Service difficulty report · Heat Exchanger · Boeing 7572Q8

Difficulty date
July 13, 2018
Submitted
July 16, 2018
Operation
Air carrier
Aircraft
N624AG
Make and model
Boeing 7572Q8
Aircraft serial
25624
Aircraft time
70,643 hours, 22,064 cycles
Part
Heat Exchanger
Condition
Not Reported
Location
Ac Bay
Stage of operation
CR
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

DIV-SLC DUE TO CABIN PRESSURIZATION ISSUES. CREW HEARD THUMP AND THEN CABIN STARTED CLIMBING. FOUND CLAMP BLOWN OFF RT PACK AT CONDENSER. REPLACED LEFT PACK HEAT EXCHANGER.

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