Airworthiness Directive · Amendment 39-15429 · Flight controls
PILATUS AIRCRAFT LTD. Models PC-12, PC-12/45, and PC-12/47 Airplanes
Superseded. A later AD replaced this one: AD 2009-05-07. Comply with the one in force.
This AD applies to Models PC-12, PC-12/45, and PC-12/47 airplanes, all serial numbers, certificated in any category.
We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) issued by the aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:
Unless already done, do the following actions.
(1) Within the next 20 hours time-in-service (TIS) after the effective date of this AD or within the next 20 days after the effective date of this AD, whichever occurs first, inspect the stick-pusher servo-cables for correct installation, position, and tension following paragraph 3.B.(1) of PILATUS AIRCRAFT LTD. PC-12 Service Bulletin No. 27-018, dated November 27, 2007.
(2) If during the inspection required in paragraph (f)(1) of this AD you find any incorrectly installed or positioned stick-pusher servo cables, before further flight adjust the stick-pusher servo cable tension as necessary following paragraph 3.B.(2) of PILATUS AIRCRAFT LTD. PC-12 Service Bulletin No. 27-018, dated November 27, 2007.
(3) If during the inspection required in paragraph (f)(1) of this AD you find incorrect tension and/or indications that the stick-pusher servo-cables have moved in the cable clamps, before further flight replace the affected parts following paragraph 3.B.(4) of PILATUS AIRCRAFT LTD. PC-12 Service Bulletin No. 27-018, dated November 27, 2007.
(4) If during the inspection required in paragraph (f)(1) of this AD you find no signs that the stick-pusher servo-cables have moved in the cable clamps, before further flight replace the nuts, washers, and bolts following paragraph 3.B.(5) of PILATUS AIRCRAFT LTD. PC-12 Service Bulletin No. 27-018, dated November 27, 2007.
Note: This AD differs from the MCAI and/or service information as follows: No differences.
The aircraft, engines and makers this AD names, by the model designations in its text. A model listed here may still be outside the AD's serial ranges.
