What was found
SMOKE IN COCKPIT DURING DESCENT, MAINTENANCE INVESTIGATED AND FOUND RELAY K1BD TO BE COVERED WITH BLACK SUBSTANCE. REMOVED AND REPLACED RELAY IAW EECSPM 20-22-00. PERFORMED OPS CHECK IAW AMM 29-12-03. OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SMOKE IN COCKPIT DURING DESCENT, MAINTENANCE INVESTIGATED AND FOUND RELAY K1BD TO BE COVERED WITH BLACK SUBSTANCE. REMOVED AND REPLACED RELAY IAW EECSPM 20-22-00. PERFORMED OPS CHECK IAW AMM 29-12-03. OPS CHECK GOOD.