Model # 842240721 Official Craftsman 40" snow blower

Here are the diagrams and repair parts for Official Craftsman 842240721 40" snow blower, as well as links to manuals and error code tables, if available.

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Error Codes

Model diagram and schematic

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Showing 10 of 158 parts |

#60

Main frame diagram

Bolt

Part #7953

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

Auger assembly diagram

Bolt

Part #STD533107

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

Nut

Part #STD541431

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

Nut

Part #GM271184

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

Pulley

Part #11496

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

Spring

Part #3059

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

#16

Auger assembly diagram

Washer

Part #4143

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

#73

Auger assembly diagram

Murray snowblower chain guard

Part #3036

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

#59

Auger assembly diagram

Plate washer

Part #6979

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

Spacer

Part #5713

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

Most common symptoms to help you fix your washers

Choose a symptom to see related washer repairs.

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Why your washing machine won't finish its cycle

Main causes: broken lid switch or lid lock, bad pressure switch, broken shifter assembly, faulty control system…

Why doesn't my washing machine work at all?

Main causes: lack of electrical power, wiring failure, bad power cord, electronic control board failure, bad user interf…

Why does my washing machine overfill?

Main causes: leaky water inlet valve, faulty water-level pressure switch, bad electronic control board…

Why is the water in my washing machine the wrong temperature?

Main causes: water heater failure, bad water temperature switch, faulty control board, bad water valve, faulty water tem…

Why won't my washing machine fill?

Main causes: no water supply, bad water valves, water-level pressure switch failure, control system failure, bad door lo…

Why won't my washing machine agitate or spin?

Main causes: worn agitator dogs, bad clutch, broken motor coupler, shifter assembly failure, broken door lock, suspensio…

Why is my washing machine noisy or shaking?

Main causes: unbalanced load, loose spanner nut, worn drive block, broken shock absorber or suspension spring, debris in…

Why won't my washing machine drain?

Main causes: clogged drain hose, house drain clogged, bad drain pump, water-level pressure switch failure, bad control b…

Why won't my washing machine start?

Main causes: bad lid switch or door lock, bad timer or electronic control board, wiring failure, bad water inlet valve a…

Repair guides for electric cooktops

View all

How to replace a coil surface element on an electric cooktop

Easily replace a coil surface element in 15 minutes or less by following these step-by-step instructions.…

Repair difficulty

Time required

15 minutes or less

How to replace a radiant element on an electric cooktop

Follow these step-by-step instructions to replace a damaged radiant element on your electric cooktop when the element wo…

Repair difficulty

Time required

45 minutes or less

How to replace the glass top on an electric cooktop

Don't use a cracked or damage glass cooktop—replace it, using these instructions to guide you.…

Repair difficulty

Time required

30 minutes or less

Effective articles & videos to help repair your washers

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

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How to use your washing machine efficiently

Find tips for using your washing machine efficiently to save energy and help reduce utility bills.…

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Top questions about Sears and Sears PartsDirect

Model # 842240721 Official Craftsman 40" snow blower

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Most common symptoms to help you fix your washers

Why your washing machine won't finish its cycle

Why doesn't my washing machine work at all?

Why does my washing machine overfill?

Why is the water in my washing machine the wrong temperature?

Why won't my washing machine fill?

Why won't my washing machine agitate or spin?

Why is my washing machine noisy or shaking?

Why won't my washing machine drain?

Why won't my washing machine start?

Repair guides for electric cooktops

How to replace a coil surface element on an electric cooktop

How to replace a radiant element on an electric cooktop

How to replace the glass top on an electric cooktop

Effective articles & videos to help repair your washers

How to use your washing machine efficiently

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Top questions about Sears and Sears PartsDirect

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