Clean the machine thoroughly to prevent premature rust from crop protection chemicals.

Flush liquid systems with water and cleaning agent as specified by chemical label.

Remove end caps and flush boom tubes.

Clean nozzles and check for wear. Use air compressor to clean nozzle orifices.

Grease all service points after cleaning.

Check wiring for routing, protection and proper connections.

Adjust breakaway tensions.

Inspect hydraulic hoses for wear and consider replacing excessively worn hoses.

Accurately inflate tires according to manufacturer recommendations for storage.

Check lighting to make sure it is functional for both roadway and in-field operation.

Replace missing or rusty hardware and fasteners and make sure they are properly tightened.

Put anti-freeze solution in tank using a 50/50 mixture of propylene glycol and water. Sinclair recommends about 20 gallons of mixture for SpraCoupe 4000 and 7000 Series tanks. Circulate through all system circuits and discharge through the boom until some anti-freeze solution exits each spray tip.

Replace damaged or missing decals and safety signs.

Touch up chips, scratches and rusted areas with appropriate protective paint.