Invacare Reliant 450 User Manual page 69

Invacare® Reliant™ 450/600
1. Remove the patient and the sling from the scale to properly calibrate the Reliant Scale. For patient removal instructions, refer
to 6 Operation, page 25. For sling detachment instructions, refer to 7 Patient Lifting, page 33.
2. With the Reliant Scale on, remove the four screws on the back of the enclosure and remove the front
cover to expose the PC board.
3. Press the CAL button on the PC board. The CAL switch is not labeled but is the only button on the PC board and is located in the
lower right corner. Once the CAL button is pressed, CAL1 displays in the window.
CAL1 selects the calibration mode using 50 pounds of calibrated weight.
CAL2 selects the calibration mode using 200 pounds of calibrated weight.
Press the UNITS key to toggle between CAL1 and CAL2.
4. When the desired calibration mode displays, press the LOCK/UNLOCK key.
UnLd displays in the window.
5. Ensure there is no load on the scale, and press the ZERO key.
6. Note a dashed line (------) will scroll across the window and then the word LOAD will display.
7. Perform one of the following:
FOR CAL1 OPTION–support 50 pounds of calibrated weight from the scale and press the ZERO key.
l
FOR CAL2 OPTION–support 200 pounds of calibrated weight from the scale and press the ZERO key.
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8. Note a dashed line (------) will scroll across the window, and then the word DONE will display.
9. Remove the weight from the scale and press the LOCK/UNLOCK key.
The unit enters a temporary test mode and does not lock the weight display. This allows weight to be loaded and
unloaded to check the calibration.
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