SDR DALA2022021000881

Service difficulty report · None · Boeing 767332

Difficulty date: February 9, 2022
Submitted: February 10, 2022
Operation: Air carrier
Aircraft: N1602
Make and model: Boeing 767332
Aircraft serial: 29694
Aircraft time: 99,736 hours, 13,980 cycles
System (JASC): 2131 · Cabin Pressure Controller
Part: None
Condition: None
Stage of operation: DE
How discovered: O
Nature of condition: O
Precautionary procedure: B, G, I

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

What was found

SHIP 1602 -PRES- CABIN AUTO INOP EICAS MESSAGE AND ASSOCIATED LIGHT ILLUMINATED IN CRUISE. MAN PRESSURIZATION MODE SELECTED. DURING DECENT UNABLE TO CONTROL CABIN PRESSURE. MASKS DEPLOYED AND EMERGENCY DESCENT COMPLETED. CORRECTIVE ACTION: FOUND WATER SUPPLY LINE TO AFT GALLEY LEAKING CAUSING ICE AROUND OUTFLOW VALVE. REMOVED ICE, OUTFLOW VALVE OPS CHK GOOD. MTC FOR OTHER SYS IN PROGRESS. (7989999)