What was found
AIRCRAFT DIVERTED AFTER TAKEOF DUE TO A FLAP ASYMMETRY MESSAGE L/E SLAT ASYM EICAS APPEARED, FLAP POSITION INDICATOR SHOWS POSITION BETWEEN UP AND 1. COMPLIED WITH QRH PROCEDURE. SWAPPED FSCU NR 2 TO NR 1 IAW AMM. FOUND NR 5 SLAT INBD ROTARY ACTUATOR TRIPPED, REMAINING ONES ON LT AND RT WING NOT TRIPPED. R & R NR 2 FSEU AND RT AND LT L/E SLAT POSITION TRANSMITTERS IAW AMM. ADJUSTED IAW AMM. REMOVED BLEED AIR DUCT ASSEMBLY AND WING L/E SUPPORT BRACE ASSEMBLY TO FOM IN LT WING L/E ROOT. R & R NR 5 LT SLAT ROTARY ACTUATOR IAW AMM. OPS CHECK NORMAL. REPLACED L/E PDU POSITION TRANSMITTER. OPS CHECK GOOD. INSTALLED LT WING L/E BLEED AIR DUCT ASSEMBLY AND LT WING L/E SUPPORT BRACE IAW AMM. LEAK CHECK GOOD. LUBED LT AND RT WING SLAT SYSTEMS IAW WC 1290-6221 AND 1290-6211.