Quantronix CUBISCAN 325, Service Manual

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PART REPLACEMENT Replacing the load cell summing board
Cubiscan 325 Service Manual 4 3
Replacing the load cell
summing board
This section describes how to replace the load cell
summing board. The load cell summing board is located
in the load cell summing box. Handle the load cell
summing board with care and avoid exposing it to static
electricity.
Items needed
–5/64'' Allen wrench
–Small flathead screwdriver
–Phillips screwdriver
–Replacement load cell summing board
Complete the following steps to replace the load cell
summing board.
1. Power the Cubiscan 325 off.
2. Remove the two center cover thumb screws that are
located on the right side of the system. See
Figure 57 .
3. Slide the center cover to the left so that you can
access the load cell summing box.
4. Use the 5/64'' Allen wrench to remove the eight
screws holding the load cell summing board lid in
place and remove the lid. Refer to
Figure 58 .
5. Disconnect the load cell summing cable by
loosening the screws and pulling the cable straight
out. Refer to
Figure 59 .
6. Disconnect all the load cell connection wires by
loosening the corresponding flathead screw with a
small flathead screwdriver. Refer to
Figure 61 .
7. Using the Phillips screwdriver, remove the five screws
holding the load cell summing board in place. Refer
to
Figure 59 . Carefully remove the load cell summing
board and turn it over.
8. Remove the two screws fastening the load cell
summing board and scale card together. Refer to
Figure 62 .
Figure 57
Remove center cover
Figure 58
Load cell summing box
Figure 59
Inside load cell summing box
Figure 60
Cut view
Load cell
summing Cable
Screws
Screws
Scale card
Load cell
summing board