SDR TAOA079603

Service difficulty report · Sense Tube · Boeing 727225

Difficulty date: July 18, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N922TS
Make and model: Boeing 727225
Aircraft serial: 20415
System (JASC): 2130 · Cabin Pressure Control System
Part: Sense Tube
Part number: 8844851
Condition: Bent
Location: Cabin Press
Component: Garrtt
Stage of operation: CR
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

AT ALTITUDE OF 21,000 FEET AS THE THROTTLES WERE RETARDED TO CRUISE, THE CABIN BEGAN TO CLIMB. AS POWER WAS INCREASED, CABIN PRESSURIZATION CONTROL OPERATED NORMALLY. REPLACED BENT SENSE LINE, SYSTEM TESTED NORMAL PER MM, CHAPTER 21-30-0. REPLACED FLOW CONTROL VALVE, OPS OK PER MM, CHAPTER 21-30-0. (X)