Service difficulty report · Heat Exchanger · Boeing 767322

Difficulty date
June 24, 2008
Submitted
July 15, 2008
Operation
Air carrier
Aircraft
N655UA
Make and model
Boeing 767322
Aircraft serial
25393
Aircraft time
66,718 hours, 10,919 cycles
Engine
Pwa PW4060
Part
Heat Exchanger
Part number
1942704
Part serial
UNK
Condition
Faulty
Location
Environ Controls
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

CREW COMMENTS: GOT HOT IN CABIN 74-79-81, HAVE TO OPERATE RT PACK IN STBY C TO HAVE A COMFORTABLE TEMP. *S/D* SUSPECT FAULTY HEAT EXCHANGER. REPLACED LEFT HEAT EXCHANGER IAW MM 21-51-02, OP CHECKED GOOD. AC OK FOR SERVICE.