What was found
WHILE PERFORMED T/C 78273000, FOUND NR 1 ENGINE ECONOMIC FAULT 77-20861, BOTTOM LT EGT SIGNAL OUT OF RANGE. ACFT GROUNDED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE PERFORMED T/C 78273000, FOUND NR 1 ENGINE ECONOMIC FAULT 77-20861, BOTTOM LT EGT SIGNAL OUT OF RANGE. ACFT GROUNDED.