SDR IPXA2019022099211

Service difficulty report · Exhaust Fan · Doug MD11F

Difficulty date: February 19, 2019
Submitted: February 20, 2019
Operation: Air carrier
Aircraft: N276UP
Make and model: Doug MD11F
Aircraft serial: 48579
Aircraft time: 60,275 hours, 13,616 cycles
System (JASC): 2121 · Air Distribution Fan
Part: Exhaust Fan
Part number: 29680
Part serial: 512
Condition: Failed
Location: E/E Bay
Stage of operation: IN
How discovered: 9
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

INSPECTION TYPE:N/AVERY STRONG ACRID ODOR AFTER TURNING ON EMERGENCY POWER.LEVEL 2 AVINCS EXT FLO OFF.LEVEL 1 AVNCS FAN OVRD.PERFORMED T/S PER FIM 21-26-04,R/R'D WIITH NEW AVIONICS EXHAUST COOLING FAN,AIR SYS,ESC RTS TEST ALL PASSED OK FOR SVC PER AMM 21-26-02.PN OFF&ON:29680 SN OFF:512 SN ON:337. IPC REF 21-26-01-01/480.

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