A319 captain experiences dual bleed trip due to overheat at FL380 and descends to a lower altitude. Both bleeds are successfully reset during descent but the decision is made to divert for maintenance.

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Attributes
ACN	861953
Time
Date	200911
Local Time Of Day	1201-1800
Place
Locale Reference	ZZZ.ARTCC
State Reference	US
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Make Model Name	A319
Operating Under FAR Part	Part 121
Flight Phase	Cruise
Flight Plan	IFR
Component
Aircraft Component	Pneumatic System
Person 1
Function	Pilot Flying Captain
Events
Anomaly	Aircraft Equipment Problem Critical

Narrative:

At FL380 eng 2 bleed tripped off due to overheat of 290 degrees. Per ECAM proc.; x-bleed was opened. Shortly thereafter (within one minute); eng 1 bleed tripped due to overheat. We descended to a lower altitude during which time a successful reset was made on both bleeds and we regained both packs. After conferring with dispatcher; decision to divert was made for mx. Max cabin alt. Attained was approx. 9400 feet.

Original NASA ASRS Text

Title: A319 Captain experiences dual bleed trip due to overheat at FL380 and descends to a lower altitude. Both bleeds are successfully reset during descent but the decision is made to divert for maintenance.

Narrative: At FL380 Eng 2 Bleed tripped off due to overheat of 290 degrees. Per ECAM Proc.; X-BLEED was opened. Shortly thereafter (within one minute); Eng 1 Bleed tripped due to overheat. We descended to a lower altitude during which time a successful reset was made on both bleeds and we regained both packs. After conferring with Dispatcher; decision to divert was made for MX. Max cabin alt. attained was approx. 9400 feet.

Data retrieved from NASA's ASRS site as of April 2012 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.