20 Most Recent Precor Treadmill 9.21 9.21s 9.25 9.21si 9.25 Replacement Motor Hood Cover Questions & Answers

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Precor Treadmill 9.21si Error Code 26, what does it mean

Precor Error Code 26 Error Code: 26 Manufacturer: Precor Model: All Models Error Description: Error 26, Motor Pulse Width Incorrect - Observation of the speed sensor signal and verification the signal from the speed sensor is appropriate for the requested speed. If an incorrect or erratic speed sensor signal is detected the error appears. Possible Reason:
  1. The line of sight between the speed sensor and the speed sensor target is obstructed.
  2. Incorrect gap between the speed sensor and the speed sensor target.
  3. Incorrect adjustment of the speed sensor potentiometer (when equipped).
  4. Damaged speed sensor target.
Recommended Action:
  1. Using a static safe vacuum cleaner, carefully vacuum out the drive motor compartment. Be sure to thoroughly clean the area between the speed sensor and the speed sensor target.
  2. Inspect the gap of the speed sensor to the speed sensor target. Proper gap is 3/16" and the speed sensor photo eye should be aimed at the larger portion of the targets wedge shaped section. If unit has a magnetic speed sensor, the gap between the end of the sensor and the flywheel tooth needs to be 3/16".
  3. Locate the speed sensor potentiometer (when equipped) on the lower PCA. Set the speed sensor potentiometer to mid-range. Start the treadmill and increase speed to 6 mph. Carefully adjust the speed sensor potentiometer until the treadmill is operating the smoothest. Increase the speed to full speed and again adjust the speed sensor potentiometer until the treadmill is operating the smoothest. These two adjustments are typically small and are generally only a matter of fine tuning.
  4. Inspect the speed sensor target for any scratches or tears that could cause incorrect readings. Replace the speed sensor target if necessary.
Precor Error Code 26
8/13/2014 6:55:57 PM • Precor Treadmill... • Answered on Aug 13, 2014
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Belt stopped and showed message ERR22

Precor Error Code 22 Error Code: 22 Manufacturer: Precor Model: All Models Error Description: Error 22, No Motor Pulses at Start Up - Error indicates that the display has sent a command for the drive motor to start, however, the speed sensor has not returned the signal acknowledging that the drive motor has started. Possible Reason:
  1. The line of sight between the speed sensor and the speed sensor target is obstructed.
  2. Badly worn drive motor brushes.
  3. Incorrect gap between the speed sensor and the speed sensor target.
  4. Incorrect adjustment of the speed sensor potentiometer (when equipped).
  5. Inoperative speed sensor.
  6. Faulty lower PCA.
  7. Faulty interconnect cable between upper and lower PCA.
  8. Faulty upper PCA.
Recommended Action:
  1. Using a static safe vacuum cleaner, carefully vacuum out the drive motor compartment. Be sure to thoroughly clean the area between the speed sensor and the speed sensor target.
  2. Bady worn drive motor brushes cannot make proper contact with the motor commutator, therefore the drive motor will not start when voltage is applied. Inspect and replace drive motor brushes if necessary.
  3. Inspect the gap of the speed sensor to the speed sensor target. Proper gap is 3/16" and the speed sensor photo eye should be aimed at the larger portion of the targets wedge shaped section. If unit has a magnetic speed sensor, the gap between the end of the sensor and the flywheel tooth needs to be 3/16".
  4. Locate the speed sensor potentiometer (when equipped) on the lower PCA. Set the speed sensor potentiometer to mid-range. Start the treadmill and increase speed to 6 mph. Carefully adjust the speed sensor potentiometer until the treadmill is operating the smoothest. Increase the speed to full speed and again adjust the speed sensor potentiometer until the treadmill is operating the smoothest. These two adjustments are typically small and are generally only a matter of fine tuning.
  5. An inoperative speed sensor will allow the drive motor to start and run briefly before the error appears. If able to access the speed sensor wiring, measure the DC voltage between the speed sensor leads. Two of the leads will always read about 5 VDC. Two will toggle between 0 and 5 VDC as you slowly turn the speed sensor target. If both measurements are not seen, the speed sensor needs replaced. Some units have the speed sensor mounted on the lower PCA and the lower PCA needs replaced.
  6. Determine if the lower PCA is bad by swapping with a known good lower PCA.
  7. Determine if the interconnect cable is bad by swapping with a know good cable.
  8. Determine if the upper PCA is bad by swapping with a know good upper PCA.
Precor Error Code 22
7/8/2014 5:19:25 PM • Precor Treadmill... • Answered on Jul 08, 2014
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Hello, Our Precor 9.21si begins slipping after walking or running a few minutes. Seems to be worse the faster you go. After about 1 mile, the house fuse blows. What troubleshooting steps do you thi

