Specifications include, but are not limited to: Consult with site personnel on the unit (s) performance, history, pending upgrades or noticeable abnormalities, address any questions and discuss schedule of repair. Review on-site UPS maintenance log prior to start. Review alarm log/history event file for any irregular activity or events, update time and date. Check proper clearance around unit. Perform a complete visual inspection of all internal wiring harnesses, contactors, breakers, inductors, transformers, capacitors, circuit boards, IGBT’s, SCR’s, transistors, and high voltage assemblies. Perform temperature check on UPS room for adequate cooling temperature and air flow for optimal UPS and battery performance. Thermally scan all breakers, major power connections, and associated controls. Report all delta temperatures greater than twenty (20) degrees F on three phase connections. Measure & record all actual system and LCD meter readings on UPS (+/- 1%) Review alarm log/history event file for any irregular activity or events, update time and date.