Model # 270-3250 Official Okuma snow thrower

Here are the diagrams and repair parts for Official Okuma 270-3250 snow thrower, 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.

Owner’s manual

Model diagram and schematic

SEARCH WITHIN THIS MODEL

ALL PARTS

Showing 10 of 223 parts |

#20

Snow thrower diagram

M6x10 hex sc

Part #P55038

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

#14

Carburetor diagram

Snap ring

Part #P54032

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

#22

Carburetor diagram

Cylinder head

Part #P54052

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

#24

Carburetor diagram

Bolt

Part #P54058

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

#32

Snow thrower diagram

Ring

Part #P55062

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

#37

Carburetor diagram

Oil dipstick

Part #P54086

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

#27

Carburetor diagram

Cylinder head

Part #P54064

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

#93

Carburetor diagram

Bolt

Part #P54598

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

#89

Carburetor diagram

Exhaust gasket

Part #P54590

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

#66

Carburetor diagram

Valve spring

Part #P54154

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

Symptoms for gas snowblowers

Choose a symptom to see related snowblower repairs.

View all

What should I do about a damaged snowblower tire?

Main causes: punctured tire, damaged rim…

Why won't my snowblower start?

Main causes: stale gas, clogged carburetor, clogged or broken fuel line, dirty spark plug, bad rewind starter, incorrect…

Why doesn't my snowblower self propel?

Main causes: loose drive clutch cable, damaged drive clutch cable, worn friction disc, scraper blade scraping the ground…

Why won't my snowblower clear snow well?

Main causes: clogged chute, snow build-up in auger housing, broken auger shear pins, auger drive belt needs adjustment, …

Why does my snowblower engine run rough?

Main causes: dirty carburetor, clogged fuel filter, dirty spark plug, incorrect valve lash, leaky engine gaskets…

Why won't my snowblower chute turn?

Main causes: snow build-up in chute, chute drive mechanism failure, bad chute control assembly…

Why doesn't my snowblower auger turn?

Main causes: broken shear pins, worn or loose auger drive belt, auger drive cable failure, damaged auger, bad gear case…

Why does my snowblower stop running after a few seconds?

Main causes: dirty carburetor, stale fuel…

Why won't my snowblower throw snow far enough?

Main causes: clogged chute, damaged auger blades, broken shear pins, worn auger belt, damaged gear case, engine problems…

Repair guides for gas snowblowers

These step-by-step repair guides will help you safely fix what’s broken on your snowblower.

View all

How to replace snowblower skid shoes

To prevent damage to your snowblower auger, replace the skid shoes when both sides of the shoe are worn. It's an easy re…

Repair difficulty

Time required

15 minutes or less

How to replace a snowblower auger drive cable

A loose or snapped auger drive cable can prevent the auger from rotating. Follow this step-by-step guide to replace the …

Repair difficulty

Time required

15 minutes or less

How to replace a snowblower electric starter

Replace the electric starter on your snowblower if it doesn't work.…

Repair difficulty

Time required

15 minutes or less

Effective articles & videos to help repair your snowblowers

Use the advice and tips in these articles and videos to get the most out of your snowblower.

View all

How to make your snowblower last longer

Learn the steps to take to adjust and maintain your snowblower so it lasts longer.…

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

Top questions about Sears and Sears PartsDirect

Model # 270-3250 Official Okuma snow thrower

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Symptoms for gas snowblowers

What should I do about a damaged snowblower tire?

Why won't my snowblower start?

Why doesn't my snowblower self propel?

Why won't my snowblower clear snow well?

Why does my snowblower engine run rough?

Why won't my snowblower chute turn?

Why doesn't my snowblower auger turn?

Why does my snowblower stop running after a few seconds?

Why won't my snowblower throw snow far enough?

Repair guides for gas snowblowers

How to replace snowblower skid shoes

How to replace a snowblower auger drive cable

How to replace a snowblower electric starter

Effective articles & videos to help repair your snowblowers

How to make your snowblower last longer

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Top questions about Sears and Sears PartsDirect

Parts & More

Stay Connected

Quick links

Let us help you

More resources