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Model # 677 Official Walton motorized treadmill
Here are the diagrams and repair parts for Official Walton 677 motorized treadmill, as well as links to manuals and error code tables, if available.
By Schematic
SELECT DIAGRAM
Browse Parts for
677 Fitness & Exercise
#9
All parts diagram
Walking belt
Part #8669
The manufacturer no longer makes this part, and there's no substitute part
#39
All parts diagram
Cover
Part #8873
The manufacturer no longer makes this part, and there's no substitute part
#31
All parts diagram
Belt
Part #8694
The manufacturer no longer makes this part, and there's no substitute part
#35
All parts diagram
Pulley
Part #8670
The manufacturer no longer makes this part, and there's no substitute part
#18
All parts diagram
Guide
Part #8422
The manufacturer no longer makes this part, and there's no substitute part
#21
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Bracket
Part #5848
The manufacturer no longer makes this part, and there's no substitute part
#10
All parts diagram
Rllr tube as
Part #5843E
The manufacturer no longer makes this part, and there's no substitute part
#47
All parts diagram
Grip
Part #8888
The manufacturer no longer makes this part, and there's no substitute part
#8
All parts diagram
Spacer strip
Part #8866
The manufacturer no longer makes this part, and there's no substitute part
#92
All parts diagram
Rail
Part #5855
The manufacturer no longer makes this part, and there's no substitute part
Symptoms for treadmills
Choose a symptom to see related treadmill repairs.
Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…
Main causes: damaged walking belt, improper belt tension, bad roller bearing…
Main causes: rear roller out of alignment, damaged walking belt, bad roller…
Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…
Main causes: faulty sensors, wiring failure, bad control console…
Main causes: bad control console, wiring failure, bad motor control board…
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
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
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
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.

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