As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING T/O THROTTLE UP THE NR 3 ENG HAD A COMPRESSOR S TALL . RAN NR 3 ENG UP INDIVIDUALY AND AT A VERY LOW EPR NR 3 EXPERIENCED ANOTHER COMPRESSOR STALL. WINDS CALM. INSP INLET & EXH AREA. ALL NORMAL CKED FOR BLEED VALVE OPERATION, NORMAL, HEARD ALL 3 CLANKS SCREEN IS CLEAR. ADJUSTED P&D VALVE PER P/W 72-00-00 PAGE124. RAN NR 3 ENG PER JRH CHAP 5 ALL CK NORMAL. WENT TO 90 PERCENT THREE TIMES SLOW AND FAST.. NO COMPRESSOR STALLS.