Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number
Generac 9898-1 7.8-hp 2500-psi pressure washer

Generac 9898-1 7.8-hp 2500-psi pressure washer Parts

Here are the diagrams and repair parts for Generac 9898-1 7.8-hp 2500-psi pressure washer, as well as links to manuals and error code tables, if available.

By Schematic
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for 9898-1 Pressure Washers

  • Spring for Generac 9898-1 - Part 95376

    Cylinder assembly diagram

    Spring

    Part #95376

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

  • Fitting for Generac 9898-1 - Part 95378

    Cylinder assembly diagram

    Fitting

    Part #95378

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

  • Washer for Generac 9898-1 - Part 75102

    Accessories and attachments diagram

    Washer

    Part #75102

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

  • Switcg for Generac 9898-1 - Part 78653

    Carburetor assembly diagram

    Switcg

    Part #78653

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

  • Engine for Generac 9898-1 - Part 90508

    Engine

    Part #90508

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

  • O-ring for Generac 9898-1 - Part 93656

    Cylinder assembly diagram

    O-ring

    Part #93656

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

  • Adjustable for Generac 9898-1 - Part 95587-B

    Pump head & cradle assy diagram

    Adjustable

    Part #95587-B

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

  • Brush Kit for Generac 9898-1 - Part 75190

    Accessories and attachments diagram

    Brush Kit

    Part #75190

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

  • Screw for Generac 9898-1 - Part 84346

    Pump head & cradle assy diagram

    Screw

    Part #84346

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

  • Pressure A for Generac 9898-1 - Part 95381-B

    Cylinder assembly diagram

    Pressure A

    Part #95381-B

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

Most common symptoms to help you fix your pressure washers

Choose a symptom to see related pressure washer repairs.

Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine nee…

Main causes: using a high-pressure spray tip when applying detergent, clogged siphon tube, chemical injection system fai…

Main causes: dirty air filter, stale fuel, clogged or dirty carburetor, bad unloader valve…

Main causes: damaged recoil starter, oil inside cylinder, locked up engine piston…

Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad re…

Main causes: pump running for more than 5 minutes when the spray wand isn't being used, faulty pressure relief valve, ba…

Things to do: tune up the engine, inject pump saver into the water pump when storing the pressure washer for the winter…

Main causes: insufficient water supply, clogged water inlet screen, clogged pressure hose, faulty pump check valves, stu…

Main causes: faulty unloader valve, bad pressure regulator…

Repair guides for gas pressure washers

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

How to replace a pressure washer pump

How to replace a pressure washer pump

The pump can be damaged by air in the inlet water supply or by chemicals that remain in the pump body after using the ch…

Repair time and Difficulty

 15 minutes or less
How to install a pressure washer O-ring kit

How to install a pressure washer O-ring kit

O-rings seal fittings on the pressure washer pump. Damaged seals allow water to leak from the pump. Follow these steps t…

Repair time and Difficulty

 45 minutes or less
How to replace a pressure washer unloader valve

How to replace a pressure washer unloader valve

The unloader valve recirculates water to protect the pump from damage. If the unloader valve is defective, replace it us…

Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your pressure washers

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

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.…

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…

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.…

Parts & More

Air Compressor
Automotive
Bottom-Mount Refrigerator
Canister Vacuum
Central Air Conditioner
Coffee Grinder
Dehumidifier
Dryer
Electric Range
Front-Engine Lawn Tractor
Gas Chainsaw
Generator
Laundry Center
Lawn & Garden Engine
Line Trimmer
Parts
Range Hood
Refrigerator
Washer