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Craftsman
Water Pump

Model # 3902511 Official Craftsman pump

Here are the diagrams and repair parts for Official Craftsman 3902511 pump, as well as links to manuals and error code tables, if available.

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Installation guide
Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 72 parts  |
Pump Body Gasket J20-18
#7

Shallow well jet and check valve diagram

Pump body gasket

Part #J20-18

Replaced by #J20-18C

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Manufacturer substitution
This part replaces J20-18. Substitute parts can look different from the original.
This item is not returnable
$9.99 | 
9% OFF Phone Price : $10.99
Back Order
Pump Shaft Seal 17351-0009
#2

Motor/pump body/base diagram

Pump shaft seal

Part #17351-0009

This item is not returnable
$8.89 | 
10% OFF Phone Price : $9.89
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Pump Pressure Switch Tube U37-673P
#13

Motor/pump body/base diagram

Pump pressure switch tube

Part #U37-673P

This item is not returnable
$19.98 | 
9% OFF Phone Price : $21.98
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Pump Shaft Seal U109-6A
#7

Motor/pump body/base diagram

Pump shaft seal

Part #U109-6A

Replaced by #U109-6B

?
Manufacturer substitution
This part replaces U109-6A. Substitute parts can look different from the original.
$106.69 | 
10% OFF Phone Price : $118.69
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Pump Jet Body Leather Seal, 2-in J57-1
#4

Single or double pipe jets diagram

Pump jet body leather seal, 2-in

Part #J57-1

$63.99 | 
9% OFF Phone Price : $69.99
In Stock
Pump Check Valve N212-12P
#4B

Single or double pipe jets diagram

Pump check valve

Part #N212-12P

$118.69 | 
9% OFF Phone Price : $130.69
In Stock
Pump Pressure Regulator (replaces L162-10p) L162-10PS
#15

Motor/pump body/base diagram

Pump pressure regulator (replaces l162-10p)

Part #L162-10PS

$63.99 | 
9% OFF Phone Price : $69.99
In Stock
Pump Hose Fitting, 90-degree U111-212T
#14

Motor/pump body/base diagram

Pump hose fitting, 90-degree

Part #U111-212T

This item is not returnable
$27.69 | 
18% OFF Phone Price : $33.69
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Adapt Nipple U11-104P
#6A

Single or double pipe jets diagram

Adapt nipple

Part #U11-104P

$57.40
In Stock
Nozzle J34P-44
#2

Single or double pipe jets diagram

Nozzle

Part #J34P-44

This item is not returnable
$25.69
In Stock

Symptoms for gas cooktops

Why won't my cooktop's gas burners ignite or spark?

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

Read more

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

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

Read more

Why do my cooktop's spark igniters keep clicking?

Main causes: stuck burner igniter switch, wet igniter switch contacts, faulty spark module…

Read more

Repair guides for gas cooktops

How to replace a spark module on a gas cooktop

How to replace a spark module on a gas cooktop

No flame on your gas cooktop? Installing a new spark module could be the fix you need.…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a spark igniter switch on a gas cooktop

How to replace a spark igniter switch on a gas cooktop

Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp…

Read more
Repair difficulty
Time required
 45 minutes or less

Articles and videos for gas cooktops

How is cooking on an electric range different than cooking on a gas stove?

How is cooking on an electric range different than cooking on a gas stove?

Learn about the differences between cooking on gas and electric stoves.…

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

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

Get tips on completing essential holiday cleaning tasks to brighten your home.…

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How to clean grates and burners on a gas cooktop video

How to clean grates and burners on a gas cooktop video

Find out how to clean the grates and burners on your gas cooktop.…

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