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Craftsman
Water Pump

Model # 3903025 Official Craftsman sump drainer

Here are the diagrams and repair parts for Official Craftsman 3903025 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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Showing 10 of 53 parts  |
Pump Screw, #8-32 X 1/2-in U30-539SS
#51

Replacement parts diagram

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

Part #U30-539SS

$11.96
In Stock
Oil U97-8

#NI

All parts diagram

Oil

Part #U97-8

Replaced by #U197-8A

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Manufacturer substitution
This part replaces U97-8. Substitute parts can look different from the original.
$88.98 | 
6% OFF Phone Price : $94.98
In Stock
Connector P18-166
#19

Replacement parts diagram

Connector

Part #P18-166

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

Cord Plug U17-421
#13

Replacement parts diagram

Cord plug

Part #U17-421

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

Weight PS28-11P
#31

Replacement parts diagram

Weight

Part #PS28-11P

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

Screw U30-406SS
#24

Replacement parts diagram

Screw

Part #U30-406SS

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

Float Rod PS128-4
#25

Replacement parts diagram

Float rod

Part #PS128-4

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

Screw U30-552C
#11

Replacement parts diagram

Screw

Part #U30-552C

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

Cover Plate PS4-11D
#52

Replacement parts diagram

Cover plate

Part #PS4-11D

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

Plate PS16-4
#5

Replacement parts diagram

Plate

Part #PS16-4

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

Articles and videos for gas ranges

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How to clean and maintain your stove

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5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

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