Hunter ST Series User manual

ST-1600

OWNER’S MANUAL

ST-1600

Long-Range Synthetic Turf Rotor

Page 2

RESIDENTIAL & COMMERCIAL IRRIGATION |Built on Innovation®

Overview

Installation

• With a maximum radius of 165'

(50 m), the ST-1600 rotor is designed

for placement outside the eld for

safety and serviceability.

• Pair the rotor with the ST vault

system to bring all irrigation

components together inside one

strong enclosure for simple access

to the complete system.

Important

The water may contain foreign

objects such as sand, rocks, and other

impurities, which can damage the rotor.

To avoid these problems, you may need

to install a lter.

Aer Installation

Troubleshooting non-rotation aer

installation:

1. Check for plugged secondary nozzle.

2. Check for a blocked propeller in the

turbine assembly.

hunter.direct/st1600help +1-760-591-7383

Troubleshooting

Find other helpful information about your product, including installation tips and more.

ST-1600-HS-B: Pop-Up Gear Drive

The best-in-class Hunter ST-1600-HS-B gear-driven rotor oers a premium solution for synthetic

turf irrigation. The rotor cools, cleans, and ushes synthetic sports elds to enhance eld safety

and playability. With a throwing radius up to 165' (50 m), the powerful and reliable ST-1600-HS-B

rotor oers years of solid performance in a range of applications.

ST-1600-HS-BR: Riser-Mounted Gear Drive

The riser-mounted ST-1600-HS-BR conguration is an ideal retrot option for synthetic turf

irrigation. It is also an eective dust-control solution for horse arenas, corrals, and pastures.

Caution

• Do not perform any adjustments or

controls during operation.

• Stand clear of the rotor's water jet

and area of operation.

• Ensure the water jet is not directed

toward persons, animals, power

lines, roads, or other objects.

Key Benets

• Heavy-duty internal gear drive and

stainless steel pop-up riser provide

years of reliable operation

• Long-range performance exibility

up to 165' (50 m) with six nozzle

choices

• Full-circle and adjustable arc in one

model from 40° to 360°

• Adjustable speed of rotation using

the adjustment knob to set the

speed to your requirements

Factory Settings

• Preinstalled #20 nozzle; other

nozzles are included in the packaging

• Speed control pre-set for maximum

speed of rotation

• 40° arc setting

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Lower Flange

O-Ring

Stainless

Steel Piston

Product Dimensions:

• Overall height: 22⁄" (57 cm)

• Pop-up height: 5" (13 cm)

• Exposed diameter: 14" (36 cm)

• Inlet size: 2" (50 mm) BSP*

Operating Specications:

• Radius: 107' to 165' (32.5 to 50.3 m)

• Flow: 96.2 to 326.8 GPM (21.0 to 58.8 m3/hr; 350 to 980 l/min)

• Operating pressure range: 60 to 120 PSI (4.0 to 8.0 bar; 400 to 800 kPa)

• Speed of rotation: 80 seconds at 90 PSI (6.0 bar; 600 kPa) in a single 180° sweep

Gearbox

Reversing

Mechanism Boot

Piston Flange

Speed

Control Knob

Turbine Housing

2" (50 mm) BSP Inlet

Secondary Brass

Nozzle

Primary

Nozzle

Arc Adjustment

Rings

Product Details

14" (36 cm)

12" (31 cm)

14"

(36 cm)

(13 cm)

2" (50 mm) BSP

22⁄"

(57 cm)

*Use P/N 241400SP adapter for 2" (50 mm) PVC pipe if needed.

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RESIDENTIAL & COMMERCIAL IRRIGATION |Built on Innovation®

ITEM DESCRIPTION CATALOG NO.

1 Primary nozzle retainer 502402SP

2 Primary nozzle kit

#16 784800SP

#18 784801SP

#20 784802SP

#22 784803SP

#24 784804SP

#26 784805SP

3 Secondary nozzle kit Female-threaded

nozzle with elbow 10005900SP

Male-threaded

nozzle 10006100SP

4 Speed control knob 510101SP

5 Gearbox cover 502455

6 Turbine assembly kit 10006200SP

7 Reversing kit 510164SP

8 Turret inlet kit 510167SP

9Threaded rotor

inlet 893600SP

10 Arc rings (2) 205617SP

11 Gear-drive assembly 881900SP

12 Rotor cover kit 204205SP

13 Upper body kit 502432SP

14 Riser assembly 502432SP

15 Rubber boot 502423

16 Lower body kit 502442SP

17 Gear-drive insertion/removal tool 517600SP

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ST-1600-HS-B: Replacement Parts

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Servicing and Maintenance

➊

➌

A. Replacing the cover and rotor

1. Remove center plug with a at-

blade screwdriver and unscrew the

nut underneath using a ⁄" (13 mm)

socket.

B. Replacing the propeller and

checking for debris

1. Remove the eight screws on the

turbine housing (six large, two

small).

C. Speed control adjustment

1. Turn the brass knob clockwise to

slow down rotation.

