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

Pulley

Part #11496

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

#16

Auger assembly diagram

Washer

Part #4143

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

#33

Main frame diagram

Ring pin

Part #5714

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

#73

Main frame diagram

Handle grip

Part #3339

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

Fitting

Part #5074

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

Most common symptoms to help you fix your freestanding freezers

Choose a symptom to see related freezer repairs.

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Why don't the lights in my freezer work?

Main causes: burned out light bulb, bad door or lid switch, faulty LED light board, wiring failure, control system failu…

What should I do when my freezer's high-temperature alarm sounds?

Main causes: lack of power, bad compressor, refrigerant leak, bad thermistor, defrost system failure, dirty condenser co…

Why isn't my freezer cooling?

Main causes: compressor failure, no refrigerant, faulty sensor, control failure, broken defrost heater, bad defrost bi-m…

Why does my freezer have a lot of frost inside?

Main causes: damaged door or lid gasket, cracked cabinet liner, bad defrost bi-metal thermostat, broken defrost heater, …

Why is my freezer too warm?

Main causes: excessive frost, bad defrost heater, bad defrost bi-metal, control system failure, low refrigerant charge, …

Why is my freezer hot on the outside?

Main causes: dirty condenser coils, condenser fan failure, dirty bottom front grill, leaky door or lid gasket…

Why isn't my freezer running?

Main causes: lack of power, control system failure, broken compressor start relay, locked up compressor, compressor moto…

Why is my freezer so noisy?

Main causes: leaky door or lid gasket, broken defrost heater, bad defrost bi-metal thermostat, defrost control failure, …

Repair guides for chest freezers

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How to replace a freezer compressor start relay

The compressor start relay starts the compressor. If the compressor won’t start, follow these steps to replace a defect…

Repair difficulty

Time required

15 minutes or less

How to replace a freezer temperature control thermostat

The cold control thermostat regulates the freezer temperature. A defective cold control thermostat can prevent the compr…

Repair difficulty

Time required

15 minutes or less

How to replace a freezer lid gasket

The lid gasket prevents air and moisture from entering the freezer when the lid is closed. Follow these steps to replace…

Repair difficulty

Time required

30 minutes or less

Effective articles & videos to help repair your freestanding freezers

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

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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

How to repair broken or damaged wires video

Learn how to repair broken, frayed or damaged wires in your appliances.…

Model # 842240721 Official Craftsman 40" snow blower

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Most common symptoms to help you fix your freestanding freezers

Why don't the lights in my freezer work?

What should I do when my freezer's high-temperature alarm sounds?

Why isn't my freezer cooling?

Why does my freezer have a lot of frost inside?

Why is my freezer too warm?

Why is my freezer hot on the outside?

Why isn't my freezer running?

Why is my freezer so noisy?

Repair guides for chest freezers

How to replace a freezer compressor start relay

How to replace a freezer temperature control thermostat

How to replace a freezer lid gasket

Effective articles & videos to help repair your freestanding freezers

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

Top questions about Sears and Sears PartsDirect

How to repair broken or damaged wires video

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