What was found
NR 1 HYD SYSTEM FAILURE (ISO VALVE). CAUTION PANEL DID NOT HAVE NR 1 ISO VALVE CAUTION LIGHT, ONLY A LINE. EMERGENCY LANDING OGG. ENGINE SHUT DOWN ON RUNWAY. INSPECTED NR 1 HYD SYSTEM FOR LEAKS AND FOUND LT OUTER WING FITTING REDUCER PACKING RIPPED. REMOVED & REPLACED LT OUTER WING FITTING REDUCER PACKING AS REQUIRED. FOR NR 1 ISO VALVE CAUTION LIGHT WITH ONLY A LINE, C/W WALKAROUND INSPECTION AND HAVE DETERMINED THIS AIRCRAFT TO BE IN A SAFE CONDITION FOR A FERRY FLIGHT FROM OGG TO HNL ONLY IAW GMM PG 4.7 TO 4.10. REMOVED A BLANK FILTER AS MOD 8/1985 NOT INCORPORATED ON THIS AIRCRAFT. INSTALLED NR 1 HYD ISO VLV CAUTION LIGHT FILTER IN PROPER LOCATION PER DHC 8 MM 33-12-01 PG 4. OPS CHECK GOOD.