Service difficulty report · Pressure Switch · Doug MD11F

Difficulty date
October 25, 2014
Submitted
October 29, 2014
Operation
Air carrier
Aircraft
N592FE
Make and model
Doug MD11F
Aircraft serial
48550
Aircraft time
71,584 hours, 15,049 cycles
Engine
Ge CF680C2D1F
Engine time
60,681 hours, 14,966 cycles
Part
Pressure Switch
Condition
Malfunctioned
Location
Nr 2 Engine Oil
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
E, A

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

What was found

APPROXIMATELY 1 HOUR INTO FLIGHT, RECEIVED A NR 2 ENGINE OIL FILTER ALERT. RETARDED THROTTLE TO IDLE IAW CHECKLIST. ALERT STILL REMAINED. SHUTDOWN THE ENGINE. ALL OTHER INDICATIONS WERE NORMAL. TROUBLESHOT IAW FIM 79-00-03. REPLACED OIL SCAVENGE FILTER ELEMENT IAW MM 79-22-05-4-1. NO CONTAMINATION FOUND IN OLD FILTER. R & R OIL FILTER DIFFERENTAL PRESSURE SWITCH IAW MM 79-35-01-4-1. RAN ENGINE IAW JRH, NO LEAKS NOTED & NO ENGINE FILTER ALERTS. ACFT OK FOR SERVICE.

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