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Generac
Generator

Model # 9777-1 Official Generac generator

Here are the diagrams and repair parts for Official Generac 9777-1 generator, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 78 parts  |
Rushing 78299
#48

Engine support/fuel tank diagram

Rushing

Part #78299

Replaced by #192980GS

?
Manufacturer substitution
This part replaces 78299. Substitute parts can look different from the original.
BEST SELLER
$25.92
| 
19% OFF Phone Price : $31.92
In Stock
Valve 80270
#47

Engine support/fuel tank diagram

Valve

Part #80270

Replaced by #192980GS

?
Manufacturer substitution
This part replaces 80270. Substitute parts can look different from the original.
BEST SELLER
$25.92
| 
19% OFF Phone Price : $31.92
In Stock
Power Module 84132
#36

Engine support/fuel tank diagram

Power module

Part #84132

Replaced by #84132GS

?
Manufacturer substitution
This part replaces 84132. Substitute parts can look different from the original.
$40.30
| 
13% OFF Phone Price : $46.30
In Stock
Brush Assembly 66386
#37

Engine support/fuel tank diagram

Brush assembly

Part #66386

Replaced by #66386GS

?
Manufacturer substitution
This part replaces 66386. Substitute parts can look different from the original.
This item is not returnable
$32.82
| 
15% OFF Phone Price : $38.82
In Stock
Tank Mount 83465
#44

Engine support/fuel tank diagram

Tank mount

Part #83465

Replaced by #83465GS

?
Manufacturer substitution
This part replaces 83465. Substitute parts can look different from the original.
This item is not returnable
$6.19
| 
14% OFF Phone Price : $7.19
In Stock
Cir Break 75207A
#7

Control panel diagram

Cir break

Part #75207A

Replaced by #706178

?
Manufacturer substitution
This part replaces 75207A. Substitute parts can look different from the original.
$49.47
In Stock
Fuel Cap 90878
#49

Engine support/fuel tank diagram

Fuel cap

Part #90878

Replaced by #846987

?
Manufacturer substitution
This part replaces 90878. Substitute parts can look different from the original.
$31.60
In Stock
Housing 66825B
#25

Engine support/fuel tank diagram

Housing

Part #66825B

Replaced by #SRV66825DGS

?
Manufacturer substitution
This part replaces 66825B. Substitute parts can look different from the original.
$164.29
| 
7% OFF Phone Price : $176.29
In Stock
Part 84028
#13

Control panel diagram

Part

Part #84028

Replaced by #84028GS

?
Manufacturer substitution
This part replaces 84028. Substitute parts can look different from the original.
$68.27
In Stock
Bearing 65791
#7

Engine support/fuel tank diagram

Bearing

Part #65791

The manufacturer no longer makes this part, and there's no substitute part

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