5. Replace the weight and push the knob at the screen prompt “PLACE TEST WEIGHT AND PUSH KNOB”. The
screen will prompt “MEASURING” for a few seconds.
6. When the screen prompts “ENTER TEST WEIGHT” Dial in the test weight to the nearest gram. Press the knob
to enter. The screen will prompt “CALCULATING” for a few seconds.
7. When the screen prompts:
SAVE AND EXIT
EXIT ONLY
RESTORE DEFAULT
Select and enter “SAVE AND EXIT”
8. Turn o the power to exit the service mode.
3.8 Leakage Current
Use approved equipment and techniques to test the unit’s leakage current and ground continuity. Follow the
directions supplied by the test equipment manufacturer to verify the following:
1. Less than 300 microamperes measured at any exposed metal surface for equipment rated at 120 Vac,
50/60 Hz.
2. Less than 500 microamperes measured at any exposed metal surface for equipment rated at 220 Vac,
50/60 Hz or 240 Vac, 50/60 Hz.
3.9 Ground Resistance Check
Measure the resistance between the ground pin on the line cord plug and exposed metal of the electronic
enclosure. The ground resistance must be less than 0.2 ohms.
© 2001 by Datex-Ohmeda, Inc.. All rights reserved. 6600-0343-000 104 27
Chapter 3: Calibration and Maintenance
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