Sears
Cycling

Model # 502472254 Official Sears 27" lightweight bicycle

Here are the diagrams and repair parts for Official Sears 502472254 27" lightweight bicycle, 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 120 parts  |

Brake Shoe 308697
#12

Caliper brake diagram

Brake shoe

Part #308697

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

R Derailleur 302705
#33

Unit parts diagram

R derailleur

Part #302705

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

Eagle Ii 302809
#19

Shimano front derailleur diagram

Eagle ii

Part #302809

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

Sleeve 304217
#8

Caliper brake diagram

Sleeve

Part #304217

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

Screw 304238
#27

Caliper brake diagram

Screw

Part #304238

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

Pres Plate A 300969
#3

Shimano shifter diagram

Pres plate a

Part #300969

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

Bracket 32575Z
#27

Unit parts diagram

Bracket

Part #32575Z

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

Bolt 300516
#11

Shimano front derailleur diagram

Bolt

Part #300516

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

Plate 300937
#12

Shimano front derailleur diagram

Plate

Part #300937

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

5-10 Spd Hub 27789PA
#12

Rear small flange hub diagram

5-10 spd hub

Part #27789PA

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

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

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

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

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

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

Things to do: replace the spark plug, change the oil, rebuild the carburetor, adjust valve lash, adjust or replace the b…

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How to replace a snowblower chute control gearbox assembly

How to replace a snowblower chute control gearbox assembly

Replace the chute control gearbox on your snowblower if it's stripped or damaged.…

Repair difficulty
Time required
 15 minutes or less

Articles and videos for gas snowblowers

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How to make your snowblower last longer

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Snowblower chute won't turn: troubleshooting chute control and gearbox problems video

Snowblower chute won't turn: troubleshooting chute control and gearbox problems video

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