GE HEALTHCARE
D
IRECTION 5305880-100, REVISION 3 LOGIQ™ 100 PRO SERVICE MANUAL
Chapter 10 - Quality Assurance Page 10-15
10-6-4 Grounding Continuity
Measure the resistance from the third pin of the attachment plug to the exposed metal parts of the
case. The ground wire resistance should be less than 0.2 ohms. Reference the procedure in the
IEC 601-1.1.
10-6-4-1 Meter Procedure
Follow these steps to test the ground wire resistance.
1.) Turn the LOGIQ™ 100 PRO unit OFF.
2.) Plug the unit into the meter, and the meter into the tested AC wall outlet.
3.) Plug the black chassis cable into the meter's “CHASSIS” connector and attach the black
chassis cable clamp to an exposed metal part of the LOGIQ™ 100 PRO unit.
4.) Set the meter's “FUNCTION” switch to the RESISTANCE position.
5.) Set the meter's “POLARITY” switch to the OFF (center) position.
6.) Measure and record the ground wire resistance.
Electric Shock Hazard. The patient must not be contacted to the equipment during this test
Figure 10-3 Ground Continuity Test
State: RELEASE - Document is released and under formal Change Control. Changes are subject to the ECR/ECO Process.
See the GEHC Myworkshop System to determine the status of this document.
Approved Document - 5305880-100TPH_r3.pdf Page 186 of 197
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