Troubleshooting preparations, Preliminary, Introduction – GE Industrial Solutions GPS 4812_24 User Manual
Page 81: Safety, Tools, 12 troubleshooting preparations, Preliminary 12-1, Introduction 12-1 safety 12-1 tools 12-1
Galaxy Power System 4812/24
Issue 9 Januray 2008
Troubleshooting Preparations 12 - 1
12
Troubleshooting Preparations
Preliminary
Introduction
This section provides information needed in preparation for locating and
interpreting visual indicators to help identify problems.
When replacing a part does not correct the problem or visual indicators
do not identify a defective part, notify Lineage Power Technical
Support.
Safety
Review all safety instructions and warnings in the Safety section of the
GPS Installation Guide before troubleshooting the GPS 4812/24.
Warnings
• Hazardous ac and dc voltages and/or energy are present. Caution
should be exercised. Tools must be insulated to help prevent
accidental contact with live surfaces.
• Coordinate all troubleshooting activities with other personnel
that may be working on the system.
Tools
The following tools are necessary in order to troubleshoot the GPS
4812/24:
•
3/16-inch (5mm) Allen-head wrench
•
Insulated hand tools
•
Calibrated digital voltmeter (DVM)
(0.05% accuracy on dc scale)
•
ESD wrist strap