Service difficulty report · Heat Exchanger · Boeing 7673BG

Difficulty date
August 7, 2024
Submitted
August 13, 2024
Operation
Air carrier
Aircraft
N566NC
Make and model
Boeing 7673BG
Aircraft serial
30566
Aircraft time
75,995 hours, 19,294 cycles
Engine
Pwa PW4060
Part
Heat Exchanger
Part number
7988502
Part serial
65GCB37377
Condition
Failed
Location
Nr 2
Stage of operation
DE
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

REMOVED AND REPLACED RH VALVE AIR/OIL HEAT EXCHANGER ON #2 ENGINE LEAK AND OPS CHECK GOOD IAW 24-11-12 AND AMM 71-00-00. PART IS UNKNOWN TO TRAX.

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