Model # PFTL79101 Official Proform proform 785pi treadmill

Here are the diagrams and repair parts for Official Proform PFTL79101 proform 785pi treadmill, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS

Showing 10 of 144 parts |

#28

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Treadmill line filter

Part #130993

$34.19 |

15% OFF Phone Price : $40.19

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#34

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Black & decker treadmill washer

Part #014063

This item is not returnable

$2.49 |

29% OFF Phone Price : $3.49

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Treadmill front roller and pulley

Part #162135

$57.69 |

9% OFF Phone Price : $63.69

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#77

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Exercise equipment flat washer

Part #014073

This item is not returnable

$2.16

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Black & Decker Exercise Equipment Reed Switch 157504

#10

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Black & decker exercise equipment reed switch

Part #157504

This item is not returnable

$10.99

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#48

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Exercise equipment screw

Part #013576

This item is not returnable

$2.16

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#100B

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Weslo exercise equipment screw

Part #130659

This item is not returnable

$2.16

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Weider exercise equipment screw

Part #013028

This item is not returnable

$2.16

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Black & decker treadmill audio port and wire harness

Part #157646

This item is not returnable

$14.99

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#86

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Reebok jack, 3.5-mm

Part #158332

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$6.99

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Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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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.

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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.

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Top questions about Sears and Sears PartsDirect

Model # PFTL79101 Official Proform proform 785pi treadmill

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Symptoms for treadmills

Why does my treadmill's walking belt slow down?

Why is my treadmill's walking belt slipping?

Why is my treadmill's walking belt off center?

Why won't my treadmill start even though the console display works?

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

Why does my treadmill have no display?

Why won't my treadmill power up?

Repair guides for treadmills

How to replace a treadmill motor controller

How to replace a treadmill drive motor

How to replace a treadmill walking board

Effective articles & videos to help repair your fitness & exercise

Top questions about Sears and Sears PartsDirect

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