9.26 Belt Removal and Installation
CAUTION
Do not rotate the ball screws with the belt removed, otherwise realignment
will be necessary.
CAUTION
EM1 / EM2 Models:
1.
Purge plastic from the machine. See “Purge Plastic from System” on page
2. Move the injection housing to the fully back position.
3. Remove front and rear guards.
4. With the drive power on, loosen the feed screw from the drive shaft. See
“Remove the Feed Screw” on page 9-31.
5.
Turn off the drive power, but keep the heaters on.
6. Disconnect the feed screw and push as far as possible into the barrel.
7.
Turn the controller off.
8.
Purge the water lines. See “Purge Cooling Water from System” on page
9. Remove the screws securing the eccentric shaft locking plate.
10. Rotate the eccentric shaft to release the tension on the belt.
11. Slide belt forward on the pulleys but do not remove.
12. Mark pulleys relative to the housing.
13. Remove the belt from the pulleys. Take care that the pulleys do not
change orientation relative to one another.
NOTE
For the EM1 model, it is easier to slide the idler pulley off with the belt.
14. Disconnect the motor connectors, transducer cable and water lines.
1
1. Pulleys
2. Transducer cable
2
9-42
E-Multi User Manual
MAINTENANCE
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