J&M Roll Tarp GRAVITY BOX User Manual
STANDARD GRAVITY BOX TARP INSTALLATION MANUAL
(Rev. 5/25/13)
J. & M. Mfg. Co., Inc.
P.O. Box 547 Fort Recovery, OH 45846
Ph: (419) 375-2376 Fax: (419) 375-2708
www.jm-inc.com
ROLL TARP ASSEMBLY
Front
# Description
1 Tarp Crank Handle Small
2 1” x 1” 14 GA Square Tubing
3 1.25” x 1.25” Roll Tube
4 Spring Return
5 Lip Lock
6 Back End Plate
7 Front End Plate
8 Back Endcap Arch
9 Front Endcap Arch
10 Nylon Strip
11 Tarp Bows
12 3/16” Diameter Ridge Cable
13 Stop Bracket
14 Prop Up Bar
15 Plastic Standoffs
16 J-Bolt
17 Canvas Tarp
18 Hanger Bracket
19 Hanger Bracket Hook
Back
# Description
20 1/4” Flange Nuts
21 1/4” x 1/2”
22 1/4”x 5/8”
23 1/4” Locknut
24 1/4” x 2 1/2”
25 1/4” x 3/4”
26 3/8” Flange Nuts
27 3/8” x 1” Flange
28 3/8” x 2”
29 3/8” locknut
30 1/4” x 1 1/2” Self Tapping
31 *1/4” x 3/4” Self Tapping
32 1/2” Locknut
33 1/2” x 1 1/4”
34 Small Cable Clamp
35 Large Cable Clamp
36 Universal Joint
37 1/4” Drive Rivet
*Only used on 440/540 & 680/760 Models
1
ROLL TARP ASSEMBLY
A
C
D
B
E
F
G
2
SPRING RETURN ASSEMBLY
2
6
2
3
8
7
5
1
10
9
3
4
5
11
5
12
3
# Description Part # Qty.
1 1/4-20 X 1.0 Grade 5 Zinc Hex Bolt JM0002095 2
2 1/4-20 X 1 1/2 Grade 5 Zinc Hex Bolt JM0002447 1
3 Roller Small JM0000200 5
4 Aluminum Spacer Square JM0000202 2
5 1/4-20 Grade 5 Zinc Centerlock Nut JM0001505 5
6 Rectangular Plastic Spacer JM0000205 2
7 Short Plastic Spacer JM0000206 1
8 Spring Return Spring JM0000207 1
9 3/8-16 X 3.0 Grade 5 Zinc Hex Bolt JM0001666 1
10 Tall Plastic Spacer JM0000209 1
11 3/8-16 Grade 5 Zinc Centerlock Nut JM0001512 1
12 Spring Return Housing JM0002446 1
3
OCS (Opposite Chute Side)
STANCE
Back
Front
CS (Chute Side)
4
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