IntroductionThe FLX35 and FLX55 series full and part circle rotary sprinklersare designed specifically for golf course applications.Manufactured from durable, high-strength engineering plastic andstainless-steel components, these sprinklers incorporate manyinnovative and time-proven features for lasting, maintenance-freeoperation.Prior to installing the sprinkler, read through the recommendedinstallation and start-up procedures. Please observe all Warningsand Cautions when installing and operating this equipment.Features• Adjustable Part circle (40°-330°) and true uni-directional full circle (360°) arc coverage• Arc adjustment in 5° increments• Dual trajectory main nozzle adjustment – 25° standard or 15° low angle• Ratcheting riser in 2° increments• Nozzle base clutching• Two back nozzle positions• Industry’s largest precision nozzle selection• All nozzles are color coded, debris tolerant and threaded in from the front• Five electric and two hydraulic activation typeso Electric – Satellite systems – Standard 24 VAC solenoid; SPIKEGUARD 24VAC solenoid; Nickel platedSPIKEGUARD 24VAC solenoido Electric – 2-wire systems – DC Latching solenoid; Integrated GDC module w/DC latching solenoido Hydraulic – Normally Open valve in head; Check-O-Matic (requires remote valve)• Constant velocity drive and variable stator provide consistent rotation speeds• Manual control at the sprinkler ON-OFF-AUTO (electric models only)• Selectable/lockable pressure regulation settings; 50 psi (3,4 bar), 65 psi (4,5 bar), 80 psi (5,5 bar) or 100 psi (6,9 bar)• Indestructable stainless steel valve seat and valve communication tube• Body inlet rock screen serviceable from the top• All internal components are serviceable from the top of the sprinklerSpecifications and Performance/Application DataFLX35 Series• Radius: 43'–83' (13,1–25,3 m)• Flow Rate: 8.2–47.3 GPM (31–179 LPM)• Trajectory: Selectable 15° or 25°• Arc: Full Circle (360°) or adjustable part circle (40°–330°)• Recommended Operating Pressure:65–100 PSI (4,5–6,9 Bar)• Minimum Pressure: 40 PSI (2,8 Bar)• Maximum Pressure: 150 PSI (10,3 Bar)• Precipitation Rate:Minimum: 0.43"/hr (10,9 mm/hr)Maximum: 0.76"/hr (19,3 mm/hr)• Body Height: 10" (254 mm)• Pop-Up Height to Nozzle: 4 3/16" (106 mm)• Inlet Size: 1" (25 mm) NPT, BSP or ACME• Five electric activation types:Standard Solenoid - 24 VAC, 50/60 Hz,0.30 Amps Inrush, 0.20 Amps HoldingSPIKEGUARD Solenoid - 24 VAC, 50/60 Hz,0.12 Amp Inrush, 0.10 Amp HoldingNickel Plated SPIKEGUARD Solenoid - 24 VAC, 50/60 Hz,0.12 Amp Inrush, 0.10 Amp HoldingDC Latching Solenoid - Momentary Low Voltage PulseIntegrated GDC Module w/ DC Latching Solenoid -Momentary Low Voltage Pulse• Manual Control (Electric only): On-Off-Auto• Check-O-Matic Model checks up to 37' (11,2 m) of elevation• Eight Nozzle VariationsFLX55 Series• Radius: 55'–92' (16,8–28 m)• Flow Rate: 14.1–61.3 GPM (53,4–232 LPM)• Trajectory: Selectable 15° or 25°• Arc: Full Circle (360°) or adjustable part circle (40°–330°)• Recommended Operating Pressure:65–100 PSI (4,5–6,9 Bar)• Minimum Pressure: 40 PSI (2,8 Bar)• Maximum Pressure: 150 PSI (10,3 Bar)• Precipitation Rate:Minimum: 0.45"/hr (11,4 mm/hr)Maximum: 0.94"/hr (23,9 mm/hr)• Body Height: 11" (289 mm)• Pop-Up Height to Nozzle: 4 3/16" (106 mm)• Inlet Size: 1.5" (40 mm) NPT, BSP or ACME• Five electric activation types:Standard Solenoid - 24 VAC, 50/60 Hz,0.30 Amps Inrush, 0.20 Amps HoldingSPIKEGUARD Solenoid - 24 VAC, 50/60 Hz,0.12 Amp Inrush, 0.10 Amp HoldingNickel Plated SPIKEGUARD Solenoid - 24 VAC, 50/60 Hz,0.12 Amp Inrush, 0.10 Amp HoldingDC Latching Solenoid - Momentary Low Voltage PulseIntegrated GDC Module w/ DC Latching Solenoid -Momentary Low Voltage Pulse• Manual Control (Electric only): On-Off-Auto• Check-O-Matic Model checks up to 37' (11,2 m) of elevation• Nine Nozzle VariationsFLX35 & FLX55 Series Rotary SprinklersInstallation and Service Instructions