SDR UIEA2015071400353

Service difficulty report · Fan · Boeing 7673S1

Difficulty date: June 13, 2015
Submitted: July 20, 2015
Operation: Air carrier
Aircraft: N640GT
Make and model: Boeing 7673S1
Aircraft serial: 25221
Aircraft time: 77,657 hours, 16,409 cycles
System (JASC): 2121 · Air Distribution Fan
Part: Fan
Condition: Failed
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

FORWARD EQUIPMENT COOLING, EICAS MESSAGE. QRH COMPLIED WITH. OCCURRED DURING TAKEOFF, FWD EQ SUP FLOW, MX MESSAGE. ACCOMPLISHED OPERATIONAL TEST OF FWD EQUIP COOLING SYS IAW AMM 21-58-00 501 CONFIG 6, NO FAULTS. ALL INDICATIONS NORMAL & VALVE FAN OPERATES NORMAL.

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