Hardi Boss Series Instruction Book

13NOTE: It is advisable to increase the forward speed (double if pos-sible) and reduce the pressure. For S4110 nozzles, pressure maybe reduced to 1.5 bar.2. Select and use the appropriate protective clothing. Select detergentsuitable for cleaning and suitable deactivating agents if necessary.3. Rinse and clean sprayer and tractor externally. Use detergent ifnecessary.4. Remove tank and suction filters and clean. Be careful not to damagethe mesh. Replace suction filter top. Replace filters when thesprayer is completely clean.5. With the pump running, rinse the inside of the tank. Remember thetank roof. Rinse and operate all components and any equipmentthat has been in contact with the chemical. Before opening thedistribution valves and spraying the liquid out, decide whether thisshould be done in the field again or on the soakaway.6. After spraying the liquid out, stop the pump and fill at least 1/5 of thetank with clean water. Note that some chemicals require the tank tobe completely filled. Add appropriate detergent and/or deactivatingagent, eg. Washing soda or Triple ammonia.NOTE: If a cleaning procedure is given on the chemical label, followit closely.7. Start the pump and operate all controls enabling the liquid to comein contact with all the components. Leave the distribution valvesuntil last. Some detergents and deactivating agents work best if leftin the tank for a short period. Check the label.If fitted the Self-Cleaning Filter can be flushed by removing thebypass hose from the bottom of the filter. Stop the pump and re-move the hose. Start the pump for a few seconds to flush filter. Becareful not to loose the restrictor nozzle.8. Drain the tank and let pump run dry. Rinse inside of tank, againletting the pump run dry.9. Stop the pump. If the pesticides used have a tendency to blocknozzles and filters, remove and clean them now. Check also forsediment on the pressure side of the safety valve for the Self-Clean-ing Filter.10. Replace all the filters and nozzles and store the sprayer. If, fromprevious experiences, it is noted that the solvents in the pesticideare particularly aggressive, store the sprayer with the tank lid open.NOTE: If the sprayer is cleaned with a high pressure cleaner werecommend lubrication of the entire machine.