Proform
Fitness & Exercise

Model #7645 Proform rowing exerciser 300

Here are the repair parts and diagrams for your Proform 7645 rowing exerciser 300. 

The diagram(s) below can help you find the right part.  If you’d like help, we invite you to call our customer service number at the top of the page, or click chat.

On this page, you can also find any manuals, installation guides and error code tables associated with this model.

For advice on diagnosing problems with appliances, lawn & garden equipment and other products, check out the videos, repair guides and articles in our DIY section.

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Showing 10 of 34 parts

Exercise Equipment Screw

#24

Unit parts Diagram

Exercise equipment screw

Part #013226
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  PBS100B-24
This part replaces PBS100B-24
This item is not returnable

$2.16

In Stock

Exercise Equipment Screw

#23

Unit parts Diagram

Exercise equipment screw

Part #013226
?This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including  PBS100B-23
This part replaces PBS100B-23
This item is not returnable

$2.16

In Stock

Frame

#1

Unit parts Diagram

Frame

Part #PBS100B-1

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

Rect Bar Cap

#15

Unit parts Diagram

Rect bar cap

Part #PBS100B-15

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

Sg Cap

#2

Unit parts Diagram

Sg cap

Part #PBS100B-2

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

Handle

#29

Unit parts Diagram

Handle

Part #PBS100B-29

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

Nut Washer

#30

Unit parts Diagram

Nut washer

Part #PBS100B-30

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

Asm Instrct

#NI

All parts Diagram

Asm instrct

Part #PBS100B-31

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

Ftrest Shaft

#5

Unit parts Diagram

Ftrest shaft

Part #PBS100B-5

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

Wshr/lcknut

#7

Unit parts Diagram

Wshr/lcknut

Part #PBS100B-7

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: faulty sensors, wiring failure, bad control console
Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor
Main causes: rear roller out of alignment, damaged walking belt, bad roller
Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor control board
Main causes: bad control console, wiring failure, bad motor control board
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.

June 1, 2015
By Lyle Weischwill
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't run.

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 these steps.

Repair difficulty
Time required
 45 minutes or less
June 1, 2015
By Lyle Weischwill
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 walking board if it's worn or damaged.

Repair difficulty
Time required
 30 minutes or less

Articles and videos for treadmills

Use the advice and tips in these articles and videos to get the most out of your treadmill.

January 18, 2016

How to use a multimeter to test electrical parts video

By Sears PartsDirect staff

Learn how to use a multimeter to check for wiring problems in an appliance that's not working

June 29, 2015

Easy DIY treadmill repairs

By Sears PartsDirect staff

Learn about treadmill repairs that you can easily do yourself.

June 1, 2015

Treadmill common questions

By Sears PartsDirect staff

These answers to common questions can help you make the most of your treadmill.