=== 2019/3/7(Thur.) === === Schedule === * Center * --(2/26-27: Venting)-- * 2/28-3/15: Health check and maintenance for VIS * --(PRM: One flag was dropped. -> leave it)-- * --(3/6 PR3: range -> incline by 20-30mrad at mirror because of bistable.)-- * 3/4-8 PRM: Misalignment does not reach where beam hits damper. * ~3/15 BS: Yaw offset adjustment by hand. -> 3/5-6 * --(3/5 afternoon or 3/6 morning: Coolers for ITMs will be stopped for 2-3 hours to change water.)-- * 3/18-19: Re-alignment * 3/19: Closing * 3/20: pump down * Yend * --(1/25-2/20: Yend Pcal finalization)-- * --(3/5: EYA remaining works by Enomoto, Inoue.)-- * --(2/25-3/5: Yend WAB finalization)-- * --(3/6: Y end closing (no laser hazard at least in the morning))-- * --(3/7: Y end pump down)-- * --(3/7,8: leak test)-- * Xend * --(2/11-2/14: Xend NAB installation)-- * --(2/21: Removing FC, Payload release)-- * --(2/27: ETMX release)-- * --(2/23-3/6: Xend Pcal finalization 1)-- * --(Periscope installation)-- * --(3/6: Beam position by IR and Green)-- * --(3/5 AOS: EY and EX(if they have time) work.)-- * --(3/6: Green X alignment (no IR), and no hazard at Y end.)-- * 3/11, 18,19: Xend WAB finalization. * 3/11~3/15: ETMX tuning. * 3/19: Heatlink etc. * 3/19: ETMX finalization by Takahashi * 3/18,19: ETMX alignement * 3/21 closing * 3/22 Pumping down * Leak test * 3/18~ : Night work starts, daily meeting will be moved to 1PM * Summary of work will last for a while in the morning meeting. * 2/18-2/22: PRMI commissioning * 3/25~?: DRMI commissioning * 3/25-4/19: Y arm commissioning * 3/25-4/19: FPMI commissioning ==== Note ==== === Weekend === * PEM: center are on Saturday, by Yokozawa, T. Tanaka. * CAL: Y end on Saturday, by Cory, Inoue. ==== Report of work ==== * VAC: Yend pump down started. * CRY: Cooling of duct shield of ITMX has some trouble. * Type B: BS chamber was opened again. It will be checked inside next week. * SR2 and SR3 health checks were done. SRM was half done. * Type Bp: PR3 seems to be OK. PRM and PR2 need to be checked. * Type A: ITMX has some strange response for control. * ETMY will be checked today. ==== Work plan ====