What was found
PTRIM BACKUP INOPERATIVE CAME ON DURING CLIMB THROUGH 13,000 FT & 270 KTS. NO TRIM SWITCH ACTIVATION, AUTO PILOT WAS OFF. R & R BACKUP CUT OUT SWITCH IAW AMM 20-13-04. OPERATIONS CHECKED SATISFACTORY IAW AMM 27-40-00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PTRIM BACKUP INOPERATIVE CAME ON DURING CLIMB THROUGH 13,000 FT & 270 KTS. NO TRIM SWITCH ACTIVATION, AUTO PILOT WAS OFF. R & R BACKUP CUT OUT SWITCH IAW AMM 20-13-04. OPERATIONS CHECKED SATISFACTORY IAW AMM 27-40-00.