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SDR P5CA2015082700111

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Service difficulty report · Controller · Boeing 7673JHF

FAA SDR system

Difficulty date
August 24, 2015
Submitted
August 27, 2015
Operation
Air carrier
Aircraft
N644GT
Make and model
Boeing 7673JHF
Aircraft serial
37810
Aircraft time
6,233 hours, 1,487 cycles
System (JASC)
7700 · Engine Indicating System
Part
Controller
Part number
77328915
Part serial
2012090012
Condition
Failed
Location
Nr 1 Engine
Part time
6,191 hours, 1,467 cycles
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

FAIL, FOUND NR 1 ENGINE HPC BIT 18 DOES NOT CHANGE TO 0. AMM 36-11-08-004-006, REV 112 AND AMM 36-11-08-404-014, RE 112, REPLACED NR 1 ENGINE HPC, IAW AMM 71-00-00-712-168, REV 112, DO THE DRY MOTOR TEST RESULT, CONDITION CHECK NORMAL AND NO LEAK FOUND.

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