Jm Roll Tarp GRAVITY BOX (Since 2011) Manual do Utilizador descarregar pdf (Página 9)

STEP 4 - ENDCAPS

STEP 5 - ENDCAPS CONTINUED

STEP 6 - SPRING RETURN

5.1 Use the four holes on the top of the front Endcap

as a guide to drill four holes from the top using a 1/4”

drill bit.

5.2 Insert 1/4” x 3/4” bolts and fasten with 1/4” ser-

rated ange nuts.

5.3 Repeat Steps 5.1 & 5.2 for the back Endcap.

NOTE: This step is only pertains to 440/540 & 680/760 Models

Install the Spring Return on the front of the gravity

box using ten 1/4” x 3/4” self tapping bolts. Be sure

the end with the cable loop is OCS. It should be

positioned up against the OCS corner brace. See the

chart below for model specic Spring Returm loca-

tions.

Model Spring Return Location

440 Above ladder - straddling Ripple

680 Below ladder - straddling Ripple

540 & 760 Above ladder - straddling Shell/

Sideboard Seam (as shown on left)

STEP 7 - KNEE BRACES

7.1 Mark the hole for the Knee Brace as centered

as possible using the Knee Brace as a guide. When

marking the hole push up on the Endcap to keep it

from sagging.

7.2 Drill the hole using a 3/8” bit.

7.3 Use a 3/8” x 1” serrated ange bolt and a 3/8”

serrated ange nut to fasten the knee brace. Be sure

that the knee breace applies upward pressure to the

Endcap.

7.4 Repeat Steps 7.1-7.3 for the remaining knee

brace under the opposite Endcap.

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Jm Roll Tarp GRAVITY BOX (Since 2011) Manual do Utilizador Página 9