Service difficulty report · Relief Valve · Boeing 7472F6B

Difficulty date
August 26, 2004
Submitted
August 31, 2004
Operation
Air carrier
Aircraft
N534MC
Make and model
Boeing 7472F6B
Aircraft serial
21832
Aircraft time
86,970 hours, 18,636 cycles
Engine
Ge CF650E2
Engine time
49,439 hours, 10,417 cycles
Part
Relief Valve
Part number
3206257
Part serial
546
Condition
Malfunctioned
Location
Nr 2 Engine
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
E, J, A

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

What was found

NR 2 ENG INDICATE A FIRE AT 13:50- 6 MINUTES AFTER TAKEOFF. NACELLE TEMP IN THE FIRE ZONE. ENGINE FIRE PROCEDURE WAS ACCOMPLISHED, PULLED FIRE HANDLE, DID NOT DISCHARGE FIRE BOTTLES. OIL PRESSURE NORMAL. REMOVED AND REPLACED NR 2 ENG PRESSURE RELIEF VALVE PER AMM 36-11-03. OPERATIONAL & LEAK CHECK NORMAL & PERFORMED SHUT OFF VALVE, OPS CHECKS ALL NORMAL.

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