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116 Maintenance
4.5 Reporting a Problem
If a problem occurs within the UPS, review all alarm messages along with other pertinent data. This information
should be given via telephone to the Liebert Field Service Regional Office nearest you. This information can also
be automatically sent by telephone modem. Call 1-800-543-2378 or your nearest LGS office to report a problem
or to request assistance.
4.6 Corrective Actions
For each alarm message on the Operator Control Panel and the Remote Monitor Panel, you can find the recom-
mended corrective action in Table 1 of 3.0 - Operation.
4.7 Recommended Test Equipment
A list of recommended test equipment and tools required to maintain, troubleshoot, and repair the UPS module is
given in Ta bl e 5 .You may substitute instruments of equivalent range and accuracy. All instruments should be
calibrated and be within the current calibration cycle. Calibration data for the instruments should be maintained
in historic files and the instruments labeled for audit and verification.
Table 5 Recommended Test Equipment and Tools
Quantity Test Equipment Manufacturer Model or Type
1 Oscilloscope Tektronix, H-P or
Fluke
DC to 50 MHz
2 Voltage Probes Tektronix, H-P or
Fluke
10X, with 10 ft Cable
2 Voltage Probes Tektronix, H-P or
Fluke
100X, with 10 ft Cable
1 Digital Multi-Meter Fluke 8060, with Test Leads
1 Tool Kit N/A Standard electrical contractor tools