Why solenoids fail
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The majority of the failures of most solenoids are due to:
- 68% due to contamination
- 18% fail to heat related issues.
- 10% just wear out
- 2% get abused by the customer
- 2% suffer from electrical failures of the solenoid coil.
Click on the illustration to see an enlargement.
© Scott Kirkendall
Other related articles:
On-off solenoids: Failure due to contaminationOn-off solenoids: Failure due to wear
On-off solenoids: Failure due to abuse
On-off solenoids: Failure due to heat
On-off solenoids: Failure due to electrical causes
PWM solenoids: Failure due to contamination
PWM solenoids: Failure due to abuse
PWM solenoids: Failure due to heat
PWM solenoids: Failure due to wear
Proportional solenoids: Failure due to contamination
Proportional solenoids: Failure due to wear
Proportional solenoids: Failure due to abuse
Proportional solenoids: Failure due to heat
Replace and reuse rules
Failure review chart

