Reading pressure levels

All pressure gauges should be read and recorded for the new system, and then on a regular basis after.

Pressure variance diagnoses

Indication

Possible Problem


Large pressure drop across filters

  • Debris buildup in filters
  • Inadequate flushing of filters


Gradual pressure decrease at filter inlet

  • Pump wear
  • Other water supply problems


Sudden pressure decrease at filter outlet

  • Damaged or broken lateral
  • Damaged or broken submain
  • Damaged or broken mainline
  • Pressure regulator failure
  • Water supply failure – check flow rates


Gradual pressure increase at filter outlet

  • Emitter clogging
  • Other flow restriction – check flow rates


Sudden pressure increase at filter outlet

  • Stuck control valve
  • Other flow restriction – check flow rates


Sudden pressure decrease at submain

  • Damaged or broken lateral – check flow rates
   

Explore the next module, or search for a specific topic or issue.

Before using these modules, please familiarize yourself with the relevant disclaimers and additional safety and usage information contained within each module.

© 2023, Rivulis Irrigation Ltd, all rights reserved. 
Reproduction of this content in any form is prohibited without the written consent of Rivulis Irrigation Ltd.