Lab Carbon Dioxide Removal Assembly (CDRA) Troubleshooting: On Monday, Remote Power Controller Module (RPCM) LAD62B_A RPC 12 experienced a trip. This RPC powers six selector valves internal to the Lab CDRA. Today, troubleshooting was performed with Mastracchio accessing the Atmosphere Revitalization (AR) rack through the Trace Contaminant Control System (TCCS) opening. He inspected and verified …