Service difficulty report · Hmu · Boeing 767306

Difficulty date
March 8, 2018
Submitted
March 12, 2018
Operation
Air carrier
Aircraft
N1409A
Make and model
Boeing 767306
Aircraft serial
27960
Aircraft time
88,053 hours, 16,323 cycles
Engine
Ge CF680C2B6F
Part
Hmu
Part number
442564
Condition
Malfunctioned
Location
Rt Engine
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

RIGHT ENGINE APPROACH IDLE INOPERATIVE. ONCE RIGHT ENGINE STARTED, ENGINE WENT TO APPROACH IDLE RANGE OF 44% N1 AND 77% N2, REMOVED & REPLACED THE RT ENGINE EEC IAW AMM 73-21-15. OPS CHECKED NORMAL. REMOVED & REPLACED THE RT HMU IAW AMM 73-21-14, OPS CHECKED NORMAL