SDR SCNA98072

Service difficulty report · Modulating Valve · Boeing 7272J4

Difficulty date
July 12, 1998
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N285SC
Make and model
Boeing 7272J4
Aircraft serial
21676
Part
Modulating Valve
Part number
39271631
Condition
Failed
Location
Nr 1 Engine
Stage of operation
CR
Nature of condition
J
Precautionary procedure
A

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

What was found

THE NUMBER ONE ENGINE STRUT OVERHEAT LIGHT ILLUMINATED. LIGHT EXTINGUISHED FOLLOWING COM PROCEDURES AND AIRCRAFT DIVERTED TO ATL. THE NUMBER ONE ENGINE PYLON INSPECTED FOR LEAKS WITH NONE FOUND. BLEED VALVE AT 13TH STAGE FOUND CLOSED. REMOVED AND REPLACED NUMBER ONE ENGINE 13TH STAGE MODULATING VALVE, OPERATIONAL AND LEAK CHECK GOOD IN ACCORDANCE WITH MAINTENANCE MANUAL 361242.

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