What was found
LANDING GEAR DID NOT RETRACT ON T/O. LG/LEVER DIS, EICAS WARNING. PERFORMED QRH, GEAR RETRACTED NORMALLY. PER QRH, GEAR THEN EXTENDED NORMALLY, NORMAL LANDING MADE. MAINTENANCE: PERFORMED GEAR SWING IN EF TO AMM 32-30-00. OPS CHECK GOOD. OK FOR SERVICE.