IFO locking appears to have recovered well from maintenance but investigations are ongoing into new excess noise. UTC (Pacific) 23:33 (16:33) Dave to roof to look at antennas to update drawings 23:39 (16:39) Dave back 00:03 (17:03) Nutsinee to OSB high bay mezzanine to check for distilled water for TCS chillers 00:25 (17:25) Nutsinee back. She also cleaned the TCS chiller filters. 05:08 (22:08) Sheila and Jenne to flip switch on PRM M3 LL coil driver 05:15 (22:15) Eric T. running injections 05:48 (22:48) Eric T. done 06:06 (23:06) Sheila turned off PR2 coil driver, tripped PR2 watchdog, broke lock, turning it back on 06:14 (23:14) Sheila, Evan, Jenne restarting PRM, LSC, ASC and PR2 models