As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON ILS TO 22L (BOS) PUT THE LANDING GEAR DOWN AND GOT A WARNING INDICATION HAD TO INITIATE A GO-AROUND AND PERFORM ABNORMAL GEAR EXT. INSTALLED HYD POWER PACK LANDING GEAR MOTOR RELAY AND NEW LANDING GEAR POWER CB AND REINSTALLED CB IAW BEECH 1900D 24-00-00. PERFORMED LANDING GEAR, OPS CHECK IAW CWC 32-30-01.