NEW BRUNSWICK SCIENTIFIC Innova 4300, Manual To Operations

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INNOVA 4300
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M1193-0050 User’s Guide
5. Check the belt tension with a light side pressure near the center of the belt. It
should deflect approximately 3/8 inch (9.5 mm).
6. If adjustment is needed, loosen the two nuts holding the motor plate and move the
plate to either loosen or tighten the belt. Tighten the nuts when the adjustment is
correct.
7. Replace the lower front cover.
8. Connect the power cord.
9. Set the circuit breaker to the “ON” position.
The unit is ready for operation.
5.6 Replacing the Motor Assembly
1. Turn off the power and disconnect the power cord.
2. Remove the lower front cover using a Phillips (+) screwdriver.
3. Remove the connector from the motor assembly ( see Figure 9 below ). Remove
the green ground wire going to the chassis (disconnect from the chassis side).
Figure 9: Motor Assembly Replacement