What was found
CRACK SLAT 4 LOWER SKIN LOCATED SLAT STATION 85.19 AT LT WING 2023-208287<[01] TOOL USED : EDDY CURRENT EQUIPMENT P/N NORTEC500D S/N N500X12101U102020 DUE DATE: 30-AUG-23.;[02] EVALUATED SLAT 4 OUT LIMITS; CRACK INDICATION WAS CONFIRMED ON FITTING AND NOT FOUND ALLOWABLE DAMAGE LIMITS FOR CRACK ON FITTING IAW B737-700 SRM 57-42-01-1A-1; SLAT 4 MUST BE REPLACED; SEE FAULT TTG8Q00K0JNK TO REPLACED SLAT 4; SEE INDIVIDUAL SIGNOFF BELOW;[03] EVALUATED SLAT 4 OUT LIMITS; CRACK INDICATION WAS CONFIRMED ON FITTING AND NOT FOUND ALLOWABLE DAMAGE LIMITS FOR CRACK ON FITTING IAW B737-700 SRM 57-42-01-1A-1; SLAT 4 MUST BE REPLACED; SEE FAULT TTG8Q00K0JNK TO REPLACED SLAT 4; SEE INDIVIDUAL SIGNOFF BELOW