Service difficulty report · Generator · Boeing 7373S3

Difficulty date
July 15, 2005
Submitted
July 18, 2005
Operation
Air carrier
Aircraft
N315AW
Make and model
Boeing 7373S3
Aircraft serial
23734
Aircraft time
58,958 hours, 36,821 cycles
Engine
Cfmint CFM563B2
Part
Generator
Part number
735511A
Part serial
B4138
Condition
Malfunctioned
Location
Nr 1 Engine
Part time
20,037 hours, 12,285 cycles
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
A, D

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

What was found

NR 1 ENGINE GENERATOR HAD LOW OIL PRESSURE AND HIGH OIL TEMP. DISCONNECTED GENERATOR AND RETURNED TO GEG. APU WAS ON MEL. MX R & R APU BLEED VALVE, CLEARED APU MEL. ISSUED MEL FOR NR 1 ENGINE GENERATOR. VENDOR TEAR DOWN REPORT SHOWS THAT CSD HAD VERY HIGH TIME AND WAS A JUSTIFIED REMOVAL. UNIT WAS OVERHAULED WITH ALL WORN GEARS, DAMAGED GROMMETS, DAMAGED SLEEVES, MOTOR PUMP PISTONS AND BLOCKS BEING REPLACED.

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