NEW BRUNSWICK SCIENTIFIC innOva 4200, Manual To Operation

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38
New Brunswick Scientific User’s Guide
Figure 13: Motor Belt Replacement
9. Place the new
MOTOR BELT
around the
MOTOR PULLEY
. With your other hand,
guide the
MOTOR BELT
around the
LARGE COUNTERWEIGHTED PULLEY
.
10. Move the
MOTOR MOUNTING PLATE
forward, until you feel a slight resistance.
11. Verify that the
MOTOR BELT
has a slight pressure near the center.
Recommended deflection is 3/8 inch (9.5 mm).
12. Tighten the two
HEX NUTS
on the
MOTOR MOUNTING PLATE
.
13. Lift up hinged front panel and replace the three screws. Use a Phillips (+) head
screwdriver to tighten the screws.
14. Close the door of the shaker.
15. Reconnect the
POWER CORD
to the electrical outlet.
9.2 Full Motor Assembly Replacement
WARNING!
Only a qualified Service Engineer may perform this procedure.
1. Set the
ON/OFF POWER
Switch to
OFF
.
2. Disconnect the
POWER CORD
from the electrical outlet.
3. Before you can gain access to the front panel, open the door of the shaker. The door
must be open all the way.
MOTOR
MOUNTING
PLATE
MOTOR
BELT
LARGE
COUNTERWEIGHTED
PULLEY
3/8” BELT
DEFLECTION
MOTOR
HEX
NUTS