As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DEPARTURE DURING FLAP RETRACTION FROM 2 DEG TO 0 DEG, NR 7 SLAT WOULD NOT RETRACT. OPERATED SLAT/FLAPS NUMEROUS TIMES, OPS CHECKS GOOD. CHECKED NR 7 SLAT ACTUATOR FOR BYPASSING. CHECK OK, NO PLAY FOUND IN TRACKS OF ACTUATOR. OK FOR SERVICE. ALL WORK IAW B727 MM 27-80-00.