What was found
CREW REPORTED NR 2 MAIN BOOST PUMP (FUEL) SWITCHES TO ALTERNATE AFTER TAKEOFF. INSPECTED AND FOUND NR 2 BOOST PUMP BAD. ORDERED AND RECEIVED AN OVERHAULED BOOST PUMP. INSTALLED AND ACCOMPLISHED OPERATIONAL CHECK. UNIT OPERATION FOR 3 OR 4 MINUTES AND FAILED. ORDERED ANOTHER PUMP AND INSTALLED. OPERATIONAL AND LEAK CHECKS ACCOMPLISHED WITH NO FURTHER DISCREPANCIES. ALL WORK ACCOMPLISHED IAW THE MANUFACTURER'S MM. AIRCRAFT RETURNED TO SERVICE. (X)