What was found
INSPECTION TYPE:IN ATB UNABLE TO PRESS A/C. FOUND CHECK PACK 9, OPS NORMAL. BITE MHZ 21.5. REMOVED AND REPLACED PRESS CONTROL OF MM 21-31-01 AND PERFORMED CHECK OF PRESSURIZATION ON MANUAL WORKING NORMAL. PANEL REMOVED.
- Difficulty date
- January 16, 2001
- Submitted
- January 17, 2001
- Operation
- Air carrier
- Aircraft
- N411UP
- Make and model
- Boeing 75724APF
- Aircraft serial
- 23851
- System (JASC)
- 2130 · Cabin Pressure Control System
- Part
- Control Panel
- Part number
- 13056026
- Part serial
- 99550
- Condition
- Malfunctioned
- Location
- Cabin
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.