Service difficulty report · Transmitter · Boeing 73771Q

Difficulty date
February 17, 2018
Submitted
February 18, 2018
Operation
Air carrier
Aircraft
N17752
Make and model
Boeing 73771Q
Aircraft serial
29048
Aircraft time
59,614 hours, 23,368 cycles
Part
Transmitter
Part number
18173810
Part serial
2459
Condition
Faulty
Location
Te Flap System
Part time
44,213 hours, 16,689 cycles
Stage of operation
AP
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

FLAPS WOULD NOT EXTEND NORMALLY. USED QRH, EXTENDED WITH THE ALTERNATE METHOD. EMERGENCY DECLARED. TROUBLESHOOTING FOUND THE CIRCUIT BREAKER ON THE P6-2 PANEL, A - 11 OPEN. CLOSED THE CIRCUIT BREAKER. REMOVED AND REPLACED THE TRAILING EDGE FLAP SKEW SENSOR NR 7 IAW AMM 27-59-01, AND ECRA 2759-01023. OPS CHECKED GOOD. REMOVED AND REPLACED THE LT FLAP POSITION TRANSMITTER IAW AMM 27-58-01.

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