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Reliant Scale 8 Part No. 1114832 Rev B
CALIBRATION OF THE RELIANT SCALE
NOTE: The Reliant Scale will be pre-calibrated at the factory with the load cell. Should it be
necessary to re-calibrate the scale follow the instructions outlined below.
1. The patient and the sling must be removed from the scale to properly calibrate the
Reliant Scale. For removing the patient instructions refer to the Sling Owner's
Manual - Part No. 1023891. For sling detachment instructions refer to the Sling
Owner's Manual - Part No. 1023891.
2. With the Reliant Scale on, remove the four screws on the back of the enclosure and
remove front cover to expose the PC board.
3. Press the CAL button located on the PC board. The CAL switch is not labeled but
is the only button on the PC board located in the lower right corner. Once the CAL
button is pushed "CAL1" will be seen in the display window.
NOTE: CAL1 selects the calibration mode using 50 pounds of calibrated weight. CAL2 selects
the calibration mode for use with 200 pounds of calibrated weight. Pressing the UNITS key
toggles between CAL1 and CAL2.
4. When the desired calibration mode is displayed, press the LOCK/UNLOCK key.
NOTE: The display window will now show UnLd.
5. Ensure that there is no load on the scale and press the ZERO key.
6. The display window will show a dashed line (------) scrolling across and then the
word LOad will appear in the display window.
7. Perform one (1) of the following:
A. FOR CAL1 OPTION - support 50 pounds of calibrated weight from the scale
and press the ZERO key.
B. FOR CAL2 OPTION - support 200 pounds of calibrated weight from the scale
and press the ZERO key.
8. The display window will show a dashed line (------) scrolling across and then the
word dOnE will appear in the display window.
9. Remove the weight from the scale and press the LOCK/UNLOCK key.
NOTE: The unit will now be in a temporary test mode and will not lock the weight display. This
will allow weight to be loaded and unloaded to check the calibration.
10. Turn the unit off by pressing the ON/OFF key.
11. Turn the unit on by pressing the ON/OFF key.
NOTE: Scale will now be in normal operation .