89-09-02 DAVIS AIRCRAFT PRODUCTS CO., INC.: Amendment 39-6102.
Applicability: Safety-belts which incorporate the black "Ultem" plastic latch-cover with the 90 degree type pull-release mechanism, as listed below:
Affected Safety-Belt Part Numbers (P/N's)
FDC-6400B-6
FDC-6400B-22
FDC-6400B-56
FDC-6400B-7-***
FDC-6400B-27-3
FDC-6400B-63-2
FDC-6400B-12
FDC-6400B-29
FDC-6400B-63-4
FDC-6400B-12B
FDC-6400B-29-2
FDC-6400B-63-507
FDC-6400B-18-3
FDC-6400B-29B
FDC-6400B-63-508
FDC-6400B-18-5
FDC-6400B-29B-2
FDC-6400B-64-***
FDC-6400B-18-21
FDC-6400B-30B
FDC-6400B-71-***
FDC-6400B-18-23
FDC-6400B-31-**
FDC-6400B-80B
FDC-6400B-18-25
FDC-6400B-32
FDC-6400B-85
FDC-6400B-18-27
FDC-6400B-36-***
FDC-6400B-85-2
FDC-6400B-18-29
FDC-6400B-39
FDC-6400B-90
FDC-6400B-18-505
FDC-6400B-50-***-**
FDC-6400B-90-3
FDC-6400B-19
FDC-6400B-51
FDC-6400B-90-7
FDC-6400B-20
FDC-6400B-54
FDC-6400B-**-***-**-**
* Denotes numerical (arabic) digit.
Compliance required within the next 100 flights, after the effective date of this AD, unless already accomplished.
To prevent the possibility of the applicable safety-belts from becoming difficult to release or becoming completely jammed when actuated through 90 degrees, accomplish the following:
(a) Inspect safety-belts to determine if they have any of the above P/N's inscribed on the FAA-TSO-C22f metallic tag.
(b) Replace all safety-belts with the above P/N's with an approved safety-belt.
NOTES: (1) Safety-belt assemblies that have been modified by Davis Aircraft Products Co., Inc., are marked with a -1 suffix number at the end of the Part Numbers (listed above) on the FAA-TSO-C22f metallic tag, and are approved.
(2) Davis Aircraft Products Co., Inc. has issued (recall) Service Bulletin No. 1, dated January 29, 1988, indicating that the affected safety-belts may be returned to them for replacement at no charge for the rework and parts.
(c) Upon request, anequivalent means of compliance with the requirements of this AD may be approved by the Manager, New York Aircraft Certification Office, Federal Aviation Administration, 181 South Franklin Avenue, Room 202, Valley Stream, New York 11581.
(d) Upon submission of substantiating data, by an owner or operator, through an FAA Airworthiness Inspector, the Manager, New York Aircraft Certification Office, may adjust the compliance time specified by this AD.
This amendment (39-6102, AD 89-09-02) becomes effective on May 24, 1989.