What was found
ONT- ON FLIGHT 2515, HYDRAULIC NR 1 LOW PRESS MESSAGE CAME ON INFLIGHT. LOSS OF ALL NR 1 SYSTEM HYDRAULIC FLUID. SYSTEM RAN DRY FOR 25 MINUTES. LANDED WITHOUT INCIDENT. INSPECTED, FOUND HYDRAULIC NR 1 PRESSURE LINE TO GROUND SPOILER SELECTOR VALVE CRACKED AT BEND ABOVE FLAP DRIVE SHAFT 6" OUTBOARD OF FLAP PDV. REPAIRED DAMAGED TUBING BY DEOTECH PERMASWEDGE FITTINGS IAW CRJ-700 TASK 20-30-00-910-802-A01. SERVICED AND BLED IAW 12-12-29-611-801 AND 29-10-00-870-801-A01. GROUND RAN A/C AND OPERATED GROUND SPOILERS, NO LEAKS NOTED. AIRCRAFT RETURNED TO SERVICE.