External Thermal Control System (ETCS) Loop A Status: Overnight ground specialist power cycled the ETCS Loop A Pump Control Valve Package (PCVP), which includes the Flow Control Valve (FCV), in an attempt to correct the FCV position error. The ETCS has been repowered, however the FCV position error has not been corrected. ETCS Loop A …
External Thermal Control System (ETCS) Loop A Status: ETCS Loop A is still operating without full temperature control. The Loop A Interface Heat Exchangers (IFHX) are still bypassed and isolated, preventing internal heat rejection on loop A. ETCS Loop B continues to operate nominally. Due to the loss of heat rejection for the N2 Moderate …
External Thermal Control System (ETCS) Loop A Shutdown: This morning, ETCS Loop A shut down due to under temperature Fault Detection Isolation and Recovery (FDIR). Ground specialist have repowered the Loop A pump and is currently cooling external loads at this time. However, the Flow Control Valve (FCV) is not operating as expected and the Loop …
Proximity Communications System (PROX) Checkout: Following yesterday’s successful checkout of PROX String “B”, Flight Engineer (FE)–3 Hopkins worked with ground teams in order to checkout PROX String “A”. Cygnus Launch Commit Criteria Flight Rules require verification of two fully functional ISS PROX equipment strings prior to launch. Synchronized Position Hold, Engage, Reorient, Experimental Satellites (SPHERES) …
Cygnus Hardware Command Panel (HCP) and PROX Checkout: This morning, Flight Engineer (FE)–3 Hopkins assembled the HCP and routed power and data cables from JEM to the Cupola. Later in the day, he worked with ground teams in order to checkout the HCP and string “B” of the Proximity Communications System (PROX). PROX is a …
Ocular Health (OH) Cardiac and Ocular Ultrasounds: FE-6 Wakata and FE-5 Mastrachhio, alternating as the Crew Medical Officer, conducted ocular ultrasound scans of each other as part of each of their Flight Day 30 OH sessions. Mastrachio then performed a cardiac ultrasound of Wakata. Remote guidance was provided by ground experts to ensure proper positioning …
Ocular Health (OH) Optical Coherence Tomography (OCT) Test and Fundoscope Examination: FE-3 Hopkins, supporting as Crew Medical Officer (CMO), performed OCT tests as part of FE-5 Mastracchio’s and FE-6 Wakata’s Flight Day 30 OH sessions which will continue over the next three days. Following the OCT examination, Mastracchio and Wakata applied drops to their eyes …
Thermolab Control Unit Battery Compartment Repair: Flight Engineer (FE)-5 Mastracchio successfully repaired the battery compartment of the Thermolab Control Unit which is used to support ESA’s Circadian Rhythms experiment. Wakata will be scheduled Friday for his Circadian Rhythms session. Cosmo Shoot Live Public Affairs Office (PAO) Event: FE-6 Wakata set up the JAXA 4K camera …
Progress 53P Cargo Ops: Following hatch opening this past Saturday, FE-3 Hopkins and FE-5 Mastracchio completed unpacking and stowing newly arrived USOS items. In total, more than 1400 kg of cargo including a spare Urine Processing Assembly (UPA) Fluids Control Pump Assembly (FCPA) arrived with the vehicle. Cosmo Shoot Rehearsal for Live Public Affairs Office …
On-board Training (OBT) Emergency Procedure Review: The ISS Crew and Flight Control Teams reviewed new emergency book procedures and documentation structure. EMER-1a covers Depress, Fire, and Equipment Retrieval procedures. EMER-1b contains Hazardous Release procedures and EMER-1c contains Ammonia procedures. EMER-2 which includes supplement and ground procedures is only available in electronic form. Spinal Ultrasound Scan …
