John Deere R4023 Operator's Manual
![John Deere R4023 Sprayer manual cover](/images/zlPkhHorstExpesGrEvrufhB/thumbs/thumb175x175.webp)
To calibrate the John Deere R4023 Sprayer, first ensure that the sprayer is on a level surface. Use the calibration mode in the display to set the application rate and pressure settings. Follow the on-screen instructions to complete the calibration process.
Check for clogged nozzles and ensure that all nozzles are of the same type and size. Verify that the boom height is consistent and that the system pressure matches the required specifications.
Before storing the R4023 Sprayer, thoroughly clean the tank and nozzles. Drain all fluids and ensure that the system is dry. Lubricate all moving parts and store in a dry, sheltered location.
Fill the tank with water and operate the sprayer at normal pressure. Collect the output from each nozzle for a specific time and measure the volume to ensure uniform flow across all nozzles.
After use, rinse the tank with clean water. Run the water through the nozzles until clear. Use a cleaning solution to remove any chemical residues if necessary, and rinse thoroughly again.
To improve fuel efficiency, ensure that the tires are properly inflated, maintain the engine at optimal RPM, and avoid unnecessary idling. Regular engine maintenance also contributes to better fuel efficiency.
First, check the power supply to the control system. Inspect fuses and wiring connections. If the issue persists, consult the operator's manual or contact a John Deere service technician.
Use the boom height control feature in the cab to adjust the height as needed. Manually measure the boom height from the ground to ensure it is within the recommended range for your application.
Common signs include reduced output pressure, unusual noises, and leaks. Regular visual inspections and pressure tests can help identify when servicing is required.
Filters should be checked regularly and replaced at least once per season or whenever there is a noticeable drop in performance due to clogging.