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Step 1

Step 2

Step 3

Step 4

Step 1. Close shut off valves before (inlet) and after (outlet) filter head. Depressurize filter.

 

Step 2. Grasp head and cartridge securely, and turn used cartridge slowly to the left. If water line has not  

 

been properly depressurized, a small discharge of water may occur. Gently pull cartridge    

 

straight out and discard.

Step 3. A

lign tabs of new cartridge with head and insert new cartridge into head. Turn cartridge to the right   

 

 until the filter stops.

 

Step 4. Place the inlet shutoff valves in regular working position. Due to air and carbon fines water  

 

may initially run cloudy but will clear. Flush system in accordance with Performance Data Sheet.

3

3M

 

Water Filtration Products

Replacement Cartridge Change Instructions

CAUTION:

 The disposable filter cartridge must be replaced every six months or sooner if there is a decrease in water 

pressure. Always have spare cartridges on hand.

Summary of Contents for CS-451

Page 1: ...r water pressure Do not install on hot water supply lines Install on cold water lines only Installed on cold water lines only maximum temperature 100 F 37 8 C Do not install where water hammer conditions may occur If water hammer conditions exist you must install a water hammer arrester Contact a plumbing professional if you are uncertain how to check for this condition Do not install on hot water...

Page 2: ...3 molded into the plastic head Port 3 is labeled inlet Port 1 is labeled outlet Port 2 is not an option and is not threaded for fittings The shut off valve should be located in line somewhere between the incoming water line and the inlet fitting Step 3 Attach the head to the bracket with the screws provided All four screws can be used or two can be used to mount the bracket to the desired surface ...

Page 3: ...n tabs of new cartridge with head and insert new cartridge into head Turn cartridge to the right until the filter stops Step 4 Place the inlet shutoff valves in regular working position Due to air and carbon fines water may initially run cloudy but will clear Flush system in accordance with Performance Data Sheet 3 3M Water Filtration Products Replacement Cartridge Change Instructions CAUTION The ...

Page 4: ... date of shipment from the factory under normal use and service and otherwise when such equipment is used in accordance with instructions furnished by Seller and for purposes disclosed in writing at the time of purchase if any The disposable filter cartridge is war ranted from defects in material and workmanship for a period of one 1 year from the date of purchase Any unauthorized alteration or mo...

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