SDR DXTA2010091704241

Service difficulty report · Flap System · Cessna 560CESSNA

Difficulty date: September 16, 2010
Submitted: September 17, 2010
Operation: Air carrier
Aircraft: N806QS
Make and model: Cessna 560CESSNA
Aircraft serial: 5600614
Aircraft time: 5,924 hours, 4,755 cycles
Engine: Pwa PW535A
System (JASC): 2750 · Trailing Edge Flap Control System
Part: Flap System
Condition: Frozen
Stage of operation: AP
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

DURING FLAP EXTENSION ON APPROACH, THE FLAPS FROZE BETWEEN THE 7 DEGREE DETENT AND THE 15 DEGREE DETENT. RAN FLAPS THUR ALL POSITIONS VARIOUS TIMES - NO DEFECTS NOTED. PLACED LOAD ON FLAPS AND RAN NO DEFECTS. OPEN RT PEDESTAL PANEL. EXAMINED SWITCHES WHILE RUNNING FLAPS - NO DEFECTS. RANG OUT SWITCH - NO DEFECTS NOTED. CLOSED PEDESTAL. COMPLIED WITH FLAP ACTUATOR HYD BYPASS CHECK IAW MM TASK. 25-51-04-790. BOTH ACTUATORS ARE SERVICEABLE AT THIS TIME. C/W ALL SAFETIES. 9-17 RETRACTED FLAPS. OPS CHECKED GOOD.