- Kenmore refrigerator water filters
- Whirlpool refrigerator water filters
- Samsung refrigerator water filters
- GE refrigerator water filters
- LG refrigerator water filters
- Frigidaire refrigerator water filters
- KitchenAid refrigerator water filters
- Maytag refrigerator water filters
- Kenmore Elite refrigerator water filters
- Estate refrigerator water filters
- GE Profile refrigerator water filters
- Amana refrigerator water filters
- Bosch refrigerator water filters
- Dacor refrigerator water filters
- Electrolux refrigerator water filters
Can’t find your part? Contact us: +1-309-603-4777
Top DIY repair help
View All Repair Categories
Appliances
Lawn & Garden
Power Tools
Home Improvement
Sports & Leisure
Heating & Cooling
OrdersSchedule a repair
Keep track of the models you own in your profile
Sign in or Register to view or add models
Model # CST3 Official Horizon treadmill
Here are the diagrams and repair parts for Official Horizon CST3 treadmill, as well as links to manuals and error code tables, if available.
By Schematic
SELECT DIAGRAM
Browse Parts forCST3 Fitness & Exercise
- #M01
Treadmill diagram
Drive mtrPart #SZTM113MTR
Replaced by #1000111822
?Manufacturer substitutionThis part replaces SZTM113MTR. Substitute parts can look different from the original.$300.59 |$12.00 OFF Phone Price : $312.59In Stock - #M02
Treadmill diagram
Motor setPart #SCA302017
Replaced by #012804-00
?Manufacturer substitutionThis part replaces SCA302017. Substitute parts can look different from the original.$147.41In Stock - #B61
Treadmill diagram
ScrewPart #MZE0107010
The manufacturer no longer makes this part, and there's no substitute part
- #V34
Treadmill diagram
Decal, lPart #MG0214094A
The manufacturer no longer makes this part, and there's no substitute part
- #AC2
Treadmill diagram
Support rPart #SP0004041BB
The manufacturer no longer makes this part, and there's no substitute part
- Screw
Part #MZE0107023
The manufacturer no longer makes this part, and there's no substitute part
- #H49
Treadmill diagram
Hook coverPart #MB0717003A
The manufacturer no longer makes this part, and there's no substitute part
- #M09
Treadmill diagram
WasherPart #MZE0502025
The manufacturer no longer makes this part, and there's no substitute part
- #Q05
Treadmill diagram
Foot railPart #SZTM119SCV-L
The manufacturer no longer makes this part, and there's no substitute part
- #H23
Treadmill diagram
Washer,sprPart #MZE0501016AB
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: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…
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: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…
Main causes: damaged walking belt, improper belt tension, bad roller bearing…
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 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…
Repair difficulty
Time required
45 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
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.…
Parts & More
Air Compressor
Bottom-Mount Refrigerator
Coffee Grinder
Front-Engine Lawn Tractor
Furnace
Gas Chainsaw
Lawn & Garden Engine
Line Trimmer
Microwave
Microwave/Hood Combo
Range Hood
Television