TABLE OF CONTENTS
WARNING DECAL PLACEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
IMPORTANT PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
BEFORE YOU BEGIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
OPERATION AND ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
EXERCISE GUIDELINES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
PART LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
EXPLODED DRAWING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
ORDERING REPLACEMENT PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Back Cover
LIMITED WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Back Cover
WARNING DECAL PLACEMENT
This drawing shows the locations of the
warning decals. If a decal is missing or il-
legible, call the telephone number on the
front cover of this manual and request a
free replacement decal. Apply the decal
in the location shown. Note: The decals
may not be shown at actual size.
iPod, iPod nano, iPod touch, and iTunes are registered trademarks of Apple Inc.,
Nike is a registered trademark of NIKE, Inc. and its affiliated companies.
PROFORM is a registered trademark of ICON IP, Inc.
registered in the U.S. and other countries. iPod
is not included.
®
2
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Do you have a question about the PERFORMANCE 400 and is the answer not in the manual?
Questions and answers
I purchased model PFTL59510.0 and I **** in search of a Proform treadmill similar to this one.
The ProForm treadmills similar to model PFTL59510.0 include the ProForm 415 Crosswalk Treadmill (23723.3 / 237233) and the ProForm XP 680 Crosstrainer Treadmill (24646.0 / 246460).
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pro-form 400e starts but won't stay running.
The ProForm PERFORMANCE 400 treadmill may start but not stay running due to several possible reasons:
1. Safety Key Issue – If the safety key is not properly inserted or gets disconnected, the treadmill will stop.
2. Motor or Belt Problem – A faulty motor, loose drive belt, or worn-out walking belt can cause the treadmill to stop.
3. Overheating or Overload – If the treadmill overheats or detects excessive load, it may shut off as a safety measure.
4. Power Supply Issue – Inconsistent power supply, a loose power cord, or a tripped circuit breaker can interrupt operation.
5. Console or Sensor Malfunction – If the console is not detecting movement correctly, it may stop the treadmill.
To diagnose the issue, check the safety key, ensure the belt is properly aligned, confirm the power source is stable, and inspect the motor for overheating.
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My motor seems to be very loud. What could cause it to run loud?
The document does not provide specific reasons for the motor of a ProForm PERFORMANCE 400 running loudly. However, loud motor noise in treadmills is commonly caused by worn motor bearings, a loose or damaged drive belt, or buildup of dust and debris inside the motor area. Regular maintenance and inspection may help identify and resolve such issues.
This answer is automatically generated