3 load cell replacement – Rice Lake BenchMark LP User Manual
Page 13
Service Information
9
4.3
Load Cell Replacement
Replacement load cells can be ordered from Rice Lake Weighing Systems according to the part numbers in
Table 4-2 on page 10. Refer to Table 1-1 on page 1 for torque settings.
1. Remove defective load cells.
2. Disconnect load cell cable from summing board and cut cable ties.
4
3
2
1
Figure 4-1. Load Cell Arrangement
3. When the cable is freed, pull cable out of the scale.
4. Lay out each load cell near the corner where it is to be installed.
5. Attach the cable from each load cell along the frame and into the summing board as shown in Figure 4-1.
Note
Note
In Figure 4-1, both the scale and the summing board are viewed from the top. To verify correct load cell/
summing board terminal matching, see the numbers on the terminals inside the summing board
.
6. Check that the threaded holes for the load cell screws are free of debris. Use compressed air to blow out
holes if necessary.
7. Position load cells with capacity label and load cell wires facing up, and loosely install the hex head cap
screws (provided).
8. Route the load cell cables along the frame to the summing board.
9. Secure the cable in position with the adhesive-backed cables tied supplied in the hardware kit. See
Figure 4-2 for an illustration of load cell and cable placement.
Do not cut load cell cables.
Figure 4-2. Load cell and wire placement
10. Corner correction trimming and calibration is necessary after load cell replacement. Follow the