Service difficulty report · Solenoid · Emb EMB120ER

Difficulty date
September 2, 2001
Submitted
September 4, 2001
Operation
Air carrier
Aircraft
N297SW
Make and model
Emb EMB120ER
Aircraft serial
120327
Aircraft time
12,028 hours, 17,459 cycles
Part
Solenoid
Part number
3431001001
Part serial
0251
Condition
Broken
Location
Flap Actuator
Stage of operation
AP
How discovered
O
Nature of condition
J, K, F
Precautionary procedure
O

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

What was found

DURING APPROACH AFTER NORMAL GEAR EXTENSION FLAPS WERE SELECTED TO 15 DEGREES. A FLAP DISAGREEMENT WITH WARNINGS WAS OBSERVED FOLLOWED BY A HYDRAULIC WARNING AND COMPLETE LOSS OF BLUE SYSTEM HYDRAULICS. APPROXIMATE 10 MINUTES AFTER INITIAL FAILURE A LEFT ANTI-SKID INOP WARNING WAS OBSERVED.FOUND RIGHT NACELLE FLAP ACTUATOR TO HAVE A BROKEN SOLENOID. REPLACED ACTUATOR IAW MM 27-50-00. REPLACED RIGHT ENGINE DRIVEN HYDRAULIC PUMP ALL HYDRAULIC FILTERS. RAN ENGINE AND NO LEAKS NOTED. FLAPS OPS CHECK GOOD AND NO ANTI-SKID WARNINGS NOTED

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