As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUNCTIONAL TEST OF THE AIRBRAKE EXTENSION CIRCUIT T 27-61-00-720-802 REV NOV 01/2019 DIDN`T PASS. AFTER TROUBLESHOOTING I FOUND A WIRE CUT ON THE PCB BUNDLE BEHIND THE ELECTRICAL RACK, WIRE REFIT IAW WIRING DIAGRAM 27-61-00 E2 ISSUE 2. FUNCTIONAL TEST RESULT OK