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Snapper
Gas Walk-Behind Mower

Model # 7800779 Official Snapper lawn mower

Here are the diagrams and repair parts for Official Snapper 7800779 lawn mower, 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 119 parts  |
Nut 1931277
#14

Wheels diagram

Nut

Part #1931277

Replaced by #703409

?
Manufacturer substitution
This part replaces 1931277. Substitute parts can look different from the original.
$9.27 | 
10% OFF Phone Price : $10.27
In Stock
Hcln 3/8 7091585
#2

Wheels diagram

Hcln 3/8

Part #7091585

Replaced by #703347

?
Manufacturer substitution
This part replaces 7091585. Substitute parts can look different from the original.
This item is not returnable
$8.69
In Stock
Nut 722398
#26

Mower deck diagram

Nut

Part #722398

Replaced by #15X143MA

?
Manufacturer substitution
This part replaces 722398. Substitute parts can look different from the original.
This item is not returnable
$8.49 | 
11% OFF Phone Price : $9.49
In Stock
Chute Bracket 7300855BM
#6

Mower deck diagram

Chute bracket

Part #7300855BM

Replaced by #7300855BMYP

?
Manufacturer substitution
This part replaces 7300855BM. Substitute parts can look different from the original.
$17.40
In Stock
Hhcs 3/8 7090167
#9

Engine diagram

Hhcs 3/8

Part #7090167

Replaced by #7090167SM

?
Manufacturer substitution
This part replaces 7090167. Substitute parts can look different from the original.
$10.49
In Stock
Transmission 7103311
#1

Transmission diagram

Transmission

Part #7103311

Replaced by #7103311YP

?
Manufacturer substitution
This part replaces 7103311. Substitute parts can look different from the original.
$138.69 | 
8% OFF Phone Price : $150.69
In Stock
Cable,drv 7105086
#15

Drive control diagram

Cable,drv

Part #7105086

Replaced by #7105086YP

?
Manufacturer substitution
This part replaces 7105086. Substitute parts can look different from the original.
$109.38
In Stock
Screw 7900067
Screw

Part #7900067

Replaced by #703961

?
Manufacturer substitution
This part replaces 7900067. Substitute parts can look different from the original.
This item is not returnable
$6.89 | 
13% OFF Phone Price : $7.89
In Stock
Door Assembly 7501541
#27

Mower deck diagram

Door assembly

Part #7501541

Replaced by #7501541YP

?
Manufacturer substitution
This part replaces 7501541. Substitute parts can look different from the original.
$64.27
In Stock
Adapter 7103804
#33

Mower deck diagram

Adapter

Part #7103804

Replaced by #7103804YP

?
Manufacturer substitution
This part replaces 7103804. Substitute parts can look different from the original.
$11.89
In Stock

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

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Why does my lawn mower vibrate a lot?

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

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Why does my lawn mower cut unevenly?

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

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Why does my lawn mower run rough?

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

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Why won't my lawn mower move?

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

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Why won't my lawn mower start?

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

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Why does my lawn mower stall?

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

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Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

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How to rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks.…

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Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower wheel

How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix.…

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Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your walk-behind mowers

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Types of walk-behind mower blades video

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