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Flushing the Sprinkler
1. With sprinkler operating, carefully step down on center of cap several times. Water will ow around riser and ush out debris.
2. Cycle sprinkler on and o several times to check for proper retraction. Cap should be even with top of body ange when fully retracted. If
riser sticks in up position, check for debris lodged between riser and body. Flush out all debris. Remove riser assembly if necessary.
Troubleshooting Guide
Problem Cause Solution
Sprinkler will not turn on.
No 24 VAC to solenoid assembly.
Measure voltage with a Digital Volt Meter.
Check wiring and controller program.
Debris in pilot valve assembly.
Disassemble and remove all debris.
(See Servicing Pilot Valve, page 9.)
Selector cam in “OFF” position.
Set to “AUTO” position.
Pilot valve solenoid inoperative.
Remove and replace solenoid.
Pilot valve plunger movement restricted.
Inspect, clean, and/or replace.
No water supply from main valve.
Debris in control tube, main valve assembly, and/or
communication passages in body. Flush thoroughly.
Sprinkler will not shut o.
Constant 24 VAC from controller
Check for voltage using a DVM. If voltage is present,
disconnect wire. If sprinkler closes, service controller.
Refer to Controller Service Manual.
Selector cam in “ON” position.
Set to “OFF” position.
Debris in pilot valve assembly.
Disassemble and remove all debris.
(See Servicing Pilot Valve, page 14.)
Leak in pilot valve assembly.
Replace pilot valve assembly.
Plugged supply screen on piston.
Clean or replace screen on main valve piston.
Plunger movement restricted.
Inspect and clean or replace.
Valve cylinder misaligned with sprinkler
body communication tube.
Remove valve assembly and install correctly.
Foreign object keeping valve from seating.
Remove, clean, and check for valve damage.
Replace if necessary.
Damaged piston seal or piston assembly.
Replace valve assembly.
Sprinkler will not rotate.
Debris wedged between stator and turbine.
Remove obstruction.
Drive assembly defective.
Replace drive assembly.
Nozzle base assembly defective.
Replace nozzle base assembly.
Head sticks up
Dirt in riser assembly.
Flush out. (See top of this page.)
Damaged or missing return spring.
Replace spring.
Damaged riser.
Replace riser.
Poor distribution pattern
Nozzle plugged with debris.
Clean or replace nozzle.
Nozzle orice damaged.
Replace nozzle.
Low operating pressure.
Determine why system is overloaded and correct.
Toro Warranty and Support
e Toro Company and its aliate, Toro Warranty Company, pursuant to an agreement between them, jointly warrants, to the owner, against defects in
material and workmanship for a period of three years from the date of purchase. (Five years if Toro Swing Joint installed with sprinkler.) Neither e Toro
Company nor Toro Warranty Company is liable for failure of products not manufactured by them, even though such products may be sold or used in
conjunction with Toro products.During such warranty period, we will repair or replace, at our option, any part found to be defective. Return the defective
part to the place of purchase. Our liability is limited solely to the replacement or repair of defective parts. ere are no other express warranties. is
warranty does not apply where equipment is used, or installation is performed, in any manner contrary to Toro’s specications and instructions, nor where
equipment is altered or modied. Neither e Toro Company nor Toro Warranty Company is liable for indirect, incidental or consequential damages in
connection with the use of equipment, including but not limited to: vegetation loss, the cost of substitute equipment or services required during periods of
malfunction or resulting non-use, property damage or personal injury resulting from installer’s negligence.
Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation or exclusion may not apply to you.
All implied warranties, including those of merchantability and tness for use, are limited to the duration of this express warranty. Some states do not allow
limitations of how long an implied warranty lasts, so the above limitation may not apply to you. is warranty gives you specic legal rights and you may
have other rights which vary from state to state.
© 2014 The Toro Company, Golf Division • www.toro.com • 1-877-345-8676 Form Number 373-0798 Rev. B