Little Giant
Farming

Model # 504186/4E-34NT Official Little Giant pump

Here are the diagrams and repair parts for Official Little Giant 504186-4E-34NT 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 12 parts  |

Pump Volute Gasket 103601
#3

Replacement parts diagram

Pump volute gasket

Part #103601

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

Pump Volute 103375
#1B

Replacement parts diagram

Pump volute

Part #103375

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

Volute 103330
#1

Replacement parts diagram

Volute

Part #103330

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

Backplate 103503
#4

Replacement parts diagram

Backplate

Part #103503

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

Screen 102909
#5

Replacement parts diagram

Screen

Part #102909

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

Owner's Manual 993914
#7

Replacement parts diagram

Owner's manual

Part #993914

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

Pump Intake Screen 102376
#5A

Replacement parts diagram

Pump intake screen

Part #102376

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

Snowblower Impeller 103437
#2A

Replacement parts diagram

Snowblower impeller

Part #103437

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

Impeller 104435
#2

Replacement parts diagram

Impeller

Part #104435

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

Volute 103334
#1A

Replacement parts diagram

Volute

Part #103334

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

Symptoms for water softeners

Choose a symptom to see related water softener repairs.

Main causes: faulty brine valve assembly, bad rotor valve…

Main causes: loose water line connections, cracked water-carrying components, bad rotor valve seals…

Main causes: broken resin tank screen, bad resin tank seals, cracked upper distributor in resin tank…

Main causes: broken water flow meter, faulty timer, water flow to softener is bypassed…

Main causes: salt bridge inside the salt tank, bad timer, valve motor failure, faulty rotor valve, clogged venturi…

Main causes: lack of electrical power, bad power transformer, faulty timer…

Main causes: empty salt tank, salt bridge, depleted resin, clogged or damaged venturi, broken rotor position switch, fai…

Main causes: clogged drain hose, faulty rotor valve, leaky rotor valve seals…

Repair guides for water softeners

These step-by-step repair guides will help you safely fix what’s broken on your water softener.

How to replace a water softener valve motor

How to replace a water softener valve motor

The valve motor rotates the valve rotor to operate the water softener. If the water softener valve motor fails, follow t…

Repair difficulty
Time required
 30 minutes or less
How to replace a water softener venturi

How to replace a water softener venturi

The venturi valve in your water softener draws brine water from the salt tank to the resin tank for regeneration. Follow…

Repair difficulty
Time required
 15 minutes or less
How to replace a water softener rotor position switch

How to replace a water softener rotor position switch

The rotor position switch detects the position of the valve rotor. If the rotor position switch fails, follow these step…

Repair difficulty
Time required
 30 minutes or less

Articles and videos for water softeners

Use the advice and tips in these articles and videos to get the most out of your water softener.

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…