SDR UIEA2020011700084

Service difficulty report · Air Cleaner · Boeing 74747UF

Difficulty date: January 15, 2020
Submitted: January 17, 2020
Operation: Air carrier
Aircraft: N418MC
Make and model: Boeing 74747UF
Aircraft serial: 32840
Aircraft time: 69,309 hours, 11,230 cycles
System (JASC): 2120 · Air Distribution System
Part: Air Cleaner
Condition: Dirty
Location: E&E Bay
Stage of operation: CR
How discovered: O
Nature of condition: J
Precautionary procedure: A

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

What was found

EQUIPMENT COOLING EICAS MESSAGE. CHECKED EQUIPMENT COOLING AIR CLEANER, REF FIM 21-58-833. FOUND RESTRICTED AIR FLOW. CLEANED AIR CLEANER, REF AMM 21-58-10 PROCEDURE 1. RE-INSTALLED AIR CLEANER & C/W CMC GND TEST, EQUIPMENT COOLING TEST PASS WITH NO FAULTS AT THIS TIME.

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