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1. Add
1
/
the amount of water required for the spray operation to tank using air gap filler.
2
2. Start engine, set engine speed below 2000 RPM, and engage pump after taking all previously described
safety and operation precautions.
3. Open agitator valve.
4. Add chemicals (taking all precautions described in this manual and by the chemical manufacturer).
a. Liquids may be poured directly into tank.
b. Wettable powder chemicals must be pre-mixed with water in a container to form a slurry. The mixture
is then added to the tank through the fillwell strainer.
c. Chemical in soluble packs are place into the fillwell strainer basket and dissolved by adding water
through the basket.
The balance of the water required for the spray operation is added to the tank through the fillwell strainer,
using the air gap filler. This will wash any undissolved chemical into the tank.
5. Transport to sprayer site with and agitator operating.
6. Set Engine speed between 2000-3200 RPM.
7. (Optional) Engage ground speed control.
8. Obtain desired spraying speed before activating spray with switches on spray control console.
9. The master boom switch, located on the left floorboard is used to override the master switch on the
computer console of the spray systems. By pushing down it will turn on/off the booms. For 834 Systems
the Master Switch on the computer must be on for the master boom control switch to work. For the 440
System the Master Switch on the computer must be off for the master boom control switch to work.
Review the capacity of nozzles being used. Total capacity of all nozzles plus agitation system must
not exceed pumping system capabilities refer to Spraying Procedure section of this manual. FLUSH
PUMP AFTER USE
To determine the correct performance data for your application, first shut off all flow on discharge side of pump and
detemine the shut-off pressure at the pump. Use this Shut-Off pressure to determine which line of data applies.
SPRAY OPERATION
Shut-Off 20GPM 40GPM 60GPM 80GPM 100GPM
120psi
100psi
80psi
100psi
95psi
76psi
80psi
75psi
62psi
60psi
55psi
40psi
(After Proper Setup and Calibration)
60psi
30psi
10psi
52psi
26psi
5psi
45psi
21psi
-
25psi
5psi
-
21
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