Calibrate the 1900 scale – Invacare 1900 User Manual
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SECTION 3—MAINTENANCE AND TROUBLESHOOTING
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Calibrate the 1900 Scale
NOTE: For this procedure, refer to FIGURE 3.5.
1. The resident MUST be removed from the bath lift to properly calibrate the scale. Refer
to Transferring into/out of the Bathing Unit on page 9 for further instructions.
2. Turn the scale display power on by pressing the ON/OFF key.
NOTE: The scale display is attached to the side shroud with hook and loop material.
3. If necessary, pull the scale display away from the side shroud.
4. Insert the tip of a paper clip or similar tool into the small hole on the back of the scale
display and press the CAL button.
NOTE: Once the CAL button is pushed, “CAL1” will be seen in the display window.
5. Press the UNITS key. The display reads CAL2.
6. Press the LOCK/UNLOCK key. The display reads UNLD.
7. Press the ZERO key. The display reads LOAD.
8. Put 200 pounds of weight on the seat of the bath lift.
9. Press the ZERO key. The display reads DONE.
10. Remove the weight. Press the LOCK/UNLOCK key.
NOTE: The scale is now in test mode.
11. Press the ZERO key. The display reads 0.00 lb.
NOTE: The scale will now be in normal operation.
FIGURE 3.5 Calibrate the 1900 Scale
CAL Button
NOTE: Hook and loop
material not shown.
BACK VIEW OF SCALE DISPLAY
FRONT VIEW OF SCALE DISPLAY
Display Window