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10
Section 1: Assembly & Set-up
HD25 and HD35 Hydraulic Post Hole Diggers 317-076M
7/31/17
HD Bucket Mount Assembly
Refer to Figure 1-2:
1.
The Bucket Mount Post Hole Digger can be mounted
on the left-hand or right-hand side of bucket.
2.
Locate mounting bracket (#1) on the bucket sidewall
where it is most convenient for the operator to view
the auger.
3.
Using backing plate (#3) as a guide, locate and drill
(4) 9/16" dia. holes in bucket side wall.
4.
Mount mounting bracket (#1) to bucket sidewall with
1/2"-13 x 1 3/4" GR5 bolts (#2), backing plate (#3),
and 1/2" flange nuts (#4) as shown. Tighten nuts to
the proper torque.
5.
Attach clevis (#5) to mounting bracket (#1) with
1" x 4 11/16" clevis pin (#6) and cotter pins (#7). Bend
one or more legs of cotter pin to retain pin.
6.
Remove one cotter pin (#9) and hanger pin (#8) from
gearbox (#16).
7.
Align mounting holes in gearbox (#16) with mounting
holes in clevis (#5) and reinsert hanger pin (#8).
Secure hanger pin with cotter pin (#9). Bend one or
more legs of cotter pin to keep it from falling out.
IMPORTANT:
If digger is mounted on the left-hand
side, then hydraulic motor should be rotated 180
degrees so that hydraulic fittings are facing out.
HD Bucket Mount Assembly (Right-Hand Side Shown)
Figure 1-2
18973
Make sure gearbox is mounted with
hydraulic motor extending towards the
rear and motor ports facing out as shown.
8.
Attach extension spring (#10) to clevis (#5) &
tab (#17) on hydraulic motor (#14).
9.
Attach 90
o
elbows (#15) to ports in hydraulic
motor (#14). Rotate elbows to point straight back as
shown and tighten.
10. Screw MJIC end of adapter fittings (#13) to one end
of 292" long hydraulic hoses (#11 & #12) and tighten.
11. Screw quick release couplers (couplers furnished by
customer) to adapter fittings (#13) until tight.
12. Screw other end of hydraulic hoses (#11 & #12) to
elbows (#15) until tight.
13. Zip ties (not shown) to be used later during tractor
hook-up.
14. Fill gearbox with gear lube. Refer to
on page 33 for detailed instructions.
NOTE:
Hydraulic hoses (#11 & #12) and adapter
fittings (#13) are optional and may not be included.
IMPORTANT: