As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SUBSTANTIAL LOSS OF TORQUE NR 1 ENGINE 2 TIMES. C/W WALK AROUND INSPECTION AND HAVE DETERMINED THIS AIRCRAFT TO BE IN A SAFE CONDITION FOR A FERRY FLIGHT FROM OGG TO HNL ONLY. REMOVED AND REPLACED NR 1 ENGINE HMU IAW PWC MM 72-01-40 PAR 5A PG 403 AND PAR 5D PAGES 407-410. LEAK CHECK AND OPS CHECK GOOD IAW DHC 8MM 71-00-00 PAR 3F AND TABLE 505 PAGES 534-552. NO DEFECTS NOTED.