What was found
CREW REPORTS STAB CHANNEL 1 WILL NOT ENGAGE. REPLACED MCU REF AMM 27-42-05. REPLACED HSTCU REF AMM 27-41-01. OPERATIONAL CHECK GOOD, PN 1 ON/OFF 7062-3 SN 1 OFF 1300, PN 2 ON/OFF 7060-9 SN 2 OFF 203.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CREW REPORTS STAB CHANNEL 1 WILL NOT ENGAGE. REPLACED MCU REF AMM 27-42-05. REPLACED HSTCU REF AMM 27-41-01. OPERATIONAL CHECK GOOD, PN 1 ON/OFF 7062-3 SN 1 OFF 1300, PN 2 ON/OFF 7060-9 SN 2 OFF 203.