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Sears
Cycling

Model # 502472780 Official Sears 26" lightweight bicycle

Here are the diagrams and repair parts for Official Sears 502472780 26" lightweight bicycle, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 42 parts  |
Tire Tube 75X487PA

#NI

All parts diagram

Tire tube

Part #75X487PA

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

F Axle Set 303518

#NI

All parts diagram

F axle set

Part #303518

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

Brake Shoe 308697
Brake shoe

Part #308697

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

Spk 11-9/32 303157
#9

Unit parts diagram

Spk 11-9/32

Part #303157

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

Saddle 65X992
#22

Unit parts diagram

Saddle

Part #65X992

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

Crank 12300C
#15

Unit parts diagram

Crank

Part #12300C

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

Bar Stem 27160
#5

Unit parts diagram

Bar stem

Part #27160

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

(4-6) Expander Bolt, Washer, And Wedge N/P
(4-6) expander bolt, washer, and wedge

Part #N/P

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

Handlebar 13151C
#4

Unit parts diagram

Handlebar

Part #13151C

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

Fender 27060CZ
#7

Unit parts diagram

Fender

Part #27060CZ

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

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Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

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Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

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Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

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Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

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Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

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Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

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Repair guides for treadmills

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

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How to replace a treadmill motor controller

How to replace a treadmill motor controller

Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the…

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Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking belt

How to replace a treadmill walking belt

A worn walking belt will begin to slow down during use. If your treadmill walking belt is worn out, replace it using the…

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Repair difficulty
Time required
 45 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

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Repair difficulty
Time required
 15 minutes or less

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