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McCulloch
Gas Leaf Blower

Model # MB3202 Official McCulloch backpack blower

Here are the diagrams and repair parts for Official McCulloch MB3202 backpack blower, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 111 parts  |
Fixed Disc 9122-320001
#2A

General assembly diagram

Fixed disc

Part #9122-320001

Replaced by #MC-9122-320001

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Manufacturer substitution
This part replaces 9122-320001. Substitute parts can look different from the original.
$28.11
In Stock
Screw 300294
Screw

Part #300294

Replaced by #710-04232

?
Manufacturer substitution
This part replaces 300294. Substitute parts can look different from the original.
$9.69
In Stock
Torque Screw 218644
Torque screw

Part #218644

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

Plate-air Bo 322425-90
#11

Powerhead assembly diagram

Plate-air bo

Part #322425-90

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

Spring Washer 111205
#32

Powerhead assembly diagram

Spring washer

Part #111205

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

Wire Assembly, Ground 302057
#59

Powerhead assembly diagram

Wire assembly, ground

Part #302057

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

Washer 300297
#49

General assembly diagram

Washer

Part #300297

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

Starter Housing Assembly 300795
#12

General assembly diagram

Starter housing assembly

Part #300795

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

Air Box Cover 322429-61
#8

Powerhead assembly diagram

Air box cover

Part #322429-61

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

Carburetor Gasket 218933
#14

Powerhead assembly diagram

Carburetor gasket

Part #218933

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

Symptoms for gas leaf blowers

Choose a symptom to see related leaf blower repairs.

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What should I do if my leaf blower leaks gas?

Main causes: cracked fuel lines, leaky carburetor seals, damaged fuel tank cap, cracked fuel tank…

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Why does a leaf blower vibrate excessively?

Main causes: damaged fan blade, engine needs a tune up, dirty carburetor…

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Why does my leaf blower run roughly?

Main causes: stale fuel, dirty air filter, bad spark plug, cracked fuel lines, clogged carburetor…

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What should I do if my leaf blower engine smokes?

Main causes: mixing too much 2-cycle oil with the gas, dirty air filter, clogged carburetor, engine needs tune up…

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Why won't my leaf blower start?

Main causes: bad gas, clogged air filter, cracked fuel lines, clogged fuel filter, dirty carburetor, bad spark plug, wor…

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Repair guides for gas leaf blowers

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

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How to replace a leaf blower carburetor

How to replace a leaf blower carburetor

The carburetor could be the problem If the leaf blower engine won't start even though there's fuel in the tank. Follow t…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace leaf blower fuel lines

How to replace leaf blower fuel lines

Leaf blower fuel lines deteriorate with time and eventually can split or crack. You can remove and replace them yourself…

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Repair difficulty
Time required
 60 minutes or less
How to rebuild a leaf blower carburetor

How to rebuild a leaf blower carburetor

If the leaf blower engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow …

Read more
Repair difficulty
Time required
 60 minutes or less

Articles and videos for gas leaf blowers

Use the advice and tips in these articles to get the most out of your leaf blower.

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Top 10 electric lawn and garden tools for 2023

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Top questions about Sears and Sears PartsDirect

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6 easy steps for maintaining a leaf blower

6 easy steps for maintaining a leaf blower

Follow this advice for caring for your leaf blower.…

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