SDR IPXA2017100422300

Service difficulty report · Mfc · Doug MD11F

Difficulty date: October 4, 2017
Submitted: October 4, 2017
Operation: Air carrier
Aircraft: N290UP
Make and model: Doug MD11F
Aircraft serial: 48456
Aircraft time: 98,910 hours, 17,795 cycles
System (JASC): 3610 · Pneumatic Distribution System
Part: Mfc
Part number: 20035012007
Part serial: C0072
Condition: Faulted
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

AT FL 310, CLIMBING TO FL 330, A LEVEL 2 ALERT FOR AIR SYS 2 OFF DISPLAYED. ALSO ON OVERHEAD PANEL NR 2 MAN FAIL LIGHT ILLUMINATED. SHORTLY THEREAFTER AIR SYS MANUAL ALERT DISPLAYED. RAN CHECKLIST. THE LEVEL 3 ALERT ENG 2 ANTI ICE DUCT. TROUBLESHOT IAW FIM 36-23-01, FOUND MFC FAULTING RAM FAILURE ON RTS. R & R THE MFC IAW AMM 36-23-01-400-801, OPS CHECKED NORMAL. RAN THE NR 2 ENGINE, NO FAULTS NOTED.

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