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Filter Cartridges 

Filter Cartridge Life 

It is recommended to 

replace filter cartridges every 12 months or 1,000 gallons 

of use.  However, your water quality can 

lead to circumstances such as diminished water flow, visible sediment, or unwanted taste and/or odor in your water, 
requiring the cartridges be replaced sooner. 

NOTE:  Based on the settings sensitivity of the Effective Life Indicator (ELI), user should set the ELI to 1,100 gallons to assure 
a 1,000 gallon cycle.

There are several variables that determine how long a cartridge will last. 
These include: 

1. How much water you use, and
2. How much sediment, chlorine, or other unwanted substances is in the water.

Filter Cartridge Replacement 

NOTE:  Contact your system supplier for replacement filter parts. 

1.

Turn off cold water supply to system and turn on faucet to release pressure.
NOTE:

  

Due to water leakage, place pan or towel under sump.

2.

Unscrew and remove bottom of filter housing.  Locate and remove large O-ring, wipe clean of lubricant, and set aside.

 

Repeat for second and third housings.

3.

Discard used filter cartridges.
Caution

: Read "WARNING" information on the bleach container before using.

4.

Using a non-abrasive sponge or cloth, scrub the bottom of each housing, O-ring grooves, and caps with dish soap and

 

warm water.  Rinse thoroughly.  Then fill bottom of each housing 1/3 full with water.  Add 1TBSP (14.7ML) of

 

household 

bleach and scrub to disinfect.

5.

Lubricate O-rings with clean silicone grease.  Insert each O-ring in groove and press into place.
NOTE:

  This step is important to ensure a proper housing seal.  Make certain each O-ring is seated level in its groove or

 

a leak may occur.

6.

Screw bottom of housing(s) with bleach water onto cap(s) without filter cartridge(s) and hand-tighten.  

DO NOT OVER-

TIGHTEN.

7.

Turn on water supply.  Let faucet run for about 10 seconds, then turn off faucet and let stand for 20-30 minutes.

8.

Turn on faucet and allow bleach water to run out (about 3-5 minutes)

9.

Turn off water supply to system.  Remove bottom of housings and empty out water.

10.

Insert each filter cartridge in bottom of appropriate filter housing.

IMPORTANT:

  

Be sure to remove any protective covering from the filters before inserting.

11.

Screw bottom of housing(s) onto cap(s) and hand-tighten.  

DO NOT OVER

-TIGHTEN.

  Make certain cap standpipe slips

 

into cartridge(s).

12.

Reset effective life indicator to 1

,

1

00 gallons (see instruction under “Setting Effective Life Indicator” on Page 6.)

13.

Turn on water to system.  Let faucet run for 10 minutes to remove trapped air and carbon fines.  Check system for

 

leaks. 

REPLACEMENT FILTERS (4010 3-Pack) 

4001 First Stage Nano Filter 

4002 Second Stage FI Filter 

4003 Third Stage DE Block 

Summary of Contents for 4000Nanotechnology

Page 1: ...South Bloomington MN 55431 952 884 8417 Info bdavidwater com www bdavidwater com Installation and Operation Manual System tested and certified to meet the requirements of NSF Protocol P231 and NSF ANS...

Page 2: ...efective product or part B David Company will consider the customer s preference in good faith All claimed defective product must 1 be authorized for return by B David Company with an RGA number 2 inc...

Page 3: ...f water that is visually contaminated cloudy or has an obvious contamination source such as contamination by raw sewage v Systems certified for cyst reduction may be used on disinfected waters that ma...

Page 4: ...nch 10mm cold water line Numbered diagrams correspond with numbered steps Step 1 Installing the Saddle Valve Use of a cordless drill is recommended To protect yourself from serious injury or fatal sho...

Page 5: ...nd person hold the faucet while tightening the wing nut d Install the faucet spout into the base by pushing firmly into hole in base then screw fitting cover hand tight Caution Do not over tighten the...

Page 6: ...Setting the Effective Life Indicator NOTE The effective life indicator is the white dial located on the center of the mounting bracket Each black mark on the dial represents 100 gallons 378 5 L a Move...

Page 7: ...d caps with dish soap and warm water Rinse thoroughly Then fillbottom ofeach housing1 3 full with water Add 1TBSP 14 7ML of household bleach and scrub to disinfect 5 Lubricate O rings with clean silic...

Page 8: ...are other leaks in system turn off water supply Problem No water or decreased water flow Correction Check flow at faucet The 4000 Nanotechnology Certified Under Counter Filtration System system shoul...

Page 9: ...EXPLODED PARTS VIEW...

Page 10: ......

Page 11: ......

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