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Boom

PROBLEM
Inner and outer wing are
not in line with each other
when the boom is unfolded
Booms will not fully fold to
the boom rests
Boom unfold unevenly
Outer boom does not line
up with the inner wing
when unfolded
Booms are showing signs of
bending components and
welds cracking
NOTE: By nature, booms fitted with flow dividers don't fold 100% evenly. Hold the boom fold switch for a
few seconds after the first boom has folded completely to give the other boom the chance to match the fully
folded position.
SHIM ADJUSTMENT
The shim adjustment at the cable drum will affect the position of the outer boom when unfolded and when
in the folded position. Use the table below to add or remove shims. The table shows the position of the boom
and the adjustment necessary to get them level.
OUTER WING POSITION
(OUT)
Level
Down
Down
Level
154 - Chapter 11 - Troubleshooting
COMMON CAUSES
Stopper bolt holding out
the boom
Insufficient lubrication
Fold cylinder mounts have
moved
Air trapped in the hydraulic
lines
Incorrect boom adjustment
Folding or unfolding of
booms is too fast
Folding or unfolding of
booms while the sprayer is
still moving
Tilt operation
OUTER WING POSITION
Up
Up
COMMON SOLUTION
Adjust the boom stopper bolt
Lubricate all boom pivots
Adjust fold cylinder mounts
Unfold booms completely and hold switch for a
few seconds. Then, fold booms completely and
hold switch for a few seconds. Do this multiple
times as necessary to purge any air out of the
hydraulic lines.
Fold the boom out and note the position
the outer boom is in. Fold the boom in to
transport position and note position outer
boom is in. Follow the table below to adjust
boom so it sits level in the out (work) position
and to have the bottom chords sitting parallel in
the folded (transport) position
Reduce the hydraulic flow to the folding
cylinders
Do not fold or unfold the boom while the
sprayer is still moving
Tilt operation should be kept to a minimum. If
the tilt operation is too fast, reduce the oil flow
(FOLDED)
Up
Down
Up
Down
Up
Down
G4.7, G5, G6 Crop Cruiser Operator's Manual MY19 - REV 0
TOP PIVOT SHIM
ADJUSTMENT
NIL
Add Shims
Remove Shims
NIL
Remove Shims
Add Shims
BOTTOM
PIVOT SHIM
ADJUSTMENT
Remove Shims
NIL
Remove Shims
Add Shims
NIL
Add

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