What was found
SPAR VALVE NOT WORKING ON BATTERY BACK UP PER PRE TEST FLIGHT GR OUND CHECK STEPS F14-19 OR IAW AMM 28-22-00-720-801 (REF AAR NR 99958240) REMOVED AND INSTALLED NEW EMERGENCY FUEL SHUTOFF BATTERY IAW B73 7 AMM 28-22-19-000-801 AND AMM 28-22-14-400-801, OPERATIONAL TES T GOOD (WORK ACCOMPLISHED BY V936248 AND AAR QC V923046) ROTABLE PARTS CHANGE WAS INDICATED - TT # 1859837 SN OFF 4874 BATTERY, ASSY, OFF 27-2434-9-9002 4874 ON 27-2434-9-9002 2653