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Install Kit: 

1

  filter housing wrench (1) 

2

  ball type shut off valve (1) 

3

 

3

/

4

” x 3” nipples (6)        

4

  slip unions (3)

5

 hose adaptor (1)

Replacements:

Direction of flow

1

Contents

The AS-400 Whole House System 
is specially formulated to reduce 
chloramines in municipal water.

It can also reduce sediment, synthetic 
chemicals and scale.

1

2

5

3

4

Use and Care

Sediment Pre-filter 

Sediment levels vary from 
one location to another. 
During the first year of use, a 
visual inspection monthly is 
recommended. The sediment 
pre-filter is white when you 
initially install it. Once you can 
no longer see white, or the flow 
rate has noticably decreased, it 
is time to replace the filter with 
a new one. Allowing sediment 
to continue to collect can 
cause clogging and restrict the 
flow of water into your home.  

AS-400 Whole House filter 

Replace the main tanks every 
400,000 gallons. You may 
consider adding a meter to 
your system at the time of 
installation. Typically, the 
average family of four will 
consume that amount in 4-6 
years. Unions are located 
on each side of the tank for 
ease of replacement. It is 
not necessary to contract a 
plumber. The replacement part 
number is AS-400R.

Cleaning your system 

The exterior of your filtration 
system can be cleaned with 
warm, soapy water. Rinse well 
with fresh, clean water. Never 
use chemical cleaning products 
on the filters exterior surface 
because they may damage the 
filter housing.

Pre-filter: AS-WHPRE-4-R (4)

Post-filter: AS-WHPOST-R

Main Tank: AS-400R

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