15:56 UTC Bubba to LVEA to work on crane. 16:13 UTC Took ISC_LOCK guardian to down. Paused ALIGN_IFO guardian. Put guardian for each optic in HAM2 to SAFE. 16:15 UTC Richard powering down SAT amps for optics in HAM2. 17:11 UTC Richard done. Started relocking. 17:17 UTC Bubba done. 18:22 UTC Nutsinee to mechanical room to check TCS cable width. 18:29 UTC Nutsinee done. 21:21 UTC Sheila and Keita to racks near HAM6 to look at PZT voltages. 23:17 UTC Kyle to mid Y to fill CP3. 23:35 UTC Kyle back. Support: Sheila, Kiwamu IFO locked at NLN upon arrival. Took ISC_LOCK to down and put HAM2 suspensions in safe mode to allow powering down satellite amps for capacitor fix. Repeated lock losses at FIND_IR during recovery. ETMX HEPI tripped (see Jim W.'s alog). Ran through initial alignment after trouble locking DRMI. Left locked at ENGAGE_ASC_PART3 as requested by Kiwamu. Evan H. working on violin mode damping.