Airworthiness Directive · Amendment 39-19487 · Cabin equipment/furnishings
Zodiac Seats France Cabin Attendant Seats
(1) This AD applies to all Zodiac Seats France Cabin Attendant Seats, 536 Series, part numbers (P/N) 53600, all dash numbers, and all serial numbers, with seat pan P/N F0433453, installed.
(2) These appliances are installed on, but not limited to, ATR 42 and ATR 72 airplanes of U.S. registry.
We are adopting a new airworthiness directive (AD) for certain Zodiac Seats France 536 Series Cabin Attendant Seats. This AD was prompted by cracks found in a highly concentrated stress area of the seat pan hinges. This AD requires repetitive inspections and replacement of the seat pan. We are issuing this AD to address the unsafe condition on these products.
(1) Before exceeding 2,500 flight cycles (FCs), or within 100 FCs after the effective date of this AD, whichever occurs later, inspect the seat pan structure in both deployed and stowed positions using paragraph 2.A., Accomplishment Instructions, of Zodiac Seats France Service Bulletin (SB) No. 536-25-003, Rev. 3, dated June 2, 2017.
(2) If cracks are found, before the next flight:
(i) Replace seat pan with reinforced seat pan, P/N F0511530, using paragraph 2.B., Accomplishment Instructions, of Zodiac Seats France SB No. 536-25-003, Rev. 3, dated June 2, 2017.
(ii) Re-mark the seat using paragraph 2.C., Accomplishment Instructions, of Zodiac Seats France SB No. 536-25-003, Rev. 3, dated June 2, 2017.
(3) If no cracks are found, do the following:
(i) Re-mark the seat using paragraph 2.C., Accomplishment Instructions, of Zodiac Seats France SB No. 536-25-003, Rev. 3, dated June 2, 2017.
(ii) Reinspect the seat pan every 100 FCs since last inspection, or replace seat pan with reinforced seat pan, P/N F0511530, using paragraph 2.B., Accomplishment.
Instructions, of Zodiac Seats France SB No. 536-25-003, Rev. 3, dated June 2, 2017.
(4) After the effective date of this AD, and until compliance with this AD is accomplished, stow and secure an affected attendant seat in the retracted position to prevent occupancy, in accordance with the provisions and limitations of the applicable Master Minimum Equipment List item.
Installation of a reinforced seat pan, P/N F0511530, using paragraph 2.B., Accomplishment Instructions, of Zodiac Seats France SB No. 536-25-003, Rev. 3, dated June 2, 2017, is terminating action to this AD.
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.
Appliances and equipment
