What was found
STAB TRIM MACH TRIM DISENGAGES WHEN TRIM IS USED OR WHEN YOKE IS JOSTLED. REMOVED AND REPLACED CAPTAIN'S STAB TRIM DISENGAGE SWITCH. OPS CHECKED GOOD IAW AMM 27-41-30.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
STAB TRIM MACH TRIM DISENGAGES WHEN TRIM IS USED OR WHEN YOKE IS JOSTLED. REMOVED AND REPLACED CAPTAIN'S STAB TRIM DISENGAGE SWITCH. OPS CHECKED GOOD IAW AMM 27-41-30.