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A2677 Rev 1.5
X20 Sprayer Reference Manual
An external master switch (connected to the Spray ECU to •
either CONNECTOR 1 or CONNECTOR 3 on the Tractor
harnesses or Spray ECU adaptor harness [Spray ECU Only]).
Select Disabled if no external master switch is connected to the
Spray Rate Controller.
External Auto Switch
The external auto switch switches the Sprayer mode between
automatic or manual.
Select Enabled if one of the following is connected to the Spray
ECU or Spray Rate Interface:
The Sprayer Switchbox (A1268) (connected to the controller •
box marked SWITCHBOX)
An Auto/Manual switch (connected to CONNECTOR 2 •
harness on the Spray ECU).
Select Disabled if no Auto/Manual switch is connected to the
Spray Rate Controller.
External Section Switch
The External Section Switch switches the Boom Sections ON or
OFF.
Select Enabled if one of the following is connected to the Spray
ECU or Spray Rate Interface:
The Sprayer Switchbox (A1268) (connected to the controller •
box marked SWITCHBOX)
Remote section switches (connected to the Boom Sensing •
pins on CONNECTOR 2 harness on the Spray ECU).