CARE AND MAINTENANCE
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AOW-100
Replacement cartridge AOW-100-R
Rated service flow 1.5 gpm (5.68lpm)
Max capacity 4750 gallons (17,980 l)
Min working pressure 10 psi (68.95 kPa)
Max working pressure 125 psi (861.8 kPa)
Min operating temperature 35 ºF (1.67 ºC)
Max operating temperature 100 ºF (37.78 ºC)
To clean your filter unit, wipe down
the exterior with a damp cloth.
Safeguards
• Use only cold water with filter.
• If you experience a hose connection
leak, disconnect and re-seat the hose.
Do not use with water that is microbiologically
unsafe or of unknown water quality without
adequate disinfection before or after the
system. Systems certified for cyst reduction
may be used on disinfected waters that may
contain filterable cysts.
Performance Data Sheet for the A. O. Smith Main Faucet Water Filter
Models
Replacement
Operating pressure range
AOW-100-R
10-125 psi
AOW-100
68.95-861.8 kPa
Manufactured by: A. O. Smith Corporation P.O. Box 1597 | Johnson Creek, TN 37605-1597 | 833.232.9711
Testing Performed under NSF/ANSI Standards 42 and 53 and in accordance with the California Department of Health Services Drinking Water
Treatment Device Program. This system has been tested according to NSF/ANSI 42, 53 for reduction of the substances listed below. The
concentration of the indicated substances in water entering the system was reduced to a concentration less than or equal to the permissible
limit for water leaving the system, as specified in NSF/ANSI 42, 53.
NSF/ANSI Influent Challenge
Substance
Average Influent
Concentration
NSF/ANSI 42 – Aesthetic Effects
Chlorine
2.01 mg/L
2.0 mg/L ± 10%
Particulate, Class
3,666,667 particles/mL
At least 10,000 particles/mL
I particles 0.5 to
< 1 µm
NSF/ANSI 53 – Health Effects
Cyst
71,500/L
Minimum 50,000/L
Lead pH 6.5
0.151 mg/L
0.15 mg/L ± 10% mg/L
Lead pH 8.5
0.16 mg/L
0.15 mg/L ± 10% mg/L
Not all water will contain contaminants listed. Testing performed under standard laboratory conditions; actual performance may vary. Filter usage must
comply with all state and local laws. Filter is only to be used with cold water. Do not use with water that is microbiologically unsafe or of unknown
quality without adequate disinfection before or after the system. Systems certified for cyst reduction may be used on disinfected water that may
contain filterable cysts. See installation guide for general installation conditions and needs as well as manufacturer's limited warranty.
Tested and Certified by IAPMO R&T Lab and IAPMO R&T against NSF/ANSI
42 for the reduction of Chlorine, Taste and Odor and Particulate Class I; NSF/
ANSI 53 for the reduction of Cyst and Lead; and NSF/ANSI 372 for low lead
compliance as verified and substantiated by test data.
All contaminants reduced by this filter are listed. Not all contaminants listed may be present in your water.
Does not remove all contaminants that may be present in tap water.
Filter is only to be used
Testing was performed under
with cold water.
standard laboratory conditions,
actual performance may vary.
Filter usage must comply
with all state and local laws.
Systems certified for cyst reduction
may be used on disinfected waters
that may contain filterable cysts.
For use with municipally treated water only. Do not use with
water that is microbiologically unsafe or of unknown water
quality without adequate disinfection before or after the system.
Rated capacity
Operating temp. range Rated flow
4750 gallons
35-100 F
1.5 gpm
17,980 liters
1.66-37.78 C
5.67 lpm v
Percent Reduction Requirement/
Average Product
Maximum Permissible Product
Average % Reduction
Water Concentration
Water Concentration
≥ 50%
>94.8%
0.103 mg/L
≥ 85%
99.2%
28,017 particles/mL
> 99.95%
99.99%
4.88/L
0.010 mg/L
>99.7%
0.005 mg/L
0.010 mg/L
>99.2%
0.0011 mg/L
See owner's manual for general
installation conditions and needs plus
manufacturer's limited warranty.
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