This really sounds like the results of long term use without lubrication or wax between the belt and deck. Chances are you will need to replace the running belt and the deck or flip the deck if it has not already been done. The friction builds up between the deck and belt and caused the electronic components to overheat. The machine is shutting down as a precautionary measure. It will do this only so many times before the electronics are zapped. Start with the deck and belt. Hopefully the electronics are okay. With your model and serial number, you can visit our website and view the products we have available for your particular machine. Precor Repair Parts for 9 21s 9 21si Treadmills Consumer SPORTSMITH net
6/30/2014 3:08:03 PM • Precor Treadmill... • Answered on Jun 30, 2014
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Reviews on Precor 9.21Si

please read your owner manual. Diwnload freewww.fitnessmanualsonline.comGod bless you
3/16/2013 5:06:04 PM • Precor Treadmill... • Answered on Mar 16, 2013
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My precor 100I AMT elliptical keeps resetting when you slow down. Anybody know what's causing this?

Check RPM Feedback: The most common cause for the timer to stop after 7 seconds on a Precor elliptical is NO RPM feedback. Start by checking the connection of the speed sensor to the lower board. If necessary, reset the connection. Also, inspect the magnet located on the user's right crank arm (versions 1 and 2) or the user's left crank arm (version 3). The magnet passes the speed sensor with each revolution of the crank arm. Ensure that the magnet is installed correctly, with its south pole facing the speed sensor. You can verify the magnet polarity using another magnet or a compass. Speed Sensor Spacing: Confirm that the spacing between the speed sensor and the magnet is within the range of 1/8" to 1/4". Adjust if necessary. Battery and Power: If your elliptical has a battery, check its status. A low battery could cause issues. Consider using the optional power adapter kit to ensure consistent power supply. Error Codes and Clearing Logs: Check for any error codes displayed on the console. Clear the error codes and power down the unit. Inspect cable connections to ensure they are fully seated. Power on the unit and monitor the error code log for any reoccurrence. Professional Assistance: If the issue persists, consider reaching out to professional repair services or contacting Precor support for further assistance.
4/21/2024 2:48:08 PM • Precor Exercise... • Answered Yesterday
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Precor EFX 556 cross trainer slow startup

Il existe deux raisons pour lesquelles votre v?lo elliptique Precor EFX 556 d?marre lentement. Tout d'abord, un probl?me ?lectrique, tel qu'un cordon d'alimentation mal branch? ou endommag?, ou m?me une prise d?fectueuse, pourrait survivre. Un condensateur d?fectueux ? l'int?rieur de l'appareil, qui peut causer des retards au moment de la mise sous tension, est une autre explication. Pour r?soudre ces probl?mes, commencez par v?rifier les connexions ?lectriques. Envisagez d'appeler un technicien qualifi? pour diagnostiquer et r?soudre un probl?me ?lectrique ou ?lectronique si le probl?me persiste.
10/30/2023 9:03:49 PM • Precor Exercise... • Answered on Oct 30, 2023
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My precor efx556 does not detect pedaling, how can i fix it?

hello there, check if the lift control system is detected the lift is moving in the opposite direction of the issued lift command. This error would happen when the lift was already in motion (typically downward) when a lift command in the opposite direction (lift upward) was issued.
9/5/2023 10:39:57 PM • Precor Exercise... • Answered on Sep 05, 2023
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What causes a slow boot up on a Precor EFX 546?

