Lawn-boy + Walk-behind mower parts > Lawn-boy walk-behind mower parts + Gas walk-behind mower parts > Lawn-boy gas walk-behind mower parts

Model #10324-210000001 & UP Official Lawn-Boy walk-behind lawn mower

Here are the diagrams and repair parts for Lawn-Boy 10324-210000001-UP walk-behind lawn mower, as well as links to manuals and error code tables, if available.

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Symptoms for gas walk-behind mowers

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

Why does my lawn mower cut unevenly?

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

Why does my lawn mower vibrate a lot?

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

Why does my lawn mower stall?

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

Why does my lawn mower run rough?

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

Why won't my lawn mower move?

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

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, bad ignition coil

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.

March 1, 2016

How to replace a lawn mower spark plug

Lyle Weischwill

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cracked.

Repair difficulty

Time required

15 minutes or less

March 1, 2016

How to replace a lawn mower blade

Lyle Weischwill

Check your lawn mower blade regularly and replaced it if it's bent or damaged.

Repair difficulty

Time required

15 minutes or less

April 1, 2013

How to replace a lawn mower flywheel key on a flathead engine

Lyle Weischwill

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to replace this tiny but essential part.

Repair difficulty

Time required

45 minutes or less