PRESSURE BAR BELT (con’t)
4. Slide the belt over the drive and drive pulleys to
remove from the machine. Replace with the
new belt.
5. Reinstall the idler pulley.
6. Slide the gearbox and motor down until the belt
is properly tensioned. When tightened
correctly, the belt should deflect about 1/8
th
inch when depressed with one finger at the
center of belt span. Once in position, tighten
the four gearbox mounting screws.
7. Replace any guards removed in the previous
steps.
LINEAR BEARINGS
If the pressure bar has substantial play or slop
in it while moving it up and down, the linear
bearings are worn and need replacement.
Also, inspect the rails to ensure the bearing
surface is smooth and free of wear. Surface
imperfections indicate bearing wear.
The linear guide bearings are adjustment free.
Note: Sharp Packaging Systems recommends
changing the linear guide bearings in pairs for best
results.
1. Remove the rear motor cover and the right
outside cover (Figure 3-302).
Always remove electrical power from the
SX
prior to performing any maintenance
Service and Maintenance Manual 3-120 960714-02B © 2007 I2407
SECTION 3 – COMPONENT REPAIR
Figure 3-302. Guard Identification
Outside
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