DR Power Grader, Safety & Operating Instructions Manual

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8
DR
®
POWER GRADER
Hardware Bags (Figure 6 and Table below)
Index# Part# Description Qty
1 ............. 21155 ......... Pin, Snap Safety, 3/8" X 2.75" ..................................... 2
2 ............. 36706 ......... Spacer, Tooth Bar ........................................................ 1
3 ............. 37186 ......... Spacer, Rail, Center ..................................................... 2
4 ............. 37237 ......... Pin, Shear, 1/2" ........................................................... 3*
5 ............. 36737 ......... Bolt Shoulder, 1/2 X 3/8l, 3/8-16 ................................ 4
6 ............. 36702 ......... Spacer, Rail .................................................................. 4
7 ............. 37239 ......... Bolt, HHCS, 3/8-16 X .75", GR5, ZP ........................... 6
8 ............. 16484 ......... Bolt, HCS, 3/8-16 X 2.5", GR5, ZP .............................. 8
9 ............. 37243 ......... Bolt, HHCS, 1/2-13 X 3-3/4", GR8 .............................. 1
10 ........... 37242 ......... Bolt, HHCS, 1/2-13 X 6", GR8, ZP .............................. 1
11 ........... 12797 ......... Cable Tie, 17", Nylon Black ......................................... 1
12 ........... 12686 ......... Bolt, HCS, 3/8-16 X 2", GR5 ZP .................................. 2
13 ........... 11985 ......... Bolt, HCS, 3/8-16 X 1-1/2", GR5, ZP .......................... 2
14 ........... 37236 ......... Lanyard, Hair Pin ......................................................... 1
15 ........... 16413 ......... Nut, Nylon Lock, 3/8-16, Low Profile ......................... 24
16 ........... 23499 ......... Washer, SAE Flat, 1/2", ZP ......................................... 4
17 ........... 12170 ......... Washer, Flat 3/8", ZP, ANSI Narrow .......................... 42
18 ........... 11072 ......... Nut, Nylon Lock, 1/2-13, GR5, ZP .............................. 2
19 ........... 37190 ......... Pin, Cotter, 3/32" x 1", ZP ........................................... 2
20 ........... 18081 ......... Washer, Lock, Medium Split, 3/8" ............................. 2
21 ........... 36680 ......... U-bolt, Post .................................................................. 2
22 ........... 37191 ......... Pin, Snap Safety, 5/16" x 3" ........................................ 1
23 ........... 18064 ......... Washer, .8" ID, 1.5" OD X .11" ................................... 4
24 ........... 12683 ......... Nut, 3/8-16, GR5,ZP ................................................... 2
* Two Shear Pins are spares
Assembly
Tools Needed

Two 9/16" Wrenches

Two 3/4" Wrenches

Two 1/2" Wrenches

1/4" Allen Wrench

Ratchet, Extension and 9/16" Socket

Pliers
Note: When installing Flat Washers with Bolts and Locknuts, place one Washer
under the Bolt Head and one under The Locknut. The only Bolts that don’t use a
Flat Washer under the head is the Shoulder Bolts.
1.
Locate a clean flat surface to assemble the Power Grader.
2.
Position the Frame Assembly with the front facing up to gain access to the
Tooth Bar area ( Figure 7 ).
Note: The Weight Box Straps are secured at the ends but not at the center of the
machine. You may need to loosen the hardware before performing the next step.
3.
Rotate the Weight Box Straps to align with the mounting holes in the
forward Frame Crossmember and secure with 3/8-16 x .75" Bolts, Flat
Washers and Locknuts using two 9/16" Wrenches. Tighten hardware on the
other end of the Weight Box Straps also.
4.
Support the Tooth Bar as you remove the four Bolts, Flat Washers and
Locknuts that are securing the Tooth Bar using two 9/16" Wrenches (
Figure
8 ).
Figure 6
1
2
3
4
5
8 9
10
11
14
15
12
13
7
17
6
18
19
21
20
22
23
16
24
Tooth Bar
Tooth Bar
Hardware
Figure 8
Weight Box
Straps
Figure 7
Weight Box
Strap Hardware