What was found
EMERGENCY LIGHTS OPS CHECK FAILED WHILE PERFORMING BLOCK 6 OF SLIDE INSTALLATION TASK CARD 31-2562-1-4821. FAULT EPSU EXT LOAD EMER R SHOWS ON DISPLAY. PERFORMED EPSU BITE TEST PER AMM 33-51-00-710-A. FOUND EXTERIOR LIGHT BAD FAULT. NEW SLIDE BAD FROM STOCK. NEED TO BE REPLACED . REMOVED RIGHT OVERWING SLIDE AMM 25-52-42. INSTALLED RT OVERWING SLIDE UP TO & INCLUDING STEP (4) B10 OF INSTALLED REF SUBTASK 25-62-42-410-052-A. CONTINUED INSTALLATION OF RT OFFWING ESCAPE SLIDE IAW AMM 25-62-42-400-001-A. UP TO 4.C. TEST FAILED. VERIFIED SLIDE INSTALLED IAW AMM 25-62-42-400-001-A. UP TO 4.C. TEST FAILED. R & R RT SIDE OVERWING EMERGENCY ESCAPE PATH LIGHT BULBS IAW AMM 33-51-15. OPS TEST PASSED. COMPLETED RT OVERWING ESCAPE SLIDE INSTALLATION IAW AMM 25-62-42-400-001-1 STEPS 4 C UP TO & INCLUDING PARAGRAPH B. EMERGENCY LIGHTING SYS OPS CHECK GOOD IAW AMM 33-51-00.