Model # 3902509 Official Craftsman well water system

Here are the diagrams and repair parts for Official Craftsman 3902509 well water system, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS

Showing 10 of 34 parts |

#12A

Pump only diagram

0-ring

Part #U9-226

$10.71

In Stock

Qty

Pump only diagram

Pump housing o-ring

Part #U9-390

This item is not returnable

$43.59 |

12% OFF Phone Price : $49.59

In Stock

Qty

#20

Pump only diagram

Pump venturi

Part #N32P-66

$57.40

In Stock

Qty

#17

Pump only diagram

Pump body jet insert

Part #N76-29P

$71.79 |

8% OFF Phone Price : $77.79

Back Order

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#28

Pump only diagram

Connector

Part #L43-5C

$19.77

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Pump Check Valve (replaces N12-12p) N166-5P

#12B

Pump only diagram

Pump check valve (replaces n12-12p)

Part #N166-5P

$123.89 |

9% OFF Phone Price : $135.89

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#12

Pump only diagram

Pump body

Part #N76-35PE

$137.89 |

8% OFF Phone Price : $149.89

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#19

Pump only diagram

Pump nozzle

Part #N34P-19

$22.73

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Tank only diagram

Sta-rite hose

Part #U74-37X

$10.48

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Qty

Pump only diagram

Pump diffuser rubber pad

Part #C35-41

$12.93

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Symptoms for top-mount refrigerators

Why is there water in the bottom of the fridge under vegetable drawers?

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

How to replace the electronic control board inside a top-freezer refrigerator

The electronic control board is the "brains" of the refrigerator. Replace the electronic control board if it fails.…

Repair difficulty

Time required

15 minutes or less

How to replace a refrigerator temperature control thermostat

This helpful refrigerator repair guide explains how to replace the temperature control thermostat in a refrigerator.…

Repair difficulty

Time required

15 minutes or less

How to replace the condenser fan motor in a top-freezer refrigerator

The condenser fan is in the machine compartment of the refrigerator next to the compressor. It moves air across the cond…

Repair difficulty

Time required

15 minutes or less

Articles and videos for top-mount refrigerators

How to Replace the Water Filter in a GE Refrigerator

Model # 3902509 Official Craftsman well water system

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Symptoms for top-mount refrigerators

Why is there water in the bottom of the fridge under vegetable drawers?

Repair guides for top-mount refrigerators

How to replace the electronic control board inside a top-freezer refrigerator

How to replace a refrigerator temperature control thermostat

How to replace the condenser fan motor in a top-freezer refrigerator

Articles and videos for top-mount refrigerators

How to Replace the Water Filter in a GE Refrigerator

How to Replace the Water Filter in a Maytag Refrigerator

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