• Vibration Testing: o Equipment: ▪ FFT Analyzer with: ▪ Resolution: 6400 lines or higher ▪ Frequency Range: 0.1Hz to 40,000Hz ▪ Capabilities: ▪ Coast-Down, Start-Up, Synchronous, Time Averaging, Cross-Phase, and Shock Pulse testing ▪ Data Storage for historical trending ▪ Calibration: ▪ All vibration testing equipment shall be calibrated and traceable to NIST within one year of the last calibration. ▪ Submit updated calibration reports to the Water Reclamation Department upon recalibration of PdM equipment. o Data Capture: Capture and store Waveform, Spectral, Overall Level, and Phase information. • Thermal Imaging: o Follow NETA Maintenance Testing Specifications for Electric Power Distribution. o Report Inclusions: ▪ Test Location ▪ Problem Location ▪ Probable Cause ▪ Condition Rating with Recommended Repair Action ▪ Hot Spot Temperature ▪ Reference Temperature ▪ Temperature Delta (Hotspot - Reference) ▪ Ambient Temperature ▪ Infrared and Visual Images of each Hotspot occurrence • Oil Analyses (ASTM Procedures): o Wear Index and Digital Microscopic Analyses o Particle Count by Size Exclusion (ISO 2/5/15) o Total Acid Number – TAN (ASTM D974/664) o Viscosity (ASTM D445) o Arc Emission Spectroscopy (ASTM D5185M) o Fourier Transform Infrared Spectrometer – FTIR (ASTM E1421M) o Water Content (ASTM D1744).
