Toro Spray Master Series Operator's Manual page 37

Figure 40
1. Left tank return valve
( position)
OPEN
2. Left tank suction valve
( position)
CLOSE
3. Press the sprayer-pump switch to the
position (Figure 41).
Figure 41
1. Sprayer-pump switch
4. When the quantity of fluid is transferred to the
right tank, press the sprayer-pump switch to the
position.
OFF
Sprayer Nozzle Application Rate
The machine is factory equipped with lavender
colored nozzle tips that have an application rate of
1.3 L (0.34 US gallon) per 93 m
sprayer pressure is 2.8 bar (40 psi), and the machine
is driven 8 kph (5 mph).
•
Use to the nozzle application rate chart that follows
when selecting nozzles and spraying with the
machine.
•
Refer to the spreader/sprayer chart affixed to
the back of the knee pad for quick reference
calibration information in the field.
•
Your machine supports application rates between
0.95 L per 93 m 2 (0.25 US gallon per 1,000 ft
through 3.8 L per 93 m
ft 2 ).
3. Right tank suction valve
( position)
OPEN
4. Right tank return valve
( position)
CLOSE
ON
2 (1,000 ft 2 ) when the
2 (1.0 US gallon per 1,000
Note:
Each sprayer tip shuts off when sprayer
pressure is <0.3 bar (5 psi) to prevent dripping.
Nozzle Application Rate Table
Nozzle Ground speed
tip color
Yellow 8 kph
Lavender 8 kph
g311517
Red 8 kph
Brown 8 kph
Gray 6.5
kph
g317872
Important:
Note: this chart only applies if you
use air injected nozzle tips. Using other tips
require different calculations
Adjusting the Sprayer Pressure
The throttle valve adjusts sprayer pressure. The
throttle valve is located at the left side of the control
console.
•
Turn the knob of the throttle valve clockwise to
increase spray-system pressure
2 )
37
Sprayer Application
pressure rate
5 mph 2.8 40 psi
1.0 L/
bar 93 m
5 mph 2.8 40 psi 1.3 L/
bar 93 m
5 mph 2.8 40 psi 2.0 L/
bar 93 m
5 mph 3.4 50 psi 2.9 L/
bar
93 m
4 mph 2.8 40 psi 3.8 L/
bar 93 m
(Figure
0.27
2 (1/4)
US
gallon/
1,000
ft 2
0.34
2 (1/3)
US
gallon/
1,000
ft 2
0.54
2 (1/2)
US
gallon/
1,000
ft 2
76
(3/4)
2
US
gallon/
1,000
ft 2
1 US
2 gallon/
1,000
ft 2
42).