Fairbanks 3300 Reliant Series Floor Scale - Manual (Page 14)

A. Errors
Symptom Cause Solution
Corner Errors Debris under scale. Remove debris.
Load cell failure. Replace load cell.
Broken foot assembly. Replace foot.
Platform not level. Level platform.
Load cell tolerance Adjust balance
change. junction box per
Section 4, if
equipped.
Unstable indication Cables damaged. Repair cables.
Load cell failure Replace load cell.
Indicator failure Repair indicator
B. Load Cell Replacement
1. Remove power to the indicator.
2. Remove the cover plate. Identify the load cells with wire markers or other
means and disconnect the failed load cell cable at the splice connections.
3. Lift the platform end with a forklift or heavy pry bar using wood blocks for safety.
4. Remove the load cell mounting bolts (use a ¾" socket), then the cell, pulling the
load cell cable through the scale while leaving a pull string/wire in the scale.
5. Remove the foot assembly from the old load cell and install on the new load
cell. Use anti-seize on the bolt threads.
10/06 14 50783 Issue 2
Section 5: Maintenance and Service