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Model # 831296553SR Official Lifestyler lifestyler 550 variable-speed treadmill
Here are the diagrams and repair parts for Official Lifestyler 831296553SR lifestyler 550 variable-speed treadmill, as well as links to manuals and error code tables, if available.
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831296553SR Fitness & Exercise
#NI
All parts diagram
Silicone,uni
Part #070307
Replaced by #219170
?
Manufacturer substitution
This part replaces 070307. Substitute parts can look different from the original.
$23.69 |
20% OFF Phone Price : $29.69
In Stock
#31
Unit parts diagram
Black & decker treadmill power cord (replaces 031033, 031143, 031147, 247991)
Part #031229
$11.39 |
15% OFF Phone Price : $13.39
In Stock
#33
Unit parts diagram
Black & decker treadmill washer
Part #014063
This item is not returnable
$2.49 |
29% OFF Phone Price : $3.49
In Stock
#46
Unit parts diagram
Mag,rnd,for
Part #033066
Replaced by #113842
?
Manufacturer substitution
This part replaces 033066. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
#26
Unit parts diagram
Black & decker exercise equipment nut
Part #012149
This item is not returnable
$2.16
In Stock
#71
Unit parts diagram
Weslo wshr,flat,us
Part #014153
This item is not returnable
$2.16
In Stock
#18
Unit parts diagram
Nordictrack carriage bolt
Part #013480
This item is not returnable
$2.16
In Stock
#32
Unit parts diagram
Weider exercise equipment screw
Part #013275
This item is not returnable
$2.16
In Stock
#73
Unit parts diagram
Nut,push,3/8
Part #012133
This item is not returnable
$2.16
In Stock
#11
Unit parts diagram
Exercise equipment bolt
Part #013547
This item is not returnable
$2.16
In Stock
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.…