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Treadmill

Model # 8320SR Official HealthMaster treadmill

Here are the diagrams and repair parts for Official HealthMaster 8320SR treadmill, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

SEARCH WITHIN THIS MODEL

ALL PARTS

Showing 10 of 78 parts |

Tie MM-0350

#NI

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Tie

Part #MM-0350

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

Bolt HH-0792

#NI

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Bolt

Part #HH-0792

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

Washer HH-0977

#NI

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Washer

Part #HH-0977

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

Lock Washer HH-1003

#NI

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Lock washer

Part #HH-1003

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

Rmt Sw Retnr HH-0249

#NI

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Rmt sw retnr

Part #HH-0249

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

Rr Rollr Asm HH-0554

Unit parts diagram

Rr rollr asm

Part #HH-0554

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

Wire Assembly HH-1711

#NI

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Wire assembly

Part #HH-1711

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

On-off Swtch HH-1717

#NI

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On-off swtch

Part #HH-1717

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

Jump Wire HH-1487

#NI

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Jump wire

Part #HH-1487

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

Hi-low Swtch HH-1716

#NI

All parts diagram

Hi-low swtch

Part #HH-1716

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

Why does my treadmill's walking belt slow down?

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

Why is my treadmill's walking belt slipping?

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

Why is my treadmill's walking belt off center?

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

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…

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

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

Why does my treadmill have no display?

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

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…

Repair guides for treadmills

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

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…

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'…

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…

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.

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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