Toro 720G Sprinkler User Manual


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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°.
2
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. While holding top of nozzle with
thumb, turn flow adjust ring in either
direction to align arrow with desired
flow rate number.
1
Adjust Radius/Trajectory
Trajectory is adjustable from 7° to 25°
• Factory preset to 25°
1. Insert Toro tool through radius adjust-
ment hole 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 tighten sprinkler onto a
3
⁄4" threaded fitting
aligning arrow on cover with left watering border.
2. To check arc setting during operation, turn nozzle in
direction of rotation, releasing just before end of
arc – observe reversing point. To quickly
change direction of rotation, turn nozzle
slightly beyond the arc border to actuate
the reversing mechanism.
3. Fine tune arc setting by turning arc
adjustment slot right to increase or left
to decrease.
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