What was found
STAB TRIM CHANNEL 1 WILL NOT ENGAGE ON THE GROUND. REMOVED STAB TRIM ACTUATOR AND MOTOR CONTROL UNIT AND INSTALLED SERVICEABLE UNITS IAW MM 27-40-00. STAB TRIM OPS CHECKS GOOD. P/N: 7062-3, S/N ON: 606, S/N OFF: 851.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
STAB TRIM CHANNEL 1 WILL NOT ENGAGE ON THE GROUND. REMOVED STAB TRIM ACTUATOR AND MOTOR CONTROL UNIT AND INSTALLED SERVICEABLE UNITS IAW MM 27-40-00. STAB TRIM OPS CHECKS GOOD. P/N: 7062-3, S/N ON: 606, S/N OFF: 851.