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Problem
10. Short radius
11. Weeping
22
Possible Cause
Improper sprinkler spacing
Blockage in tube
PRS set too low
Solenoid plunger jammed
Selector/PRS not set
correctly
Low pressure
Design problems
Wind
Incorrect stator configuration
Leakage between inlet seal
and case seat
Leakage between solenoid
plunger and selector housing
volcano
Correction
Review spacing requirements.
Locate and clear blockage.
Reset PRS.
Clean out debris around plunger and free plunger.
Set selector to AUTO or MANUAL.
See solutions for Problem #6, "Low Pressure."
Check capacity vs. nozzle size, number of heads,
spacing, etc.
Raise water pressure, review watering schedule,
renozzle.
Verify proper stator/nozzle match.
Check for debris lodged between seat and seal. Replace
or repair damaged inlet seal on valve. If case seat is
damaged, replace case.
Clean rubber seal under plunger. Remove any debris
between plunger and selector.
115-E Series Rotors Operations & Maintenance Manual
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