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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.
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Browse Parts for 9898-1 Pressure Washers
Crancase sub assembly diagram
Piston
In Stock$104.05
Qty
Crancase sub assembly diagram
Pin
In Stock$25.00QtyCarburetor assembly diagram
Spring
In Stock$27.42QtyCarburetor assembly diagram
Cover
Part #80303Replaced by #G080303
Manufacturer substitutionThis part replaces 80303. Substitute parts can look different from the original.In Stock$25.82QtyCarburetor assembly diagram
Filter
Part #78601Replaced by #78601GS
Manufacturer substitutionThis part replaces 78601. Substitute parts can look different from the original.In Stock$26.77QtyPump head & cradle assy diagram
Clip
Part #85000Replaced by #85000GS
Manufacturer substitutionThis part replaces 85000. Substitute parts can look different from the original.This item is not returnableIn Stock$5.97QtyCarburetor assembly diagram
Screw
Part #59635Replaced by #059635
Manufacturer substitutionThis part replaces 59635. Substitute parts can look different from the original.In Stock$25.53QtyCrancase sub assembly diagram
Retainer
Part #76390Replaced by #G076390
Manufacturer substitutionThis part replaces 76390. Substitute parts can look different from the original.In Stock$25.53QtyCrancase sub assembly diagram
Gerotor
Part #83153Replaced by #083153
Manufacturer substitutionThis part replaces 83153. Substitute parts can look different from the original.In Stock$35.08QtyCarburetor assembly diagram
Hex Nut
Part #81810Replaced by #081810
Manufacturer substitutionThis part replaces 81810. Substitute parts can look different from the original.In Stock$25.86Qty
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
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
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
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.
Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…
Learn about a new feature added to the Search Bar on Sears PartsDirect…
Get answers to frequently asked questions about Sears and Sears PartsDirect.…
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