82-06-03 CANADAIR: Amendment 39-4343. Applies to Canadair Model CL-600-1A11 airplanes, serial numbers 1005 thru 1008 and 1010 thru 1037 certificated in all categories. Compliance is required as indicated unless already accomplished:
1. Within the next 25 hours time in service after the effective date of this AD replace the antiskid control unit P/N 600-87000-23 with P/N 600-87000-27 in accordance with paragraph 2A of Canadair Alert Service Bulletin A600-0094 dated November 20, 1981. Within the next 75 hours time in service after the effective date of this AD perform wiring system modifications to introduce a second power source for the antiskid system per paragraph 2B of the service bulletin.
2. Until such time as both the above requirements are accomplished, the takeoff distances derived from Section 4, page 4-44, or Supplement No. 2, page S2-73, and the landing distances derived from Section 4, page 4-63, or Supplement No. 2, page S2-94 of the FAA approved Airplane Flight Manual, shall be increased by 50 percent for all operations. If any suspected braking deficiency occurs during the brake operation, immediately switch off the antiskid system and control the brakes manually as described in paragraph 35.3 of Section 2 of the Airplane Flight Manual.
3. Airplanes may be flown in accordance with FAR 21.197 to a maintenance base for accomplishment of the inspection required by this AD.
4. Alternate methods of compliance with this AD may be used when they provide an equivalent level of safety and are approved by the Chief, Seattle Area Aircraft Certification Office, FAA Northwest Mountain Region.
The manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1). All persons affected by this directive who have not already received these documents from the manufacturer may obtain copies upon request to the addresses listed above. These documents may also be examined at the FAA Northwest Mountain Region, 9010 East Marginal Way South, Seattle, Washington 98108.
This amendment becomes effective March 22, 1982.