# AD 72-02-06: Automatic Pilot Instruments - Type: Airworthiness directive - Status: Current - Products: Cessna 182E, 182F, 182G, 182H, 206, 210-5 (205), 210-5A (205A), 210B, 210C, 210D, 210E, 337 and 3 more - Effective: January 31, 1972 - Superseded by: Nothing supersedes this AD - Product type: Appliance - Amendment: 39-1383 - Registered aircraft: 2,299 may be affected, by airframe or engine model (OpenAirDocs) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/83F1CD62D3716F5486256A3300561926.0001 - DRS record last changed: May 30, 2024 - Page: https://openairdocs.org/ad/72-02-06 ## The airworthiness directive 72-02-06 MITCHELL INDUSTRIES, INC., doing business as EDO-AIRE MITCHELL: Amdt. 39-1383. Applies to Mitchell automatic pilot instruments installed in various Cessna aircraft in accordance with the following Supplemental Type Certificates: AUTOPILOT MODEL STC NUMBER AIRCRAFT MAKE AND MODE AK086 SA20SW Cessna 210B and C AK086R SA20SW Cessna 210B and C AK086E SA20SW Cessna 210B and C AK088 SA27SW Cessna 182E and F AK088R SA27SW Cessna 182E and F AK088E SA27SW Cessna 182E and F AK110 SA101SW Cessna 182E, F and G AK110E SA101SW Cessna 182E, F and G AK110E-3 SA101SW Cessna 182E, F and G AK112 SA89SW Cessna 210B and C AK120 SA149SW (Cessna 210-5, 210-5A,) AK120E SA149SW ( 206, P206, ) AK120E-3 SA149SW ( and U206, ) AK126 SA330SW Cessna 210D and E AK126E SA330SW Cessna 210D and E AK126E-3 SA330SW Cessna 210D and E AK154 SA489SW Cessna 182H AK154E SA489SW Cessna 182H AK154E-3 SA489SW Cessna 182HAK155 SA491SW Cessna 337 AK155E SA491SW Cessna 337 AK155E-3 SA491SW Cessna 337 Compliance required within the next ten (10) hours' time in service after the effective date of this AD, unless already accomplished. To prevent fatigue failure of the control wheel shaft with possible resultant loss of aileron and elevator control, accomplish the following: Remove the Mitchell automatic pilot instrument servo, inspect the control wheel shaft, take corrective action as necessary, and reassemble in accordance with Edo-Aire Mitchell Service Bulletin No. MB-6 dated October 29, 1971, or later FAA approved revision, or any other method approved by the Chief, Engineering and Manufacturing Branch, Southwest Region, Federal Aviation Administration, Fort Worth, Texas. NOTE: The Mitchell automatic pilot instrument servo may be reinstalled in accordance with Edo-Aire Mitchell Service Letter ML-32 dated December 22, 1971, or later FAA approved revision, or any other methodapproved by the Chief, Engineering and Manufacturing Branch, Southwest Region, Federal Aviation Administration, Fort Worth, Texas. The bulletin and letter mentioned herein may be obtained from Edo-Aire Mitchell, P. O. Box 610, Mineral Wells, Texas 76067. This amendment becomes effective January 31, 1972. ## Affected data sheets (4) (OpenAirDocs) The type certificate data sheets whose models the AD names. - [TCDS 3A21](https://openairdocs.org/tcds/3A21): Textron Aviation Inc.; names 6 of 28 models: 210D, 210-5A (205A), 210B, 210E, 210-5 (205), 210C - [TCDS 3A13](https://openairdocs.org/tcds/3A13): Textron Aviation Inc.; names 4 of 23 models: 182G, 182E, 182H, 182F - [TCDS A4CE](https://openairdocs.org/tcds/A4CE): Textron Aviation Inc.; names 3 of 29 models: U206, 206, P206 - [TCDS A6CE](https://openairdocs.org/tcds/A6CE): Textron Aviation Inc.; names 1 of 19 models: 337 ## Registered aircraft it may apply