SDR C2XA09IA302

Service difficulty report · Pressure Switch · Emb EMB145LR

Difficulty date: December 1, 2009
Submitted: December 3, 2009
Operation: Air carrier
Aircraft: N13997
Make and model: Emb EMB145LR
Aircraft serial: 145298
Aircraft time: 22,290 hours, 16,891 cycles
System (JASC): 4930 · APU Engine Fuel and Control
Part: Pressure Switch
Part number: 211171
Part serial: 4765
Condition: Inoperative
Location: Apu
Part time: 2,387 hours, 1,777 cycles
Stage of operation: IN
How discovered: O
Nature of condition: B
Precautionary procedure: O

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

What was found

IAH - DURING MX TROUBLESHOOTING ON MEL 49-00-00 FOR FUEL SMELL COMING FROM PACKS WHEN USING APU, MAINTENANCE REMOVED AND REPLACED THE APU FUEL PRESSURE SWITCH, OPERATIONALLY, AND LEAK CHECKED WITH NO DEFECTS NOTED. REMOVED THE MEL, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

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