Great Plains DVN8552 Assembly Manual - Manual (Page 12)

550-353Q-ENG 02/12/2014
8 8321-8552DV Great Plains Manufacturing, Inc.
Assembly
Center Brace Bar & Torque Tube
Refer to Figure 5
1.
Once the center Frame has been uncrated and put
on stands, the torque tube maybe installed.
2. Carefully raise the torque tube with an overhead
hoist and secure with 1 1/4 x 6 pins , 3/8 x 2 1/4 Gr.
8 hex bolts and 3/8 top lock nut.
3. Install walking beams , See “Walking Beam
Assembly” on page 27
4. Install pre-assembled hub assembly using 5/16 x
4 bolts (models 8321-8537) or 1/2 x 4 1/2 bolts
(models 8544-8552)
, secure with 1/2 lock washer
and 1/2 nut.
5. Attach the tire/wheel assemblies to hub assembly
and secure with lug nuts .
6. Now install the appropriate cylinders , see hydrau-
lics section of “Parts Manual” for correct size, using 1
x 3 11/16 pins
, 1.5 x 1.0 x.075 machine washers
and 3/16 x 2 cotter pins.
7. Install cylinder transport locks to cylinders
using the 3/8 x 3 pins and clip pin.
Note: Install 3/4 x 2 Gr. 5 hex bolts , back to front as
shown.
8. Carefully move center brace bar into position with
fork truck or overhead hoist. Secure with 3/4 x 2 Gr.
5 hex bolts
, 3/4 lock washers and 3/4 hex nuts.
9. All bolts may be tightened to specs, See “Torque
Values Chart” on page 43. Attach plastic end caps
to all open ends of 4 x 3 tube.
1
2
3
4
5
6
4 7
8
9
10 8
12
11
12
13