Toro MULTIMATIX 720G User manual

720G ADJUSTMENT INSTRUCTIONS

The 720G part circle model is factory preset to 3 GPM, 180° arc and 25° trajectory. The full circle model is preset to 6 GPM, 360° arc and

25° trajectory. To adjust these settings, use the following procedures.

Adjust Arc (part circle models only)

Arc is adjustable from 40° to 360°

• Factory preset to 180°

• Only right side of arc

is adjustable

Tip – Arc can be adjusted wet

or dry. Turn nozzle to left stop

before changing arc.

1. Insert Toro tool into small slot in nozzle top.

2. To increase arc, turn tool clockwise.

To decrease arc, turn tool counterclockwise.

Tip – Full turn changes arc 180°; half turn changes arc 90°.

Adjust Flow

Flow is adjustable from 1 to 9 GPM

•Part Circle - Factory preset to 3 GPM

•Full Circle - Factory preset to 6 GPM

Tip – Flow adjustment can be made

wet or dry.

1. Insert edge of Toro tool (provided)

into slot of flow adjust ring.

2. W ile olding top of nozzle wit

t umb, turn flow adjust ring in eit er

direction to align arrow wit desired

flow rate number.

Adjust Radius/Trajectory

Trajectory is adjustable from 7°to 25°

•Factory preset to 25°

1. Insert Toro tool t roug radius adjust-

ment ole in top of nozzle cover.

2. To decrease (–), turn tool clockwise

(7° minimum).

To increase (+), turn tool counterclock-

wise (25° maximum).

Tip – 7°setting is not recommended for

newly seeded areas.

Install Sprinkler and Check Arc Setting

1. Install and tig ten sprinkler onto a 3⁄4" t readed fitting

aligning arrow on cover wit left watering border.

2. To c eck arc setting during operation, turn nozzle in

direction of rotation, releasing just before end of

arc – observe reversing point. To quickly

c ange direction of rotation, turn nozzle

slig tly beyond t e arc border to actuate

t e reversing mec anism.

3. Fine tune arc setting by turning arc

adjustment slot rig t to increase or left

to decrease.

ARC

6434

4468

GPM

ARC

l/mn

6434

4468

GPM

ARC

l/mn

–

311

GPM

ARC

l/mn

6434

4468

GPM

ARC

l/mn

–

720G SPECIFICATIONS AND SERVICE INSTRUCTIONS

Specifications

• Pressure Range: 40–100 psi

• Optimum Pressure: 65 psi

• Arc Range: 40°–360° (Part Circle Models)

• Nozzle Trajectory: 7°–25°

• Inlet Size: 3/4"

Sprinkler Performance (@ 65 psi & 25°trajectory) Install Snap Ring

1. Place snap ring into body wit beveled

side down.

CAUTION: Snap ring must be properly

installed in body groove and with gray

interlocking ring as shown to ensure

retention of sprinkler assembly.

Right Wrong

Install Rubber Cover

1. For part circle

sprinkler, align

arrow on cover wit

alignment keys on

body as s own.

2. Pus cover onto lip

of body to secure.

Disassembly Reassembly

Remove Snap Ring

1. Insert Toro tool into snap ring slot until

gray interlocking ring beneat snap ring

is pressed down.

2. Wit twisting motion, disen-

gage snap ring from body.

3. Twist snap ring out.

4. Remove sprinkler assembly

from body.

Remove Rubber Cover

1. Grasp lower edge of

rubber cover and pull

away from lip of body

as s own.

Install Sprinkler Assembly

1. To maintain left side arc

alignment of part circle

sprinkler, position align-

ment keys as s own.

2. Insert sprinkler assembly

into body.

Alignment Keys

6434

4468

GPM

ARC

l/mn

*Note: Precipitation rates are calculated at 55%

of diameter for triangular (▲) spacing and 50% of

diameter for square (■)spacing.

Flow Adj. Pressure Radius Flow Precipitation Rate*

GPM PSI feet GPM ▲in/hr ■in/hr

1 65 29 1.39 0.14 0.16

1.5 65 30 1.91 0.18 0.20

2 65 31 2.63 0.23 0.26

3 65 32 3.42 0.28 0.32

4 65 35 4.69 0.32 0.37

4.5 65 36 5.41 0.35 0.40

6 65 39 6.87 0.38 0.43

8 65 42 8.61 0.41 0.47

9 65 44 9.67 0.42 0.48

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