Discussion:
noise in hydraulic brake

I am working on a Crown FC 4000 it has a pulsating noise in the brake system. With the unit powered up there is a pulsating noise and it can be felt in the two metal tubes that run from the park brake valve to the brake pump and the other to the accumulator. When the park brake is released the pulsating increases. When the brake pedal is depressed about half way an alarm sounds, pedal will drop to the floor plate and the pulsating will increase.
thank you in advance for any help I can get on this.
  • Posted 29 Jul 2016 05:41
  • By walter_t
  • joined 29 Jul'16 - 1 message
  • South Carolina, United States

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Terberg YT222
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Global Industry News
edition #1257 - 20 November 2025
In this week’s Forkliftaction News , Toyota Industries Corporation confirms it has settled a class-action lawsuit in the US which centred around its 2023 emissions cheating scandal. Find out how much the class-action cost it... Continue reading
Fact of the week
In 1898, author Morgan Robertson wrote a novel called 'Futility', which described an "unsinkable" ship named the Titan that sank after hitting an iceberg. Fourteen years later, the Titanic sank in a strikingly similar fashion.