to (OpenAirDocs) Matched by airframe and engine model; the AD's applicability may narrow it by serial number, part number or equipment. - Aircraft: 2,299 (2,299 by airframe model, 0 by engine model) - Makers: Cessna 2,296, Cessna Wren 3 Models with the most aircraft: - [Cessna 182H](https://openairdocs.org/model/cessna-182h): 423 aircraft (airframe model) - [Cessna 182G](https://openairdocs.org/model/cessna-182g): 391 aircraft (airframe model) - [Cessna 182E](https://openairdocs.org/model/cessna-182e): 380 aircraft (airframe model) - [Cessna 182F](https://openairdocs.org/model/cessna-182f): 293 aircraft (airframe model) - [Cessna 210-5(205)](https://openairdocs.org/model/cessna-210-5-205): 143 aircraft (airframe model) - [Cessna 210D](https://openairdocs.org/model/cessna-210d): 123 aircraft (airframe model) - [Cessna 210B](https://openairdocs.org/model/cessna-210b): 101 aircraft (airframe model) - [Cessna 210E](https://openairdocs.org/model/cessna-210e): 74 aircraft (airframe model) - [Cessna 210C](https://openairdocs.org/model/cessna-210c): 57 aircraft (airframe model) - [Cessna 206](https://openairdocs.org/model/cessna-206): 55 aircraft (airframe model) - [Cessna 210-5](https://openairdocs.org/model/cessna-210-5): 55 aircraft (airframe model) - [Cessna P206](https://openairdocs.org/model/cessna-p206): 53 aircraft (airframe model) - [Cessna U206](https://openairdocs.org/model/cessna-u206): 52 aircraft (airframe model) - [Cessna 337](https://openairdocs.org/model/cessna-337): 50 aircraft (airframe model) - [Cessna 210-5A(205A)](https://openairdocs.org/model/cessna-210-5a-205a): 34 aircraft (airframe model) - [Cessna 210-5A](https://openairdocs.org/model/cessna-210-5a): 12 aircraft (airframe model) - [Cessna Wren 182G 460](https://openairdocs.org/model/cessna-wren-182g-460): 1 aircraft (airframe model) - [Cessna Wren 182H 460](https://openairdocs.org/model/cessna-wren-182h-460): 1 aircraft (airframe model) - [Cessna Wren 182F 460](https://openairdocs.org/model/cessna-wren-182f-460): 1 aircraft (airframe model) All 19 models: https://openairdocs.org/ad/72-02-06/models.md Every aircraft: https://openairdocs.org/ad/72-02-06/aircraft.md ## Related documents - [STC SA101SW](https://openairdocs.org/stc/SA101SW): Installation of Mitchell Automatic pilot Mode AK110. Mitchell Industries, Inc, Cited in the text - [STC SA149SW](https://openairdocs.org/stc/SA149SW): Installation of Mitchell Automatic pilot AK120. Mitchell Industries, Inc, Cited in the text - [STC SA20SW](https://openairdocs.org/stc/SA20SW): Installation of Mitchell Automatic pilot model AK086 and AK086R.. Mitchell Industries Inc, Cited in the text - [STC SA27SW](https://openairdocs.org/stc/SA27SW): Installation of Mitchell Automatic pilot AK088 and AK088R. Mitchell Industries, Inc, Cited in the text - [STC SA330SW](https://openairdocs.org/stc/SA330SW): Installation of Automatic pilot model AK126. Mitchell Industries Inc, Cited in the text - [STC SA489SW](https://openairdocs.org/stc/SA489SW): Installation of Mitchell Automatic pilot AK154. Mitchell Industries Inc, Cited in the text - [STC SA491SW](https://openairdocs.org/stc/SA491SW): Installation of Mitchell Automatic pilot AK135. Mitchell Industries Inc, Cited in the text - [STC SA89SW](https://openairdocs.org/stc/SA89SW): Automatic pilot AK112.. Mitchell Industries Inc, Cited in the text --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.