Kawasaki BK 117 Series Helicopters
Kawasaki BK 117 Series Helicopters
Kawasaki BK 117 Series Helicopters
| AD/JBK 117/28 | Central Panel Display System | 3/2008 |
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| Applicability: | BK117 C-2 model helicopters. |
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| Requirement: | 1. Check wire harness and pitot/static pressure lines for chafing in accordance with Kawasaki Heavy Industries (KHI) Service Bulletin KSB-117-286 dated 11 October 2007 or later revision approved by the Japan Civil Aviation Bureau (JCAB). |
| 2. If, as a result of the Requirement 1 check, any wire harness or pitot/static pressure lines are found to be damaged contact KHI, Product Support Group, for further instructions. | |
| 3. If wire harness and pitot/static pressure lines are not damaged, install edge protection to air distributors in accordance with KSB-117-286 later revision approved by the JCAB. | |
| Note: JCAB AD TCD-7175-2008 refers. | |
| Compliance: | For Requirement 1 - Within 50 hours time in service after the effective date of this Directive. |
| For Requirement 2 - Before further flight after the Requirement 1 check. | |
| For Requirement 3 - At the next 600 hourly periodic inspection. | |
| This Airworthiness Directive becomes effective on 13 March 2008. | |
| Background: | This Directive is issued to prevent partial lack of and/or display of erroneous data on the central panel display system due to damage/chafing to wire harnesses and pitot/static pressure lines caused by contact with cockpit ventilation system air distributors. |
View image in the official source
Charles Lenarcic
Delegate of the Civil Aviation Safety Authority
23 January 2008