Service difficulty report · Amplifier · Boeing 777222

Difficulty date
November 17, 2011
Submitted
December 19, 2011
Operation
Air carrier
Aircraft
N782UA
Make and model
Boeing 777222
Aircraft serial
26948
Aircraft time
64,477 hours, 9,335 cycles
Engine
Pwa PW40903
Part
Amplifier
Part number
8220953001
Part serial
34
Condition
Faulty
Location
Satcom
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

SATVOICE LOST EICAS, CHRONIC. BOEING AHM REPORTING NUMEROUS MMSG'S RELATED TO HGA HPA. SUGGEST REPLACING HGA HPA (M23108) PCN 580-9103. REPLACED SATCOM HIGH POWER AMP PER MM. CB RESET. MAT TEST PASSED. DECALS REMOVED.