What was found
FLT#1110, SDQ-JFK. 'FWD EPSU FAILED WHILE PERFORMING SLIDE TEST ON FAP; REMOVED AND REPLACED FWD EPSU UNIT AS PER AMM 33-51-38. OPS CHECK FAILED DUE TO FAULTS SHOWING ON THE FAP MCDU TEST PAGE. REQUIRES FURTHER T/S. REMOVED AND REPLACED EPSU FWD L (10WL) BATTERY PRECAUTIONARY IAW AMM REF 33-51-38. EPSU BITE TEST ON CIDS 1&2 SHOW FAULT EXTERIOR LT 1/EPSU (10WL) FWD L 25 62 41. T/S IAW TSM REF 25-62-00-810-811-A. REMOVED L1 DOOR ESCAPE SLIDE IAW AMM REF 25-62-44. INSTALLED JUMPER CONN ASSY ON RECEPTACLE 2871VC TO REPLICATE GOOD SLIDE. TESTED SYS AGAIN. NO FAULTS WERE NOTED & EPSU 10WL SHOWS GRN SYS OK LIGHT. REF LP# 3395289-2 FOR REPLACEMENT.'