What was found
FLT 113 - TIJ-GDL - AIRTURN BACK DUE TO RIGHT CONTROL STABILIZER DID NOT OPERATE AND LEFT CONTROL STABILIZER WORKED INTERMITTENTLY. DURING REVSION THE SW S10-19 WAS DETECTED WITH OCCASIONAL FAIL. THE S10-19 AND BRAKE OVERRIDE SW S10-20 WERE REPLACED IAW MM 27-40-02/07. THE STABILIZER AND ELEVATORS WERE CHECKED FOR CONDITION, ALL CORRECT. THE PRIMARY AND ALT LONGITUDINAL TRIM ACTUATOR AND LONGITUDINAL TRIM GEARBOX WERE REPLACED IAW MM 27-40-01, ALL TEST CORRECT. (M)