What was found
STAB TRIM MACH TRIM DISENGAGED REPEATEDLY ON TAXI OUT RETURNED TO GATE. REPLACED CAPT TRIM DISCONNECT SWITCH IAW CL 600 MM 27-41-05. OPERATIONAL CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
STAB TRIM MACH TRIM DISENGAGED REPEATEDLY ON TAXI OUT RETURNED TO GATE. REPLACED CAPT TRIM DISCONNECT SWITCH IAW CL 600 MM 27-41-05. OPERATIONAL CHECK GOOD.