Generac
Generator

Model # 5940-1 Official Generac generator

Here are the diagrams and repair parts for Official Generac 5940-1 generator, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

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

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

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

Search
ALL PARTS
Showing 10 of 176 parts  |

Generator Carburetor Gasket 0G9916
Generator carburetor gasket

Part #0G9916

This item is not returnable
In Stock
Generator Air Filter Base Gasket 0G84420156
Generator air filter base gasket

Part #0G84420156

This item is not returnable
In Stock
Generator Carburetor Insulator Gasket 0G84420144
Generator carburetor insulator gasket

Part #0G84420144

This item is not returnable
In Stock
Generator Engine Fuel Line Clamp 048031B
Generator engine fuel line clamp

Part #048031B

This item is not returnable
In Stock
Lawn & Garden Equipment Engine Spark Plug (replaces 0g84420101) 0J00620106
Lawn & garden equipment engine spark plug (replaces 0g84420101)

Part #0J00620106

This item is not returnable
$24.73
17% OFF Phone Price : $29.73
In Stock
Generator Air Filter 0G84420151
Generator air filter

Part #0G84420151

$31.99
14% OFF Phone Price : $36.99
In Stock
Generator Engine Crankcase Cover Gasket 0G84420115
Generator engine crankcase cover gasket

Part #0G84420115

This item is not returnable
In Stock
Generator Fuel Shut-off Valve 0J0974
#52

Maine sub assy diagram

Generator fuel shut-off valve

Part #0J0974

$26.49
16% OFF Phone Price : $31.49
In Stock
Screw 0J4968
#67

Maine sub assy diagram

Screw

Part #0J4968

This item is not returnable
In Stock
Generator Engine Valve Seal 0G84420128
Generator engine valve seal

Part #0G84420128

This item is not returnable
In Stock

Symptoms for gas ranges

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes.…

Repair difficulty
Time required
 15 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual…

Repair difficulty
Time required
 60 minutes or less
How to replace a gas range oven control board

How to replace a gas range oven control board

These step-by-step instructions explain how to replace an oven control board on a gas range…

Repair difficulty
Time required
 15 minutes or less

Articles and videos for gas ranges

How to clean and maintain your stove

How to clean and maintain your stove

Learn how to clean and maintain your stove to keep it in top shape.…

Oven won't heat: troubleshooting gas range problems video

Oven won't heat: troubleshooting gas range problems video

Learn how to troubleshoot and repair your gas oven if it won't heat.…

How to clean grates and burners on a gas cooktop video

How to clean grates and burners on a gas cooktop video

Find out how to clean the grates and burners on your gas cooktop.…