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Generac
Gas Pressure Washer

Model #1676-2 Official Generac pressure washer

Here are the diagrams and repair parts for Generac 1676-2 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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For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual
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This is the number corresponding to the part on the diagram / schematic

Showing 10 of 64 parts

Pressure Washer O-Ring Kit (replaces 196002GS)#30

Unit Diagram

Kit

Part #190862GS
Replaced by #705001
?
Manufacturer substitution
This part replaces 190862GS. Substitute parts can look different from the original.
BEST SELLER
In Stock
$17.65 | 
12% OFF 
MSRP: $20.00
Pressure Washer Thermal Release Valve (replaces 194298GS)#22

Unit Diagram

Relief

Part #21783GS
Replaced by #208673GS
?
Manufacturer substitution
This part replaces 21783GS. Substitute parts can look different from the original.
BEST SELLER
In Stock
$12.68 | 
21% OFF 
MSRP: $16.00
Pressure Washer Wand (replaces 207784GS, 705373)#36

Unit Diagram

Extension wand

Part #B3858GS
Replaced by #706595
?
Manufacturer substitution
This part replaces B3858GS. Substitute parts can look different from the original.
BEST SELLER
In Stock
$46.63 | 
12% OFF 
MSRP: $53.00
Generator Wheel Assembly (replaces 209700GS, 209885GS)#8

Unit Diagram

Wheel

Part #B4966GS
Replaced by #209636GS
?
Manufacturer substitution
This part replaces B4966GS. Substitute parts can look different from the original.
In Stock
$87.99 | 
12% OFF 
MSRP: $100.00
Pressure Washer Chemical Injector Hose Filter#39

Unit Diagram

Pressure washer chemical injector hose filter

Part #A1041GS
Replaced by #709496
?
Manufacturer substitution
This part replaces A1041GS. Substitute parts can look different from the original.
This item is not returnable
In Stock
$10.52 | 
16% OFF 
Phone Price: $12.52
Pressure Washer Crankcase Oil#72

Pump Diagram

Pressure washer crankcase oil

Part #190656GS
In Stock
$23.33
Generator Vibration Isolator#5

Unit Diagram

Generator vibration isolator

Part #191413GS
This item is not returnable
In Stock
$7.02
Pressure Washer Screw#21

Unit Diagram

Pressure washer screw

Part #23707GS
This item is not returnable
In Stock
$5.99 | 
14% OFF 
Phone Price: $6.99
Pressure Washer Push Nut#9

Unit Diagram

Push nut

Part #190147GS
Replaced by #194062GS
?
Manufacturer substitution
This part replaces 190147GS. Substitute parts can look different from the original.
This item is not returnable
In Stock
$4.65
Ball#68

Pump Diagram

Ball

Part #190652GS
This item is not returnable
In Stock
$5.96

Symptoms for gas pressure washers

Choose a symptom to see related pressure washer repairs.

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 recoil starter
Read more

Why does my pressure washer spray too hard?

Main causes: faulty unloader valve, bad pressure regulator
Read more

Why won't the pressure washer starter rope retract?

Main causes: broken recoil spring, damaged recoil starter
Read more

What routine maintenance does my pressure washer need?

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

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 needs tune up
Read more

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, bad unloader valve
Read more

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, stuck unloader valve
Read more

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 failure
Read more

Why does my pressure washer's engine lose power?

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

Repair guides for gas pressure washers

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

April 1, 2013

How to install a pressure washer chemical injection kit

By Lyle Weischwill
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 the chemical injection valve.

Repair difficulty
Time required
 15 minutes or less
April 1, 2013

How to install a pressure washer O-ring kit

By Lyle Weischwill
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 to replace the O-rings in a leaking pressure washer pump.

Repair difficulty
Time required
 45 minutes or less
April 1, 2013

How to replace a pressure washer pump

By Lyle Weischwill
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 chemical injection system. Follow these steps to replace a damaged pump.

Repair difficulty
Time required
 15 minutes or less

Articles and videos common to all pressure washers

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

August 30, 2022

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

By Lyle Weischwill
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.

Read more
August 11, 2022

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

By Lyle Weischwill
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

Read more
June 29, 2022

Top questions about Sears and Sears PartsDirect

By Lyle Weischwill