Service difficulty report · Fire Seal · Lear 45LEAR

Difficulty date
June 20, 2021
Submitted
June 24, 2021
Operation
Air carrier
Aircraft
N87SK
Make and model
Lear 45LEAR
Aircraft serial
45317
Aircraft time
4,297 hours, 3,229 cycles
Part
Fire Seal
Condition
Failed
Location
Rt Bleed
Stage of operation
CL
How discovered
O
Nature of condition
J, M
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

THE FLIGHT CREW REPORTED THAT WHILE PASSING 19000 FT IN A CLIMB, THE "RIGHT ENGINE PYLON OVERTEMP" WARNING LIGHT ILLUMINATED. THE MESSAGE WAS CLEARED BY THE APPLICABLE QRH PROCEDURE AND THE FLIGHT WAS CONTINUED SAFELY. UPON LANDING, ENGINE OIL WAS NOTICED ON THE UNDERSIDE OF THE RIGHT ENGINE. THE MAINTENANCE TEAM TROUBLESHOT AND REPLACED THE RIGHT ENGINE HIGH PRESSURE BLEED AIR FIRE SEAL WITH NEW SEAL. P/N 316154 POST MAINTENANCE CHECKS SATISFACTORY. PERFORMED ENGINE RUNS, NO MESSAGES DISPLAYED. CLEANED ENGINE OIL FROM COWLING, NO LEAKS NOTED AT THIS TIME. AIRCRAFT WAS RETURNED TO SERVICE.