What was found
THE PILOT REPORTED THAT THERE WAS ZERO VACUUM INDICATED ON THE GAUGE AND THAT THE HSI GYRO WOULD NOT ERECT. A VISUAL INSPECTION BY A MAINTENANCE TECHNICIAN REVEALED THAT THE VACUUM SUPPLY LINE REDUCER FITTING WAS BROKEN IN TWO.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
THE PILOT REPORTED THAT THERE WAS ZERO VACUUM INDICATED ON THE GAUGE AND THAT THE HSI GYRO WOULD NOT ERECT. A VISUAL INSPECTION BY A MAINTENANCE TECHNICIAN REVEALED THAT THE VACUUM SUPPLY LINE REDUCER FITTING WAS BROKEN IN TWO.