Converting Center Pivot Sprinkler Packages

Irrigators using existing center pivots may be interested in changing sprinkler packages to take advantage of new sprinkler technology, overcome a poor design on the original package, reduce energy requirements or simply to replace worn sprinklers on an older machine.

This publication addresses with the irrigation system issues that should be addressed when changing a sprinkler package. The new sprinkler package should be appropriate for the soil and topographical characteristics of the site.

Major topics include:
Effect of Pressure Reductions on System Components
Changing Operating Pressure -- Internal Combustion Units
Runoff Potential
Cost Considerations
Procedure Summary
Example Calculations