Service difficulty report · Heat Exchanger · Boeing 777222

Difficulty date
April 29, 2011
Submitted
May 27, 2011
Operation
Air carrier
Aircraft
N768UA
Make and model
Boeing 777222
Aircraft serial
26919
Aircraft time
65,235 hours, 11,847 cycles
Engine
Pwa PW4077
Part
Heat Exchanger
Part number
8102089
Part serial
137
Condition
Cracked
Location
Rt Acm
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

RIGHT AIR COND HEAT EXCHANGER IS CRACKED. REPLACED HEAT EXCHANGER PER MM, OPS CHECKED GOOD.