Service difficulty report · Bleed Air Sys · Boeing 737522

Difficulty date
September 5, 2007
Submitted
September 7, 2007
Operation
Air carrier
Aircraft
N912UA
Make and model
Boeing 737522
Aircraft serial
25290
Aircraft time
44,137 hours, 32,078 cycles
Engine
Cfmint CFM563C1
Part
Bleed Air Sys
Condition
Malfunctioned
Location
Right
Stage of operation
CL
How discovered
O
Nature of condition
O
Precautionary procedure
B

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

What was found

DURING CLIMB ACFT LOST RT BLEED SUPPLY. CABIN PRESSURE REACHED 10,000 FT, RAPID DESCENT TO FL230 AND SITUATION STABILIZED. MASKS DID NOT DEPLOY.