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GE
Water Softener

Model # GNSF18Z01 Official GE water system

Here are the diagrams and repair parts for Official GE GNSF18Z01 water system, as well as links to manuals and error code tables, if available.

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Error Codes

Model diagram and schematic

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Showing 10 of 101 parts  |
Rotor Disc WS26X10002
#108

Pump diagram

Rotor disc

Part #WS26X10002

Replaced by #7199232

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Manufacturer substitution
This part replaces WS26X10002. Substitute parts can look different from the original.
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Valve Body WS15X10010
#121

Pump diagram

Valve body

Part #WS15X10010

Replaced by #7082053

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Manufacturer substitution
This part replaces WS15X10010. Substitute parts can look different from the original.
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Ferrule Nut WS3X10017
#117

Pump diagram

Ferrule nut

Part #WS3X10017

Replaced by #1202600

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Manufacturer substitution
This part replaces WS3X10017. Substitute parts can look different from the original.
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Distributor WS14X10002
#7

Body parts diagram

Distributor

Part #WS14X10002

Replaced by #7077870

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Manufacturer substitution
This part replaces WS14X10002. Substitute parts can look different from the original.
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Clip WS3X10007
#33

Body parts diagram

Clip

Part #WS3X10007

Replaced by #7142942

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Manufacturer substitution
This part replaces WS3X10007. Substitute parts can look different from the original.
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Tubing Assembly WS7X10002
#35

Body parts diagram

Tubing assembly

Part #WS7X10002

Replaced by #7113016

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Manufacturer substitution
This part replaces WS7X10002. Substitute parts can look different from the original.
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Clip WS3X10023
#135

Pump diagram

Clip

Part #WS3X10023

Replaced by #7142942

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Manufacturer substitution
This part replaces WS3X10023. Substitute parts can look different from the original.
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Flow 1gpm WS22X10020
#113

Pump diagram

Flow 1gpm

Part #WS22X10020

Replaced by #0521829

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Manufacturer substitution
This part replaces WS22X10020. Substitute parts can look different from the original.
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Wave Washer WS3X10010
#107

Pump diagram

Wave washer

Part #WS3X10010

Replaced by #7082087

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Manufacturer substitution
This part replaces WS3X10010. Substitute parts can look different from the original.
This item is not returnable
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O-ring WS3X10021
#133

Pump diagram

O-ring

Part #WS3X10021

Replaced by #7170327

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Manufacturer substitution
This part replaces WS3X10021. Substitute parts can look different from the original.
This item is not returnable
$8.89 | 
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Symptoms for water softeners

Choose a symptom to see related water softener repairs.

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Why is my softened water salty?

Main causes: clogged drain hose, faulty rotor valve, leaky rotor valve seals…

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Why isn't my water softener meter working?

Main causes: broken water flow meter, faulty timer, water flow to softener is bypassed…

Read more

Why does my water softener overflow?

Main causes: faulty brine valve assembly, bad rotor valve…

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Why are water softener resin beads in my water?

Main causes: broken resin tank screen, bad resin tank seals, cracked upper distributor in resin tank…

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Why isn't my water softener using salt?

Main causes: salt bridge inside the salt tank, bad timer, valve motor failure, faulty rotor valve, clogged venturi…

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Why is there no display on my water softener?

Main causes: lack of electrical power, bad power transformer, faulty timer…

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Why isn't my water softener softening my water?

Main causes: empty salt tank, salt bridge, depleted resin, clogged or damaged venturi, broken rotor position switch, fai…

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Why does my water softener leak water?

Main causes: loose water line connections, cracked water-carrying components, bad rotor valve seals…

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Repair guides for water softeners

These step-by-step repair guides will help you safely fix what’s broken on your water softener.

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How to replace a water softener venturi

How to replace a water softener venturi

The venturi valve in your water softener draws brine water from the salt tank to the resin tank for regeneration. Follow…

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Repair difficulty
Time required
 15 minutes or less
How to replace a water softener rotor position switch

How to replace a water softener rotor position switch

The rotor position switch detects the position of the valve rotor. If the rotor position switch fails, follow these step…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a water softener timer

How to replace a water softener timer

The timer is the control board you use to program the water softener. If the timer isn’t accepting commands when you pus…

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Repair difficulty
Time required
 15 minutes or less

Articles and videos for water softeners

Use the advice and tips in these articles and videos to get the most out of your water softener.

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

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