Service difficulty report · Actuator · Boeing 777222

Difficulty date
February 2, 2012
Submitted
March 6, 2012
Operation
Air carrier
Aircraft
N782UA
Make and model
Boeing 777222
Aircraft serial
26948
Aircraft time
65,474 hours, 9,448 cycles
Engine
Pwa PW40903
Part
Actuator
Part number
54H217
Part serial
66
Condition
Faulty
Location
Nr 2 Engine
Stage of operation
NR
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

R ENG TCC ACTUATOR MAINT MSG 75-60682 'TURBINE CASE CLG AIR VLV ACTR (R ENG) HPT POSITION FEEDBACK IS OUT OF RANGE' HITS FREQUENTLY. REF EG6630-2 REPLACED NR 2 TCC ACTUATOR REF MM. NEEDS EEC GROUND TEST 15. ACCOMPLISHED TEST. OPS CHECKED NORMAL.