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Section 1: Assembly & Set-up
DH3510 & DH3512 Disc Harrow 322-251M
12/7/18
11
Hydraulic Cylinder Transport Lock
Figure 1-4
12. Fully extend hydraulic cylinder.
13. Remove transport lock (#1) from storage bar (#2)
and pin to cylinder rod with wire retaining pin (#3).
14. Retract cylinder until weight of Disc Harrow is
supported by the transport lock.
Reflector/Light Brackets
1.
Attach left-hand reflector bracket (#6) and right-hand
right-hand reflector bracket (#7) to the disc frame
with Red & Orange reflectors facing rearward using
1/2"-13 u-bolts (#13), flat washers (#11), and hex
nylock nuts (#10).
2. Tighten nylock nuts (#1) to the correct torque.
26539
Swing Arm Assembly
1.
Insert swing arms (#3A) through slots at rear of
mainframe with pivot hole end in first and sharp
object decal on the other end facing up.
2. Connect the two arms together at the center with two
spacers (#1), one top slide bracket (#5), one bottom
slide bracket (#2), two 3/4"-10 x 5" GR5 hex head
bolts (#8), and two 3/4" locknuts (#9). Tighten
locknuts to the correct torque.
3. Insert 1/2" spacer (#15) over rear pin located on the
main frame.
4. Install end hole on stabilizer bar (#4) over rear pin
and third hole back from the opposite end over the
top slide bracket pin.
5. Secure stabilizer bar with hairpin cotters (#12).
6. Apply a bead of silicone on the inside lip of the swing
tube outer ends. Press end caps (#14) into tube
ends.
7.
Repeat steps 1 to 6 to install front swing arms (#3B).
NOTE:
Bolt (#8) must be inserted into the left side
of front slide bracket (#5) before positioning slide
bracket under hydraulic lift cylinder.
Swing Arm Assembly (Hydraulic Cylinder and Spring Adjuster Not Shown for Clarity)
Figure 1-5
25993
Pivot Hole
Sharp Object Decals
Must Facing Up