risk associated with property damage due to water leakage The disposable filter cartridge MUST be replaced every 12 months at the rated capacity or sooner...

Page 8: ...r cartridge and membrane which are warranted for one 1 year This warranty does not cover failures resulting from abuse misuse alteration or damage not caused by 3M or failure to follow installation an...

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