AD 88-22-02

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AD Number:
88-22-02
Document Type:
AD Final Rules
Docket Number:
87-ASW-61
Subject Heading:
Airworthiness Directives; MESSERSCHMITT-BOLKOW-BLOHM (MBB) Model BK-117A-1, BK-117A-3, and BK-117A-4 Helicopters
Subject:
Rfm Revisions
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
11/16/1988
Make:
Airbus Helicopters Deutschland GmbH
Model:
MBB-BK 117 A-1 | MBB-BK 117 A-3 | MBB-BK 117 A-4
Product Type:
Aircraft
Product Subtype:
Rotorcraft
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
Office of Primary Responsibility:
CFR Part Reference:
Part 39
Comments:
AIRWORTHINESS DIRECTIVES FINAL RULES: 88-22-02
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   87-ASW-61

AMENDMENT:   39-6043

AD NUMBER:   88-22-02

SUBJECT HEADING:   Airworthiness Directives; MESSERSCHMITT-BOLKOW-BLOHM (MBB) Model BK-117A-1, BK-117A-3, and BK-117A-4 Helicopters

ACTION:  

SUMMARY:  

DATES:   Effective November 16, 1988.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:  
88-22-02 MESSERSCHMITT-BOLKOW-BLOHM (MBB): Amendment 39-6043. Applies to Model BK-117A-1, BK-117A-3, and BK-117A-4 helicopters, all serial numbers, certificated in all categories, equipped with Lycoming Model LTS-101 series engines (Docket 87- ASW-61).

Compliance is required within the next 50 hours' time in service after the effective date of this AD, unless already accomplished.

To provide the flightcrew with emergency engine shut down instructions to be followed in event of an impending engine turbine burst, insert the following updates (or the forthcoming permanent equivalent revisions) into the applicable FAA-approved flight manual.

(a) For the Model BK-117A-1 and BK-117A-3 helicopters, insert into the applicable Rotorcraft Flight Manual--MBB Temporary Revision 5, dated July 27, 1987.

(b) For the Model BK-117A-4 helicopter, insert into the applicable Rotorcraft Flight Manual--MBB Temporary Revision 1, dated July 27, 1987.

(c) Upon request, an alternate means of compliance which provides an equivalent level of safety with the requirements of this AD may be used when approved by the Manager, Rotorcraft Directorate, Aircraft Certification Service, ASW-100, FAA, Fort Worth, Texas 76193-0100.

This amendment, 39-6043, becomes effective November 16, 1988.

FOOTER: