Service difficulty report · Switch · Cessna 750

Difficulty date
August 6, 2007
Submitted
August 7, 2007
Operation
Air carrier
Aircraft
N947QS
Make and model
Cessna 750
Aircraft serial
7500047
Aircraft time
7,323 hours, 4,559 cycles
Engine
Allsn AE3007C
Part
Switch
Condition
Malfunctioned
Location
Te Flaps
Stage of operation
CR
How discovered
O
Nature of condition
F
Precautionary procedure
O

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

What was found

WHILE ENROUTE, AMBER FLAPS FAIL EICAS MSG ILLUMINATED. ALSO AMBER SYNOPTIC FLAP INDICATOR ILLUMINATED SHOWING FLAPS AT 10 DEGREES AND AIRSPEED READOUT WENT RED. FLAPS NEVER EXTENDED, SLATS DID WORK PROPERLY. REMOVED & REPLACED LEFT FLAP POSITION SWITCH WITH NEW SWITCH. PERFORMED ELECTRICAL RIG USING FLAP BREAKOUT BOX. RAN SYSTEM SEVERAL TIMES WITH NO FAULTS NOTED. WORK DONE IAW 750 MM 27-52-00

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