SDR NOCA13406

Service difficulty report · Actuator · Boeing 76739H

Difficulty date: September 14, 2006
Submitted: September 27, 2006
Operation: Air carrier
Aircraft: N760NA
Make and model: Boeing 76739H
Aircraft serial: 26257
System (JASC): 3520 · Passenger Oxygen System
Part: Actuator
Part number: 781754
Condition: Malfunctioned
Location: O2 Masks
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

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

What was found

DURING ACCOMPLISHEMENT OF MAINTENANCE WHICH REQUIRED A PSU OXYGEN MASK DROP THE FOLLOWING DID NOT DEPLOY: 20GH, 31CDEF L1 FWD, L1 AFT AND MID RT LAV. REPLACED 02 MASK ACTUATORS AT 31CDEF L1 FWD, L1 AFT AND MID RT LAV, RECONNECTED PSU AT 20GH, OPS NORMAL.

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