SDR ASAA2012100993090

Service difficulty report · Indicator · Boeing 737890

Difficulty date: October 9, 2012
Submitted: October 12, 2012
Operation: Air carrier
Aircraft: N592AS
Make and model: Boeing 737890
Aircraft serial: 35190
Aircraft time: 18,105 hours, 5,789 cycles
System (JASC): 2421 · AC Generator-Alternator
Part: Indicator
Condition: False Indication
Location: Nr 1 Idg
Part time: 7,670 hours, 2,350 cycles
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

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

What was found

ON WALK AROUND, FOUND NR 1 ENGINE IDG DPI EXTENDED. REMOVED NR 1 ENG IDG FILTER IAW AMM 24-11-41-000-801. INSPECTED SCAVENGE FILTER & OIL FROM IDG IAW AMM 24-11-41-200-801, NO DEFECTS NOTED. INSTALLED NEW FILTER, O-RINGS AND RESET DPI IAW AMM 24-11-41-400-801. RAN NR 1 ENG AT IDLE, NO LEAKS NOTED, NR 1 ENG IDG DPI REMAINS RETRACTED. IAW ENGINEER REQUEST, REPLACE NR 1 IDG. REMOVED IDG IAW AMM REF 24-11-11-000-801, INSTALLED NEW IDG IAW AMM REF. 24-11-11-400-801, OPS AND LEAK CHECKED GOOD.