What was found
FLT#1347, DCA-SJU. 'DURING APPROACH TO LAND, 1ST ATTENT TO LOWER GEAR WAS UNSUCCESSFUL. THE ONLY INDICATION WAS LANDING GEAR DOORS PARTIALLY OPEN IN AMBER (WIND NOISE CONFIRMED) RECYCLED GEAR HANDLE AND LANDING GEAR EXTENDED NORMALLY, ALL INDICATIONS NORMAL. (2ND WRITE-UP) ( LANDING GEAR RETRACTION SYSTEM ); REMOVED AND REPLACED L/G SELECTOR VALVE 41GA IAW AMM CH 32-31-34 & PERFORMED OPERATIONAL TEST OF THE LANDING GEAR DOORS IAW A, CH 32-31-00. OPS CHECK GOOD. MCC NOTIFIED. MX4 UPDATED.'