640 Doran Scale Exam Table Load Cell Check Test and Repair
A 12 lb weight is required for this procedure.
To Check Load Cells
1.Calibrate scale with known weight. Refer to: Calibration
2.Using a 12 lb weight, verify weight at the center of each quadrant of platform.
| Results | Status | Required Action |
|---|---|---|
| All weights checked are within a few tenths. |
|
Load Cells are good, no action required. |
| One weight checked is one pound or more different than other weights. |
|
One or more load cells are damaged. Replace scale and base. |
