What was found
AFTER NR 1 ENGINE START, ENGINE ROLLED BACK. TRIED TO ENGAGE GENERATOR NR 1 AND IT DID NOT TAKE. EGT DROPPED LOWER THAN NORMAL, AFTER ROLLBACK AND FUEL FLOW DROPPED TO ZERO. CLOSED FUEL SHUTOFF VALVE AND SHUTDOWN NR 1 ENGINE. NO LIMITS WERE EXCEEDED DURING THE START. NO ENGINE FAIL LIGHT OR FLASHING EGT WARNING. THERE WAS A SMALL REDLINE ON THE EGT GUAGE 8 O`CLOCK POSITION. REPLACED LT ENGINE FUEL SPAR VALVE ACTUATOR REF MM 28-22-11-000-804 & 28-22-11-400-804. OPS CHECKED GOOD REF MM 28-22-00-710-801.