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Roadmaster
Treadmill

Model # 9872SR Official Roadmaster lifestyles 10.0c treadmill

Here are the diagrams and repair parts for Official Roadmaster 9872SR lifestyles 10.0c treadmill, 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 75 parts  |
Switch HH-4514-T
#68

Console assembly diagram

Switch

Part #HH-4514-T

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

Owner's Manual 98-0148-T

#NI

All parts diagram

Owner's manual

Part #98-0148-T

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

Leg Guide MM-6576-T
#88

Frame and walking belt assembly diagram

Leg guide

Part #MM-6576-T

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

Elevation L 35-0342-T
#5

Frame and walking belt assembly diagram

Elevation l

Part #35-0342-T

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

Handrail 34-0332-T
#3

Console assembly diagram

Handrail

Part #34-0332-T

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

Wing Knob MM-1000-T
#87

Frame and walking belt assembly diagram

Wing knob

Part #MM-1000-T

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

Extrusion MM-6578-T
#60

Frame and walking belt assembly diagram

Extrusion

Part #MM-6578-T

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

Washer HH-0705-T
#13

Frame and walking belt assembly diagram

Washer

Part #HH-0705-T

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

Screw HH-0237-T
#12

Frame and walking belt assembly diagram

Screw

Part #HH-0237-T

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

Nut HH-1275-T
#25

Frame and walking belt assembly diagram

Nut

Part #HH-1275-T

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 is my treadmill's walking belt slipping?

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

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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 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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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 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
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…

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Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your fitness & exercise

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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