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Generac
Gas Pressure Washer

Model # 1676-1 Official Generac pressure washer

Here are the diagrams and repair parts for Official Generac 1676-1 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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Owner’s manual

Model diagram and schematic

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Showing 10 of 67 parts  |
Kit 190862GS
#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
$26.04 | 
19% OFF Phone Price : $32.04
In Stock
Gun 190049GS
#37

Unit diagram

Gun

Part #190049GS

Replaced by #704312

?
Manufacturer substitution
This part replaces 190049GS. Substitute parts can look different from the original.
$95.33 | 
11% OFF Phone Price : $107.33
In Stock
Generac Pressure Washer Pump Head Gasket (replaces A2069) A2069GS
#12

Pump diagram

Generac pressure washer pump head gasket (replaces a2069)

Part #A2069GS

This item is not returnable
$7.79 | 
11% OFF Phone Price : $8.79
In Stock
Pressure Washer Chemical Injector Hose A1040DGS
#20

Unit diagram

Pressure washer chemical injector hose

Part #A1040DGS

Replaced by #705076

?
Manufacturer substitution
This part replaces A1040DGS. Substitute parts can look different from the original.
This item is not returnable
$21.89 | 
22% OFF Phone Price : $27.89
In Stock
Pressure Washer Pump Piston Oil Seal 93680GS
#21

Pump diagram

Pressure washer pump piston oil seal

Part #93680GS

This item is not returnable
$10.88 | 
16% OFF Phone Price : $12.88
In Stock
Generac Pressure Washer Engine Adapter O-ring B2218GS
#1

Pump diagram

Generac pressure washer engine adapter o-ring

Part #B2218GS

This item is not returnable
$6.69 | 
13% OFF Phone Price : $7.69
In Stock
Head 185752GS
#34

Pump diagram

Head

Part #185752GS

Replaced by #317054GS

?
Manufacturer substitution
This part replaces 185752GS. Substitute parts can look different from the original.
$418.64 | 
$12.00 OFF Phone Price : $430.64
In Stock
Billboard As 190185GS
#1

Unit diagram

Billboard as

Part #190185GS

$119.72
In Stock
Craftsman Pressure Washer Chemical Hose Clamp 48031GGS
#29

Unit diagram

Craftsman pressure washer chemical hose clamp

Part #48031GGS

This item is not returnable
$6.06
In Stock
Generac Piston 95416GS
#10

Pump diagram

Generac piston

Part #95416GS

This item is not returnable
$6.69
In Stock

Symptoms for gas pressure washers

Choose a symptom to see related pressure washer repairs.

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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 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 won't the pressure washer starter rope retract?

Main causes: broken recoil spring, damaged recoil starter…

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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 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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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 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 doesn't my pressure washer recoil starter work?

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

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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 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
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 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…

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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

Top questions about Sears and Sears PartsDirect

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

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