D. Servicing secondary nozzle

1. Unthread the secondary nozzle.

E. Arc adjustment

1. For part-circle operation, reach

inside the rotor to set the arc

adjustment rings to the desired arc

setting.

2. Use the gear-drive insertion/

removal tool to unscrew the rotor

from the piston. The tool will grab

onto the screws below the rotor.

3. Turn the wrench counterclockwise

until the unit is free from the

threads.

4. Li the unit out of the body.

2. Pull to remove the propeller cover

and expose the propeller.

3. Remove the propeller from the

housing to clear any debris that

may be trapped inside.

2. For 360° operation, remove both

adjustment rings.

2. Clear any debris that may be

trapped inside.

Page 6

RESIDENTIAL & COMMERCIAL IRRIGATION |Built on Innovation®

Pop-Up System Components

ITEM DESCRIPTION

1ST-1600-HS-B Synthetic turf rotor

2ST-IBS-1600 Rubber cover kit with inll

barrier system

3ST-243636-B Vault

4ST-BKT-1600 Bracket for rotor

ST-BVF30-K Manifold, including

3" (80 mm) Victaulic ttings, isolation

valve, drain valve

6ST-V30-KV 3" (80 mm) grooved

Victaulic type low-pressure-loss valve

7ST-SPT-K Adjustable manifold supports

(2 required)

ST-H30-K Flexible stainless steel hose,

Victaulic connection to 3" (80 mm)

female NPT

9HQ-5RC Quick coupler 1" (25 mm) inlet

with 1¼" (30 mm) outlet

10 On-o-auto selector (included with

ST-V30-KV)

11 Compacted ground base

The ST-1600-HS-B rotor paired with the ST vault system is the superior solution for all synthetic

turf irrigation needs. The system brings ST irrigation components together inside one strong

underground enclosure that oers simple access from the top for quick servicing and maintenance.

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Victaulic is a trademark of Victaulic Company.

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Riser-Mounted System Components

The riser-mounted ST-1600-HS-BR cools and cleans synthetic elds from above. If

riser-mounted irrigation is your choice, protect the riser with padding for safety. This

option is also a great dust-control solution for horse arenas, corrals, and pastures.

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ITEM DESCRIPTION

1ST-1600-HS-BR Riser mount synthetic

turf rotor

2ST-173026-C Vault

3ST-V30-KV 3" (80 mm) grooved

Victaulic type low-pressure-loss valve

4On-o-auto selector (included with

ST-V30-KV)

5 Isolation valve

6 3" (80 mm) PVC pipe

7 3" (80 mm) elbow

83" to 2" (80 mm to 50 mm)

reducer bushing

9 3" (80 mm) schedule 40 steel pipe

10 Protective padding

11 Compacted ground base

Victaulic is a trademark of Victaulic Company.

Page 8

RESIDENTIAL & COMMERCIAL IRRIGATION |Built on Innovation®

Field Layouts

American football eld, with a #20 nozzle installed, operating at 100 PSI (7.0 bar; 700 kPa)

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Field Layouts

International soccer pitch, with a #24 nozzle installed, operating at 90 PSI (6.0 bar; 600 kPa)

Page 10

RESIDENTIAL & COMMERCIAL IRRIGATION |Built on Innovation®

ST1600 PERFORMANCE DATA IMPERIAL

Nozzle Pressure Radius Flow Precipitation in/hr*

PSI . GPM

16 60 107 96.2 1.63 1.88

70 115 107. 3 1.57 1.81

90 121 1 17. 8 1.54 1.78

100 128 127.3 1.50 1.73

115 135 137. 4 1.46 1.69

18 60 112 1 07.0 1.66 1.91

70 121 119.4 1.56 1.80

90 128 131.0 1.54 1.78

100 133 141.3 1.54 1.78

115 141 153.2 1.48 1.71

(Factory installed)

60 115 144.0 2.10 2.43

70 128 160.9 1.89 2.18

90 141 176.5 1.71 1.97

100 144 190.5 1.76 2.03

115 148 204.2 1.80 2.08

22 60 118 171.5 2.37 2.73

70 130 191.8 2.20 2.54

90 144 210.0 1.94 2.24

100 151 226.9 1.84 2.12

115 157 243.1 1.89 2.18

24 60 121 202.1 2.64 3.05

70 133 225.9 2.46 2.84

90 148 247.6 2.19 2.52

100 156 2 6 7.4 2.12 2.45

115 160 286.4 2.16 2.49

26 60 126 233.2 2.83 3.27

70 136 260.4 2.71 3.13

90 151 284.5 2.40 2.77

100 160 3 07.0 2.31 2.67

115 165 326.8 2.32 2.68

* All precipitation rates calculated for 180° operation. For the precipitation rate of a 360° sprinkler, divide by 2.

25°

26'

135'

141'

148'

157'

160'

165'

107'

112'

115'

118'

121'

126'

Nozzle #16

Nozzle #18

Nozzle #20

Nozzle #22

Nozzle #24

Nozzle #26

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