Federal Register of Legislation
AIRWORTHINESS DIRECTIVE For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.001(1) of CASR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.
Bombardier (Canadair) CL-600 (Challenger) Series Aeroplanes AD/CL-600/67 Horizontal Stabilizer Trim Actuator 10/2005
Applicability: Bombardier Inc. Models:
CL-600-1A11 - Serial numbers 1004 through 1085 CL-600-2A12 - Serial numbers 3001 through 3066 CL-600-2B16 - Serial numbers 5001 through 5194 Requirement: 1. Accomplish the following in accordance with the applicable Service Bulletin (SB) listed below, or later Transport Canada approved revisions.
a. Immediately prior to proceeding with the Horizontal Stabiliser Trim Actuator (HSTA) modification in paragraph 1.c below, carry out a special check of the HSTA lower gimbal pin for migration by measuring the clearance between the yoke and the lower side of the gimbal pinhead.
b. If gimbal pin migration is evident, replace the HSTA before further flight. Within seven (7) days of the inspection, notify Bombardier of the failure by completing and forwarding the Feedback form provided with the applicable SBs.
c. If there is no evidence of gimbal pin migration, modify the HSTA by installing the gimbal pin kit (Bombardier P/N 600K0720; Goodrich P/N 52-210050) and re-identify the HSTA as per Goodrich VSB 21207-00X-27-05; or replace the installed HSTA with a HSTA that has previously been modified with the gimbal pin kit (Bombardier P/N 600K0720; Goodrich P/N 52-210050).
We try to embed the page this law was scraped from. If the site blocks framing, you still get the link and a local excerpt.
Last checked with source on —
Checking whether the official page can be embedded…
Plain-English simplify of this law: a short summary, key points, and both sides of the argument. Generated on first view via Replicate, then cached. Vote on what helps your study.
No study brief is cached for this law yet. Sign up to generate a plain-English brief.
Sign up to generate