3M 800ab 39600 manual 3 - Box Drive Assembly, Infeed End

Models: 800ab 39600

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Figure 4-3 – Box Drive Assembly, Infeed End

Maintenance (Continued)

Figure 4-3 – Box Drive Assembly, Infeed End

5.Install the new belt around drive rollers and insert new pin. Pin must not extend beyond edge of belt.

Important – Before installing new drive belt, check the belt inside surface for drive direction arrows and install belt accordingly. If no arrows are shown, the belt may be installed either way.

6.To set drive belt tension, turn adjustment screws

(G) equally on both the upper and lower tension assemblies. Turn the screws clockwise to increase tension or counterclockwise to decrease tension. See Figure 4-3.

Use a force gauge to pull the belt outward 25 mm [1 inch] at midspan, as shown with a moderate pulling force of 3.5 kg [7 lbs].

7.Reverse procedures to reassemble the drive belt assembly.

Figure 4-4 – Box Drive Belt Tension Adjustment, Top View

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3M 800ab 39600 manual 3 - Box Drive Assembly, Infeed End, 4 - Box Drive Belt Tension Adjustment, Top View