Little Giant
Farming

Model # 505725/5.5-ASP Official Little Giant pump

Here are the diagrams and repair parts for Official Little Giant 505725-55-ASP pump, 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 34 parts  |

Seal Ring 928002
#17

Replacement parts diagram

Seal ring

Part #928002

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

Motor 975077
#12A

Replacement parts diagram

Motor

Part #975077

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

Bar 106359
#24

Replacement parts diagram

Bar

Part #106359

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

Cover 105355
#3

Replacement parts diagram

Cover

Part #105355

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

Harness 951253
#1

Replacement parts diagram

Harness

Part #951253

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

Float 106362
#22

Replacement parts diagram

Float

Part #106362

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

Volute 105366
#14

Replacement parts diagram

Volute

Part #105366

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

Screw 902431
#6

Replacement parts diagram

Screw

Part #902431

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

Seal 928022
#13

Replacement parts diagram

Seal

Part #928022

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

Screen 105345
#19

Replacement parts diagram

Screen

Part #105345

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

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 minutes or less

Articles and videos for gas walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect…

How to remove a lawn mower blade using a removal tool

How to remove a lawn mower blade using a removal tool

Learn how a blade removal tool makes replacing the blade easier and safer…

Lawn mower won't start troubleshooting video: spark plug and ignition problems video

Lawn mower won't start troubleshooting video: spark plug and ignition problems video

Find out how to test and fix problems with the spark plug, stop wire, ignition coil and flywheel.…