Commercial Fixed Wing
Flight Crew Air Transport Pilot (ATP)
Aircraft Equipment Problem Less Severe
Flight Crew Rejected Takeoff; Flight Crew Returned To Gate; General Flight Cancelled / Delayed; General Maintenance Action
Aircraft
On departure we performed a rejected takeoff due to pack one fail message at approximately 40 kts. Message on EICAS. Pack one fail.
First Officer reported receiving a Pack failure EICAS message; resulting in a rejected takeoff at 40 kts.