Service difficulty report · Gearbox · Cessna 650

Difficulty date
February 14, 2006
Submitted
February 17, 2006
Operation
Air carrier
Aircraft
N713QS
Make and model
Cessna 650
Aircraft serial
6507103
Aircraft time
4,872 hours, 3,713 cycles
Part
Gearbox
Part number
99143931
Condition
Frozen
Location
Te Flaps
Part time
4,872 hours, 3,713 cycles
Stage of operation
LD
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

FLAPS INOP, WOULD NOT EXTEND. FLAP INOP LIGHT ILLUM, WOULD NOT RESET. CHK`D FLAP CONTROLLER. NONE FOUND GAINED ACCESS TO FLAP PDU. DISCONNECTED RT FLAP DRIVE CABLE FROM PDU. UPON REMOVAL, DRIVESHAFT OF FLEX CABLE REMAINED IN PDU & CABLE SEPARATED FROM PDU. REMOVED RT INBD FLAP FLEX DRIVE CABLE ASSY IAW MM. OK TO INSTALL. INSTALLED NEW RT FLAP FLEX CABLE BETWEEN PDU & GEAR BOX TURN A/C PWR ON & FLAP INOP ILLUM BITE CODE NR 5. DISCONNECTED FLEX CABLES AT PTU. ATTEMPTED TO MANUAL DRIVE FLAPS. RT FLAP WOULD NOT MOVE. REMOVED RT FLAP GBOX. FLAPS MANUAL MOVED FREELY. INSPECTED GBOX FOUND 1 BEARING SEIZED. R & R RT GBOX IN REF TO 650 MM. RE-INSTALLED FLEX CABLES TO PTU. T/S BITE NR 5 TO BLOWN FUSE LIMI

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