SDR SIMA20160602004

Service difficulty report · B-Nut · Emb EMB135KL

Difficulty date: June 2, 2016
Submitted: June 3, 2016
Operation: Air carrier
Aircraft: N838AE
Make and model: Emb EMB135KL
Aircraft serial: 145651
Aircraft time: 32,659 hours, 28,561 cycles
System (JASC): 4930 · APU Engine Fuel and Control
Part: B-Nut
Condition: Leaking
Location: Apu Fuel
Stage of operation: NR
How discovered: 9
Nature of condition: K, B
Precautionary procedure: O

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

What was found

WITH APU BLEED OPEN, GET A SRONG ODOR OF FUEL, POST FLIGHT INSPECTION REVEALS FUEL LEAKING FROM UNDER APU AREA. FOUND LOOSE B-NUT ON APU FUEL CONTROL INLET, ADJUSTED & OPS CHECK IAW AMM 49-31-01, FOUND SYS WORKING PROPERLY. OPERATIONS CHECKED, OPERATIONS CHECK APU BLEED SYS IAW AMM 21-00-00 SATISFACTORY.

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