What was found
ENGINE NR 1 COMPRESSOR STALL IN CRUISE. MISRIGGED VSV SYSTEM. ACP CHECKS PER MM 71-00-00 FOUND VSV UNISON RING MISRIGGED AT VGV AND STAGE 5. ADJ 1 TURN EA, OPS CHECK NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ENGINE NR 1 COMPRESSOR STALL IN CRUISE. MISRIGGED VSV SYSTEM. ACP CHECKS PER MM 71-00-00 FOUND VSV UNISON RING MISRIGGED AT VGV AND STAGE 5. ADJ 1 TURN EA, OPS CHECK NORMAL.