Service difficulty report · Drive Unit · Lear 45LEAR

Difficulty date
October 17, 2016
Submitted
November 22, 2016
Operation
Air carrier
Aircraft
N87SK
Make and model
Lear 45LEAR
Aircraft serial
317
Aircraft time
2,359 hours, 1,694 cycles
Part
Drive Unit
Part number
662750300029
Part serial
1509X
Condition
Failed
Location
Te Flaps
Stage of operation
DE
How discovered
O
Nature of condition
J
Precautionary procedure
K

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 WHEN SELECTING FLAPS FOR LANDING THEY RECEIVED A "FLAP FAULT" CAS MESSAGE. MAINTENANCE TROUBLESHOT THE SYSTEM AND DETERMINED THAT THE FLAP DRIVE UNIT HAD FAILED. AN INSPECTED UNIT WAS INSTALLED AND RIGGED AND THE AIRCRAFT WAS RETURNED TO SERVICE.