Water Softening
system
Safety Information . . . . . . . . . . . . .2
Installation Instructions . . .3–12
Step-by-step instructions . . . . . . .6–12
Operating Instructions
Breaking a salt bridge . . . . . . . . . . . . .14
Cleaning the nozzle and
venturi assembly . . . . . . . . . . . . . . . . .14
Features . . . . . . . . . . . . . . . . . . . . . .15, 16
Service . . . . . . . . . . . . . . . . . . . .13, 16–20
Water softener system . . . . . . . .13–21
Care and Cleaning . . . . . . . . . . . .22
Troubleshooting Tips . . . . . .23–25
Consumer Support
Consumer Support . . . . . . .Back Cover
Parts list/catalog . . . . . . . . . . . . . .27–30
Warranty . . . . . . . . . . . . . . . . . . . . . . . .31
ge.com
7289362 215C1173P024 49-50179 07-06 JR
Write the model and serial
numbers here:
Model # ________________
Serial # ________________
You can find them on the
back of the control head.
Model GNSM48F
Owner’s Manual &
Installation Instructions
Water Softening
System
System tested and certified by NSF International against NSF/ANSI Standard 44 for the
chemical reduction claims specified on the performance data sheet.
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