As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNSAFE RT MAIN ON TAKEOFF GEAR RETARDATION. ON BOTH OVERHEAD AND PANEL- LOWER GEAR. GOOD INDICATIONS- LANDED NO PROBLEM. FOUND FAULT CODES 63 AND 70. R & R PROX BOX REF AMM 32-31-71-4. R & R RT GEAR SEQUENCE VALVE. REPLACED RT MAIN GEAR RESTRICTOR VALVE. REMOVAL AND INSTALLATION OF RT MAIN GEAR UPLOCK. AMM 32-31-57-4, 32-31-44-4 AND 32-31-37-4, OK FOR SERVICE. OPEN