INSTRUCTIONS 360 Y-DROP
JOHN DEERE 4720
360YIELDCENTER.COM
8
INSTALL 360 Y-DROP
BOOM
Figure 13
Step 1
Assemble 5' boom sections (1) utilizing
8" boom connectors (2) and the supplied
hardware.
Hardware Bag CC
Step 2
Repeat Step 1 as needed in order to
assemble the entire 360 Y-DROP boom.
Step 3
Set the 360 Y-DROP boom assembly
onto boom bracket (3).
Repeat Steps 1 -3 for the remaining boom assemblies.
CAUTION: The 360 Y-DROP boom assembly may
weigh up to 150 lbs. (68 kg). Exercise caution and
enlist help for this process.
Figure 14
Step 4
In order to span the full length of the
center section 360 Y-DROP boom, you
will need to cut and drill one of the 5'
boom sections to 1'. Mount this 1' section
between two full 5' boom sections. Drill a
7/16" through hole centered 2" from the
outside edge.
Figures 15 and 16
Step 5
Install square U-bolt (1), the 5/16" extra
thick washers, and the 5/16" nuts over
the 360 Y-DROP boom (2).
Hardware Kit A
Step 6
Install stop bolt (3) at the both the front
and the rear of the extension tube.
Repeat for remaining stop bolts.
Hardware Kit B
Step 7
Install stainless steel set screw and
jam nut assembly (4). See Figure 16 for
detail. Repeat for the remaining mount
assemblies on the primary boom.
V.
Figure 13
Figure 14
Figure 15
Figure 16
1
2
4
4
3
3
1
2
