Toro 730 Series - User Manual

Introduction
__________________________________
The 730 Series Full Circle Rotary Sprinklers are designed for irrigation of
large turf areas such as golf courses, parks, recreational fields and school
grounds.
Manufactured from durable, high strength engineering plastic and stainless
steel components, these sprinklers incorporate many innovative and time
proven features for lasting, maintenance-free operation.
Prior to installing the sprinkler, read through the recommended installation
and start-up procedures. Please observe all
Warnings and Cautions when
installing and operating this equipment.
1
730 Series Rotary Sprinklers
Installation & Service Instructions
A
U
T
O
O N
O
F
F
7
3
4
3 INCH
P
O
P
-U
P
730 Electric Valve-In-Head
Features
______________________________
■ Full 3" (7.6 cm) pop-up clears tall grasses
■ Nozzles color-coded by radius and gallonage
■ Caps serve as yardage markers or effluent water indicators
■ Variable stator
■ Three standard pressure regulation settings available to
ensure consistently accurate nozzle performance regardless
of elevation
■ Four body styles/activation types available to fit every
application: Electric VIH, Normally Open Hydraulic VIH and
Check-O-Matic (COM)
■ Manual control at the sprinkler, On-Off-Auto (Electric )
■ Bowl-vented discharge (atmospheric) minimizes the
differential pressure required for regulation and ensures
positive valve closure (Electric)
■ All internal components serviceable from the top of the
sprinkler
■ Seven color-coded nozzles available
■ Durable plastic and stainless steel construction
Specifications
__________________________
■ Radius: 52 ft. – 83 ft. (15.8 m – 25.3 m)
■ Flow Rate: 11.0 – 41.2 GPM (41.6 – 155.7 l/mn) (2.5 – 9.4 m
3
/hr)
■ Arc: Full Circle
■ Maximum Pressure:
■ Electric VIH - 150 PSI (10.5 kg/cm
2
) (1034.5 kPa)
■ NO Hyd. VIH - 100 PSI (7.0 kg/cm
2
) (689.7 kPa)
■ Check-O-Matic - 100 PSI (7.0 kg/cm
2
) (689.7 kPa)
■ Body Height: 10 in. (25.4 cm)
■ Pop-Up Height: 3 in. (7.6 cm)
■ 1 in. NPT, ACME or BSP Female Thread Inlet
■ Solenoid: ■ 24 V a.c., 50/60 Hz
■ Inrush Current: 50 Hz, 0.47 Amps (11.3 VA)
60 Hz, 0.40 Amps (9.6 VA)
■ Holding Current: 50 Hz, 0.32 Amps (7.7 VA)
60 Hz, 0.30 Amps (7.2 VA)
■ Manual Control: On-Off-Auto
■ COM model checks up to 37 ft. (11.3 m) of elevation.
■ Color-Coded Nozzles
Conversion
Information
730 SERIES NOZZLE PERFORMANCE — U.S.
Rad = feet GPM = gallons per minute
*
= Pressure regulation ■■ = Nozzles not recommended at this pressure
■ = Toro recommends the use of a 1
1
⁄4" swing joint at flows over 25 GPM Sprinkler radius of throw per ASAE standard S398.1
BASE
PRESSURE
YELLOW ORANGE BROWN BLUE GREEN RED GRAY
NOZZLE SET NOZZLE SET NOZZLE SET NOZZLE SET NOZZLE SET NOZZLE SET NOZZLE SET
31 32 33 34 35 36 37
PSI Rad GPM Rad GPM Rad GPM Rad GPM Rad GPM Rad GPM Rad GPM
50 52 11.0 55 13.3 60 16.8 62 19.8 66 25.0 68 26.5 69 29.3
55 53 12.0 56 14.1 61 17.2 63 20.6 67 25.8 69 27.9 70 30.7
60 54 13.0 57 14.9 62 17.5 64 21.4 68 26.6 71 29.2 72 32.1
65 55 14.0 58 15.7 63 17.9 65 22.2 69 27.4 72 30.6 74 33.5
70 56 14.5 59 16.3 64 18.6 66 22.8 70 28.1 73 31.4 76 34.8
75 56 15.0 59 16.9 64 19.3 66 23.4 70 28.8 75 32.2 78 36.1
80 57 15.5 60 17.5 65 20.0 67 24.0 71 29.5 76 33.0 80 37.4
85 58 15.9 61 17.8 66 21.0 68 25.0 72 31.0 77 34.3 81 38.2
90 59 16.3 61 18.1 67 21.9 70 26.1 73 32.5 78 35.5 82 39.3
95 59 16.6 62 18.4 67 22.9 71 27.1 74 34.0 79 36.8 82 40.2
100 60 17.0 62 18.7 68 23.8 72 28.1 75 35.5 80 38.0 83 41.2
• All gallons per minute shown
are U.S.
• To convert to Imperial gallons
per minute, multiply by .833.
• To convert to liters per minute,
multiply by 3.78.
• To convert pounds per square
inch (PSI) to atmospheres,
divide by 14.7.
• To convert pounds per square
inch (PSI) to kilograms per
square centimeter (kg/cm
2
)
divide by 14.22.
• To convert feet to meters, divide
by 3.28.
• To convert inches to millimeters,
multiply by 25.4.

Summary

Introduction

Features

Specifications

Installation Procedure

Swing Joints

Procedures for constructing and attaching swing joints for sprinkler installation.

Connecting Electric Control Wires

Guidelines for routing and connecting electrical control wires to the sprinkler solenoid.

Connecting Hydraulic Control Tubing

Instructions for routing hydraulic control tubing from the controller to the sprinkler.

System Start-Up

System Start-Up Procedure

Recommended steps for safely filling the system and removing air to prevent water hammer.

Pilot Valve Operation

Pilot Valve Functionality

Explains the pilot valve's role in controlling the main valve and regulating water pressure.

System Troubleshooting

Pilot Valve Troubleshooting

Addresses issues like sprinklers not turning on or not shutting off due to pilot valve problems.

Sprinkler Troubleshooting

Covers common sprinkler issues like rotation problems, head sticking, poor patterns, and valve failures.

Servicing Procedures

Servicing Sprinkler Mechanism

Step-by-step guide for disassembling and servicing the sprinkler mechanism for maintenance.

Valve Removal and Replacement

Valve Removal and Reinstallation

Detailed instructions and safety precautions for removing and reinstalling the valve assembly.

Flushing Sprinkler Heads

Flushing Procedure

Steps to flush the sprinkler head to remove debris and check retraction.

Servicing Pilot Valve

Pilot Valve Servicing Steps

Procedures for disassembling, cleaning, and inspecting the pilot valve assembly.

Toro 730 Series Specifications

General

Model	730 Series
Inlet Size	1/2 inch
Pop-up Height	4 inches
Body Material	Plastic
Warranty	5 Years
Spray Radius	15-35 feet
Operating Pressure	20-50 PSI