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Craftsman
Water Pump

Model # 3903023 Official Craftsman upright sump drainer

Here are the diagrams and repair parts for Official Craftsman 3903023 upright sump drainer, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 18 parts  |
Pump Screw, #8-32 X 1/2-in U30-539SS
#12

Replacement parts diagram

Pump screw, #8-32 x 1/2-in

Part #U30-539SS

$11.96
In Stock
Impeller S5-12
#8

Replacement parts diagram

Impeller

Part #S5-12

$18.96
In Stock
Guarantee F642-4969

#NI

All parts diagram

Guarantee

Part #F642-4969

The manufacturer no longer makes this part, and there's no substitute part

Shaft S10-16
#6

Replacement parts diagram

Shaft

Part #S10-16

The manufacturer no longer makes this part, and there's no substitute part

Screw U30-658C
#3

Replacement parts diagram

Screw

Part #U30-658C

The manufacturer no longer makes this part, and there's no substitute part

Volute Cover S4-15
#10

Replacement parts diagram

Volute cover

Part #S4-15

The manufacturer no longer makes this part, and there's no substitute part

Adapter Plug U17-99

#NI

All parts diagram

Adapter plug

Part #U17-99

The manufacturer no longer makes this part, and there's no substitute part

Volume Coil S201-14A
#7

Replacement parts diagram

Volume coil

Part #S201-14A

The manufacturer no longer makes this part, and there's no substitute part

Thrust Washer S43-13
#9

Replacement parts diagram

Thrust washer

Part #S43-13

The manufacturer no longer makes this part, and there's no substitute part

Wghts/rd S228-2
#4

Replacement parts diagram

Wghts/rd

Part #S228-2

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas ranges

Why won't my range's gas burner spark or ignite?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

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Why isn't my range's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

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Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual…

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Repair difficulty
Time required
 60 minutes or less
How to replace a range spark igniter electrode

How to replace a range spark igniter electrode

Learn how to replace the spark igniter electrode for the surface burners on a gas range or dual-fuel range.…

Read more
Repair difficulty
Time required
 45 minutes or less

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