A. O. Smith has obsessively engineered this water softener for you.
It features a built-in dirt and sediment filter and fine mesh resin that reduces
scale buildup on internal pipes and plumbing.
Keep this owner's manual to reference installation, troubleshooting and
replacement information.
If you need help or have a question, we've got you covered.
Give us a call at 833.232.9712
AOW-S400 / AOW-S500
WATER SOFTENER
TABLE OF CONTENTS
Box Contents ............................................................................................................3
Before You Begin .....................................................................................................4
Precautions ...............................................................................................................7
Valve Overview .........................................................................................................9
System Configuration ............................................................................................10
Installation ..............................................................................................................11
Troubleshooting .....................................................................................................16
Efficiency Statements .............................................................................................18
Specifications ..........................................................................................................19
Warranty .................................................................................................................22
Spanish/Español ......................................................................................................24
NEED HELP? GIVE US A CALL 833.232.9712