Hardi NK SB Series, Инструкция

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6 - Maintenance
98
Readjustment of Boom - General Info
Before commencing adjustment jobs, please go through this checklist.
1.
The sprayer must be well lubricated (see the section “Lubrication”).
2.
Connect the sprayer to the tractor.
3.
Place tractor and sprayer on level and solid ground.
4.
Activate parking brake for tractor.
5.
Put wedges under the wheels to prevent rolling.
6.
Unfold the boom.
7.
Place strong supports below the centre section to relieve the load from the hydraulic lift cylinder (if fitted).
±
DANGER! No one is allowed under the boom, while the adjustment is carried out.
±
DANGER! Adjustment of hydraulic cylinders (if fitted) is to be carried out without pressure in the system.
μ
ATTENTION! For information on boom terminology, see “Boom and Terminology” on page 49.
μ
ATTENTION! Adjustments are to be completed equally for both right and left boom wings.
Boom Lift Adjustment
The boom lift should be adjusted so the boom can freely move up and
down when the lift ram is operated. Adjust both sides simultaneously.
Adjust (A) so gap (B) is equal at all 4 contact points.
Outer Section Adjustment
A.
The hinge should be firm. If too tight it is difficult to fold. To adjust,
tighten or loose nut.