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Briggs & Stratton
Gas Pressure Washer

Model # 020418 Official Briggs & Stratton pressure washer

Here are the diagrams and repair parts for Official Briggs & Stratton 020418 pressure washer, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 15 parts  |
Pressure Washer Thermal Release Valve (replaces 194298gs) 208673GS

#NI01

All parts diagram

Pressure washer thermal release valve (replaces 194298gs)

Part #208673GS

BEST SELLER
$20.84 | 
22% OFF Phone Price : $26.84
In Stock
Pressure Washer Chemical Injection Kit (replaces 11587628pgs, 1250280gs, 1560520gs, 1982520gs, 231b2327gs, 480480gs) 192914GS
#E

Pressure washer diagram

Pressure washer chemical injection kit (replaces 11587628pgs, 1250280gs, 1560520gs, 1982520gs, 231b2327gs, 480480gs)

Part #192914GS

This item is not returnable
$26.70 | 
18% OFF Phone Price : $32.70
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Briggs & Stratton Pressure Washer Pump Saver (replaces 100515gs) 6039

#NI02

All parts diagram

Briggs & stratton pressure washer pump saver (replaces 100515gs)

Part #6039

$16.56 | 
11% OFF Phone Price : $18.56
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Kit 200345GS
#B

Pressure washer diagram

Kit

Part #200345GS

Replaced by #204084GS

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Manufacturer substitution
This part replaces 200345GS. Substitute parts can look different from the original.
$81.75 | 
7% OFF Phone Price : $87.75
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Pressure Washer Screw And Washer 200350GS
#G

Pressure washer diagram

Pressure washer screw and washer

Part #200350GS

This item is not returnable
$19.79 | 
9% OFF Phone Price : $21.79
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Pressure Washer O-ring Kit 200346GS
#C

Pressure washer diagram

Pressure washer o-ring kit

Part #200346GS

$43.79 | 
12% OFF Phone Price : $49.79
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Pressure Washer Pump Valve Kit 200344GS
#A

Pressure washer diagram

Pressure washer pump valve kit

Part #200344GS

$37.69 | 
14% OFF Phone Price : $43.69
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Pressure Washer Pump Valve Plug 201495GS
#25

Pressure washer diagram

Pressure washer pump valve plug

Part #201495GS

This item is not returnable
$16.49 | 
11% OFF Phone Price : $18.49
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Pressure Washer Water Inlet Kit (replaces 2840250gs, 2841220gs) 201496GS
#J

Pressure washer diagram

Pressure washer water inlet kit (replaces 2840250gs, 2841220gs)

Part #201496GS

$49.48 | 
11% OFF Phone Price : $55.48
In Stock
Pressure Washer Easy Start Kit (replaces 317788gs) 200349GS
#F

Pressure washer diagram

Pressure washer easy start kit (replaces 317788gs)

Part #200349GS

$31.78 | 
16% OFF Phone Price : $37.78
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Symptoms for gas pressure washers

Choose a symptom to see related pressure washer repairs.

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Why won't my pressure washer mix in the detergent?

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

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Why is smoke coming from the pressure washer's exhaust?

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

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Why won't the pressure washer starter rope retract?

Main causes: broken recoil spring, damaged recoil starter…

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Why does my pressure washer's engine lose power?

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

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Why is the spray from my pressure washer weak?

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

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Why doesn't my pressure washer recoil starter work?

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

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Why does my pressure washer spray too hard?

Main causes: faulty unloader valve, bad pressure regulator…

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Why won't my pressure washer engine start?

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

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Why does water spray out of my pressure washer's pressure relief valve?

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

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Repair guides for gas pressure washers

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

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How to install a pressure washer check valve kit

How to install a pressure washer check valve kit

Air in the inlet water supply can damage the check valves. If the pump won’t build up pressure due to damaged check valv…

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Repair difficulty
Time required
 120 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…

Read more
Repair difficulty
Time required
 45 minutes or less
How to install a pressure washer chemical injection kit

How to install a pressure washer chemical injection kit

The chemical injection valve draws detergent into the pump. If it’s not drawing detergent, use a repair kit to replace t…

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Repair difficulty
Time required
 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.

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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.…

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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…

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Top questions about Sears and Sears PartsDirect

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