What was found
RECEIVED HYDRAULIC 3 LOW PRESS CAUTION, DURING GEAR RETRACTION GEAR DID NOT COME UP RIGHT AWAY. RECEIVED NOSE DOOR WARNING, THEN ANTI-SKID AND BRAKE CAUTIONS, FOLLOWED BY GEAR DISAGREEMENT WARNING. ALL CLEARED IN CLIMB. (FLT 6529) REMOVED AND REPLACED THE NLG PRIORITY VALVE IAW AMM. PERFORMED SYSTEM TEST OF THE LANDING GEAR PRIORITY VALVES IAW AMM. OPS CHECK GOOD. RE-RACKED ANTI-SKID COMPUTER AND TESTED GOOD. GEAR SWINGS, EMERGENCY EXTENSION CHECK, NORMAL GEAR CHECKS, LANDING GEAR AND HYDRAULICS CHECKS GOOD. NO WARNING MESSAGES NOTED, TEST GOOD.