Service difficulty report · Controller · Boeing 727233

Difficulty date
October 26, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N269FE
Make and model
Boeing 727233
Aircraft serial
21675
Part
Controller
Part number
7909601
Condition
Inop
Location
E&E Comp
Stage of operation
UK
Nature of condition
G
Precautionary procedure
A

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

What was found

AUTO PRESSURIZATION FAILURE IN FLT. COULD NOT CONTROL CABIN ALT IN ANY PRESSURIZATION MODE. REMOVED AND REPLACED PRESSURE CONTROLLER PER MM 21-31-010-4. OPER CHECK NORM.