SDR FDEA201102260778

Service difficulty report · Module · Doug MD1010F

Difficulty date: February 26, 2011
Submitted: February 28, 2011
Operation: Air carrier
Aircraft: N68052
Make and model: Doug MD1010F
Aircraft serial: 47806
Aircraft time: 69,642 hours, 31,253 cycles
System (JASC): 3520 · Passenger Oxygen System
Part: Module
Part number: 3601703
Condition: Failed
Location: Oxygen System
Stage of operation: IN
How discovered: C
Nature of condition: L
Precautionary procedure: K

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

What was found

DON OXYGEN MASK HORN AND LIGHT TEST RESET LIGHT MODULE DOES NOT ILLUMINATE. RELAMPED NO HELP, TEMP SWAPPED LENS MODULES, PROBLEM MOVED. REQ LENS MODULE, CENTER PIN SPRING COLLAPSED. PARTS ORDERED. REMOVED AND REPLACED DON OXYGEN MASK TEST LIGHT MODULE PER SWPM CHAP 20. OPS CHECKS GOOD.

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