Generac
Generator

Model # 9779-4 Official Generac generator

Here are the diagrams and repair parts for Official Generac 9779-4 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 106 parts  |

Tank Valve 80270GS
#41

Main unit diagram

Tank valve

Part #80270GS

Replaced by #192980GS

?
Manufacturer substitution
This part replaces 80270GS. Substitute parts can look different from the original.
BEST SELLER
$25.92
19% OFF Phone Price : $31.92
In Stock
Bushing 78299GS
#42

Main unit diagram

Bushing

Part #78299GS

Replaced by #192980GS

?
Manufacturer substitution
This part replaces 78299GS. Substitute parts can look different from the original.
BEST SELLER
$25.92
19% OFF Phone Price : $31.92
In Stock
Gauge B4363GS
#43

Main unit diagram

Gauge

Part #B4363GS

Replaced by #B4363GS

?
Manufacturer substitution
This part replaces B4363GS. Substitute parts can look different from the original.
$55.19
10% OFF Phone Price : $61.19
In Stock
Power Modu 84132GS
#31

Main unit diagram

Power modu

Part #84132GS

Replaced by #84132GS

?
Manufacturer substitution
This part replaces 84132GS. Substitute parts can look different from the original.
$40.30
13% OFF Phone Price : $46.30
In Stock
Brush Assembly 66386GS
#32

Main unit diagram

Brush assembly

Part #66386GS

Replaced by #66386GS

?
Manufacturer substitution
This part replaces 66386GS. Substitute parts can look different from the original.
This item is not returnable
$32.82
15% OFF Phone Price : $38.82
In Stock
Grommet 83465GS
#39

Main unit diagram

Grommet

Part #83465GS

Replaced by #83465GS

?
Manufacturer substitution
This part replaces 83465GS. Substitute parts can look different from the original.
This item is not returnable
$6.19
14% OFF Phone Price : $7.19
In Stock
Circuit Br 75207AGS
#10

Control panel diagram

Circuit br

Part #75207AGS

Replaced by #706178

?
Manufacturer substitution
This part replaces 75207AGS. Substitute parts can look different from the original.
In Stock
Husqvarna Lawn & Garden Equipment Screw 74908GS
#26

Main unit diagram

Husqvarna lawn & garden equipment screw

Part #74908GS

This item is not returnable
In Stock
Lawn & Garden Equipment Nut 52858GS
#9

Wheel kit diagram

Lawn & garden equipment nut

Part #52858GS

This item is not returnable
In Stock
Screw B2153GS
#75

Main unit diagram

Screw

Part #B2153GS

Replaced by #B2153GS

?
Manufacturer substitution
This part replaces B2153GS. Substitute parts can look different from the original.
In Stock

Articles and videos for countertop microwaves

How to tell if a fuse is blown

How to tell if a fuse is blown

Learn how to tell whether a fuse is blown…