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Model # 621450X4E Official Murray snow thrower
Here are the diagrams and repair parts for Official Murray 621450X4E snow thrower, as well as links to manuals and error code tables, if available.
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Model diagram and schematic
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Showing 10 of 117 parts |
#117
Frame components assembly diagram
Filter
Part #56679
Replaced by #394358S
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Manufacturer substitution
This part replaces 56679. Substitute parts can look different from the original.
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$6.47 |
13% OFF Phone Price : $7.47
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#590
Discharge chute diagram
Up assembly
Part #762222
Replaced by #762222MA
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Manufacturer substitution
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$58.23 |
9% OFF Phone Price : $64.23
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Knob kit
Part #13527
Replaced by #1501260MA
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Manufacturer substitution
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$10.93 |
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Nut, 1/4-20
Part #782585
Replaced by #703251
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Manufacturer substitution
This part replaces 782585. Substitute parts can look different from the original.
$8.07 |
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#490
Auger housing diagram
Scraper
Part #55323
Replaced by #55323MA
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Manufacturer substitution
This part replaces 55323. Substitute parts can look different from the original.
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$47.89 |
11% OFF Phone Price : $53.89
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#743
Handle assembly diagram
Boot spring
Part #308146
Replaced by #308146MA
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Manufacturer substitution
This part replaces 308146. Substitute parts can look different from the original.
$10.97 |
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#602
Discharge chute diagram
Bolt
Part #302843
Replaced by #704210
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Manufacturer substitution
This part replaces 302843. Substitute parts can look different from the original.
$7.69 |
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#520
Auger housing diagram
Auger assembly
Part #327072
Replaced by #327072MA
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Manufacturer substitution
This part replaces 327072. Substitute parts can look different from the original.
$175.17 |
6% OFF Phone Price : $187.17
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#510
Auger housing diagram
Bearing
Part #577023
Replaced by #577023MA
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Manufacturer substitution
This part replaces 577023. Substitute parts can look different from the original.
$9.59 |
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#930
Electric starter diagram
Extension cord
Part #56023
Replaced by #56023MA
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Manufacturer substitution
This part replaces 56023. Substitute parts can look different from the original.
$37.83 |
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Symptoms for gas snowblowers
Choose a symptom to see related snowblower repairs.
Things to do: replace the spark plug, change the oil, rebuild the carburetor, adjust valve lash, adjust or replace the b…
Main causes: clogged chute, damaged auger blades, broken shear pins, worn auger belt, damaged gear case, engine problems…
Main causes: dirty carburetor, stale fuel…
Main causes: punctured tire, damaged rim…
Main causes: dirty carburetor, clogged fuel filter, dirty spark plug, incorrect valve lash, leaky engine gaskets…
Main causes: stale gas, clogged carburetor, clogged or broken fuel line, dirty spark plug, bad rewind starter, incorrect…
Main causes: loose drive clutch cable, damaged drive clutch cable, worn friction disc, scraper blade scraping the ground…
Main causes: snow build-up in chute, chute drive mechanism failure, bad chute control assembly…
Main causes: clogged chute, snow build-up in auger housing, broken auger shear pins, auger drive belt needs adjustment, …
Repair guides for gas snowblowers
These step-by-step repair guides will help you safely fix what’s broken on your snowblower.
How to adjust snowblower engine valve lash
Adjust the engine valve lash on your snowblower to keep the engine starting and running smoothly.…
Repair difficulty
Time required
15 minutes or less
How to adjust snowblower skid shoes
To prevent snowblower auger and shave plate damage, adjust the skid shoes regularly to keep the shave plate ¼-inch high.…
Repair difficulty
Time required
15 minutes or less
How to replace a snowblower shave plate
Follow the 7 easy steps in this repair guide/video to replace a worn out shave plate on your snowblower.…
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.
Learn the steps to take to adjust and maintain your snowblower so it lasts longer.…
Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…
Get answers to frequently asked questions about Sears and Sears PartsDirect.…