A slow boot up on a Precor EFX 546 elliptical machine can be caused by several factors, including:
  1. Low battery voltage: If the battery voltage is low, the machine may take longer to boot up. This can be due to a weak or old battery, or a problem with the battery charger.
  2. Dirty or corroded contacts: Dirt, dust, or corrosion on the battery contacts or other electrical contacts can interfere with the machine's ability to start up quickly.
  3. Faulty console or display board: If the console or display board is malfunctioning, it may take longer for the machine to boot up or may not boot up at all.
  4. Loose or damaged cables or connections: Loose or damaged cables or connections can prevent the machine from starting up properly and may cause a slow boot up.
  5. Outdated software: If the software on the machine is outdated, it may take longer for the machine to boot up or it may not start up at all.
To troubleshoot a slow boot up on a Precor EFX 546, you can try the following steps:
  1. Check the battery voltage and replace the battery if necessary.
  2. Clean the contacts on the battery and other electrical components.
  3. Inspect the cables and connections for damage or looseness.
  4. Check for any error codes or messages on the console or display board and consult the user manual for troubleshooting steps.
  5. Check for any available software updates and install them if necessary.
If none of these steps resolve the issue, you may need to contact a professional technician for further assistance.
2/27/2023 11:23:59 PM • Precor Exercise... • Answered on Feb 27, 2023
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Precor 556i / AXGE....Problema with the resistance. Can anybody help me?

Hey Fabian, it's possible that the resistance motor or sensors on your wife's Precor 556i/AXGE may need to be recalibrated. Try powering off the machine, unplugging it for a minute, and then plugging it back in to see if that resets the calibration. If the problem persists, you can try recalibrating the machine manually. There should be instructions in the user manual or online. If that doesn't work, then contacting customer service or a certified technician may be necessary. I hope this helps!
2/14/2023 9:41:43 AM • Precor Exercise... • Answered on Feb 14, 2023
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Precor 9.45 reset safety switch message wont go away

If you have checked the safety switch on your Precor 9.45 treadmill and everything seems to be intact, and the "reset safety switch" message still won't go away, it's possible that the switch itself is faulty or the console is not receiving the signal from the switch. You can try cleaning the switch and the area around it, and also check the wires that connect the switch to the console to make sure they are not damaged. If the switch or wires appear to be damaged, they may need to be replaced. If cleaning and checking the switch and wires doesn't resolve the issue, it's recommended that you contact the manufacturer or a qualified repair technician to further diagnose and fix the problem. They may be able to provide additional troubleshooting steps or suggest other possible solutions.
2/14/2023 3:54:06 AM • Precor Exercise... • Answered on Feb 14, 2023
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PRECOR C956 power switch wont stay on

The power switch on Precor treads is also a circuit breaker. If it trips when plugged in, you have a dead short in the machine. Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/russell_1d1c35fa8a5a0be4
11/9/2022 6:21:50 PM • Precor Exercise... • Answered on Nov 09, 2022
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I have a Precor TRM211 treadmill. Trouble with the console display.

This is an error code for 1 of 2 things. Something was spilt on the display causing a detected malfunction. Or, you are experiencing a power sag where the unit is plugged in. Try an isolated AC circuit. (Nothing else is ON or plugged in)
2/24/2022 12:16:35 AM • Precor Exercise... • Answered on Feb 24, 2022
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Precor treadmill making squeaking noise when running fast

Two likely candidates: Belt or tread. Lubricating the tread would be the easiest starting point; but if you're running at 7 or more you've probably already thought of that. If the cover isn't too difficult to remove, you can expose the drive belt and the squeaking volume change would be an indicator that the drive belt is the problem.
2/8/2022 3:29:42 AM • Precor Exercise... • Answered on Feb 08, 2022
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No friction on my Precor EFX 546i.

Contact Precor direct. Details at the bottom of the page. It uses a non-standard method of resistance. https://www.precor.com/en-ca/efx%C2%AE-546i-elliptical-fitness-crosstrainer%E2%84%A2 ..
8/17/2021 5:37:06 PM • Precor Exercise... • Answered on Aug 17, 2021
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