3.18
Pinto BT-POM 1212 - Revision 5
Sprayer OperationHydraulic Boom Set-Up
2 Adjust the shock absorbers (A),
shown in fi gure 2 above, as
follows:
i) Tighten cap (B) against the limit
stop (D) until springs are slightly
pressurised.
ii) Tighten the lock nut when
adjustment is fi nalised.
b) Wing extension alignment
After inner wing alignment is completed,
align the wing extensions by:
1 Loosening the lock nuts B, shown
in fi gure 3 above.
2 Tighten or loosen adjusting screws
(A) until the wing extensions are
aligned with the inner wings.
3 Tighten lock nuts (B), after
alignment is fi nalised.
c) Balancing device alignment
The boom is fi tted with an adjustable
connecting rod which allows the boom
to tilt 0° ± 3° on the horizontal axis.
Adjust the boom to the require
horizontal plane by:
1 Loosening the lock nuts (B,)
shown in fi gure 4 above.
2 Turn the turnbuckle (A) as
required.
3 Tighten the lock nut (B).
d) Backlash between sliding surfaces
alignment
The balancing device oscillation must be
adjusted so that the surfaces slide freely
and without backlash.
To eliminate backlash:
1 Tighten nuts (B), shown in fi gure 9
above.
2 If necessary, depending on wear of
sliding pads (A), remove spring
sections (C) as needed to take
up the wear and remove backlash.
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