Service difficulty report · Flap System · Boeing 7372S2C

Difficulty date
October 17, 2012
Submitted
September 14, 2015
Operation
General aviation
Make and model
Boeing 7372S2C
Engine
Pwa JT8D17
Part
Flap System
Condition
False Indication
Location
Te Flaps
Stage of operation
AP
How discovered
O
Nature of condition
N
Precautionary procedure
A

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

What was found

(CAN) DURING NORMAL APPROACH THE FLAPS HAD BEEN SELECTED IN SEQUENCE. AT FLAP POSITION 5, A FLAP DISAGREEMENT SIGNAL HAD BEEN DETECTED. THE FLAP SYS IS DISABLED IAW DESIGN TO INHIBIT FLAP OPERATION AND A POTENTIAL SPLIT FLAP CONFIGURATION WITH AN, INDICATION OF FLAP DISAGREEMENT. THE ACFT LANDED WITHOUT INCIDENT. THE LANDING OCCURRED IAW FLIGHT MANUAL PROCEDURES WITH FLAPS SELECTED AND INHIBITED AT FLAP POSITION 5. PRECAUTIONARY MEASURES HAD BEEN TAKEN TO ALERT AIRPORT EMERGENCY RESPONSE. THIS WAS DUE TO THE HIGHER THAN NORMAL LANDING SPEED WITH REDUCED FLAPS DEPLOYED. THE DEFECT IS ATTRIBUTED TO AN INDICATION PROBLEM FOR FLAP POSITION AND NOT AN ACTUAL SPLIT FLAP CONFIGURATION.

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