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Kenmore
Water Pump

Model # 3904103 Official Kenmore shallow well jet pump

Here are the diagrams and repair parts for Official Kenmore 3904103 shallow well jet pump, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Error Codes

Model diagram and schematic

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Showing 10 of 31 parts  |
Slinger N69-1
#2

Replacement parts diagram

Slinger

Part #N69-1

Replaced by #17351-0009

?
Manufacturer substitution
This part replaces N69-1. Substitute parts can look different from the original.
This item is not returnable
$8.89 | 
10% OFF Phone Price : $9.89
Back Order
Rotary Seal U9-6
#4

Replacement parts diagram

Rotary seal

Part #U9-6

Replaced by #U109-6B

?
Manufacturer substitution
This part replaces U9-6. Substitute parts can look different from the original.
$106.69 | 
10% OFF Phone Price : $118.69
Back Order
Nozzle N34-17
#11

Replacement parts diagram

Nozzle

Part #N34-17

Replaced by #N34P-17

?
Manufacturer substitution
This part replaces N34-17. Substitute parts can look different from the original.
$28.33
In Stock
Complete Valve N212-10P
#18

Replacement parts diagram

Complete valve

Part #N212-10P

Replaced by #N212-12P

?
Manufacturer substitution
This part replaces N212-10P. Substitute parts can look different from the original.
$118.69 | 
9% OFF Phone Price : $130.69
In Stock
Pump Shaft Seal N20-34
#7

Replacement parts diagram

Pump shaft seal

Part #N20-34

This item is not returnable
$25.69
In Stock
Seal Plate N3-9
#3

Replacement parts diagram

Seal plate

Part #N3-9

$123.70
In Stock
Pump Diffuser L1-25P
#6

Replacement parts diagram

Pump diffuser

Part #L1-25P

This item is not returnable
$71.80
In Stock
Pipe Nipple U37-17GP
#41

Replacement parts diagram

Pipe nipple

Part #U37-17GP

This item is not returnable
$6.98
In Stock
Pump Impeller J105-40P
#5

Replacement parts diagram

Pump impeller

Part #J105-40P

$149.07 | 
7% OFF Phone Price : $161.07
In Stock
Motor J218-314
#1

Replacement parts diagram

Motor

Part #J218-314

Replaced by #SQ1032

?
Manufacturer substitution
This part replaces J218-314. Substitute parts can look different from the original.
$264.49
In Stock

Symptoms for water softeners

Choose a symptom to see related water softener repairs.

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Why does my water softener overflow?

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

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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 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 does my water softener leak water?

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

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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 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 meter working?

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

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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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