J&M 750-14 - Manual (Page 21)

21
Installation of Scale Kit (Single Wheel Applications)
For Models 525-14W, 620-14, 750-14, 750-16, 750-18, 875-16 and 875-18
Remove the 2 1/2” x 13 1/4” shaft from the swivel hitch
by unbolting the 1” x 5 1/2” Grade 5 bolt and locknut
that attaches the swivel hitch and the 1” x 4 1/2” Grade
5 bolt and locknut that attaches the rear collar.
Remove the eight 3/4” x 3” Grade 8 Bolts from the
Hitch Spool Plate Support located on the front of the
A-Frame.
Bolt the Weigh Bar Weldment to the threaded holes
located on the rear of the A-Frame using four 3/4” x 3”
Grade 8 bolts.
Reuse the 1” x 5 1/2” Grade 5 bolt and locknut to
secure the Hitch Weigh Bar to the hitch.
Before installing the Hitch Weigh Bar, feed the wire
through the left side of the A-Frame tubing and exit
the frame through the hole located directly behind the
front leg of the grain cart.
Slide the rear of the Hitch Weigh Bar through the
Weigh Bar Weldment and secure using the 1” x 4 1/2”
Grade 5 bolt and locknut. NOTE: Be sure the hitch
weigh bar is secured in the UP position as indicated
by the decal on the weigh bar.
HITCH ASSEMBLY
1.
2.
3.
4.
5.
6.
Swivel Hitch
Weigh Bar
Weldment
1” x 4 1/2” Grade 5
Bolt with Lock Nut
Weigh Bar
1” x 5 1/2” Grade 5
Bolt with Lock Nut
HITCH PARTS
With the cart empty, place a 10-ton jack and jack
stands under the axle, near the tire to support the
weight of the grain cart.
Remove the wheel & tire and hub assembly from the
spindle. Remove the 1” x 7” hex bolt and lock nut
located on the stock end of the spindle. Slide the
spindle out from the A-Frame of the grain cart.
Run the wire on the weigh spindle through the tubing
of the A-Frame toward the front leg of the grain cart
where the Scale Indicator will be mounted. Insert the
Adapter Pipe Tubing and Weigh Spindle into the cross
axle frame of the grain cart and secure using the 5/8”
x 6 1/2” Grade 5 bolt and lock nut. Be sure the weigh
spindle is secured with the “TOP” decal facing up.
Re-attach the hub to the weigh spindle. (Note:
Depending on the model and year of grain cart, the
seal in the hub may also need to be changed.)
Attach the tire and wheel assembly. Be sure to tighten
the lug nuts to 380 Lbs.-Ft.
Repeat steps 1 through 5 for other side.
SPINDLE ASSEMBLY
1.
2.
3.
4.
5.
6.
3/4” x 3” Gr 8 Bolt
Weigh Bar Weldment
Run Wire from
Weigh Bar through
Left Side of A-Frame
Run spindle
wire through
grommet and
A-Frame
toward front
leg of grain
cart.
Bolt Weigh
Spindle to
A-Frame
Axle here.
Be sure Weigh Spindle
is positioned with the
“TOP” facing upward.
Re-attach hub to
Weigh Spindle.
1” x 4 1/2” Gr 5 Bolt
1” x 5 1/2” Gr 5 Bolt