6 - Maintenance88Readjustment of Boom - General InfoBefore commencing adjustment jobs, please go through this check list.1. The sprayer must be well lubricated (see section about lubrication).2. Connect the sprayer to the tractor.3. Place tractor and sprayer on level ground (horizontal).4. Unfold the boom.5. Set slanting angle to neutral position (horizontal).μ ATTENTION! For information on boom terminology, see “Boom and terminology” on page 29.÷ NOTE! Adjustment of hydraulic cylinders is to be carried out without pressure in the system.± WARNING! No one is allowed under the boom, whilst the adjustment is carried out.Alignment of inner and 1st outer wingsThe inner wing sections must be aligned with the 1st outer wing sections. If necessary adjust the inner wing sections asfollows:1. Depressurize the folding cylinders.2. Loosen counter nuts (A) and (C).3. Loosen the screws (B).4. Adjust the rigging screw (D) until the correct setting is reached.5. Adjust the stop screws (B) up against the inner section.6. Tighten counter nuts again.7. Check the alignment. If needed, redo the adjustment describedabove.μ ATTENTION! The rigging screw (D) must be slightly overtightened/adjusted to insure a firm and fixed outer section.
