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Sears
Cycling

Model # 502477240 Official Sears screamer bicycle

Here are the diagrams and repair parts for Official Sears 502477240 screamer 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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ALL PARTS
Showing 10 of 54 parts  |
Brake Shoe Set 8364
#2

Excel dual rear caliper hand brake diagram

Brake shoe set

Part #8364

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

Part 10421

#NI

All parts diagram

Part

Part #10421

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

Wheel 28271C

#NI

All parts diagram

Wheel

Part #28271C

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

Bolt, Frm Fx S2285
#14

Shimano-3-spd console control replacement parts diagram

Bolt, frm fx

Part #S2285

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

Seat Post 26755Z
#9

Frame assembly diagram

Seat post

Part #26755Z

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

Clamp 12357Z
#8

Frame assembly diagram

Clamp

Part #12357Z

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

Knob S5852
#8

Shimano-3-spd console control replacement parts diagram

Knob

Part #S5852

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

Handlebar 28162

#NI

All parts diagram

Handlebar

Part #28162

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

Arm 8380

#NI

All parts diagram

Arm

Part #8380

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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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 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 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…

Read more
Repair difficulty
Time required
 15 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'…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

Read more
Repair difficulty
Time required
 30 minutes or less

Articles and videos for treadmills

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

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

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How to maintain a treadmill

How to maintain a treadmill

Keep your treadmill in shape by following these tips.…

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