What was found
(CAN) DURING PUSHBACK NR 2 ENG START, THE B-SYSTEM HYDRAULIC DROPPED TO ZERO. AIRCRAFT RETURNED TO GATE. THE PLUG CARTRIDGE CAVITY ON THE HIGH PRESSURE SYSTEM FILTER MODULE ASSY BROKEN. PLUG REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) DURING PUSHBACK NR 2 ENG START, THE B-SYSTEM HYDRAULIC DROPPED TO ZERO. AIRCRAFT RETURNED TO GATE. THE PLUG CARTRIDGE CAVITY ON THE HIGH PRESSURE SYSTEM FILTER MODULE ASSY BROKEN. PLUG REPLACED.