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AD 66-09-02 ACTIVE

Pitch Lock
Key Information
AD Number 66-09-02 Status Active
Effective Date June 16, 1966 Issue Date Not specified
Docket Number Unknown Amendment 39-215
Product Type ["Propeller"] Product Subtype Not specified
CFR Part --- - Part 39 CFR Section N/A
Citation This information is not available.
Applicability
Manufacturer(s) Dowty Propellers
Model(s) (c) R179/4-20-4/ (c) R184/4-30-4/ (c) R193/4-30-4/
Regulatory Text

66-09-02 DOWTY ROTOL: Amdt. 39-215 Part 39 Federal Register March 23, 1966. Applies to Dowty Rotol Propellers, (c) R.193/4-30-4/50, installed on Fairchild F-27; (c) R.184/4- 30-4/50, installed on Grumman G-159; and (c) R.179/4-20-4/33, installed on Viscount 810.

Compliance required within the next 200 hours' time in service after the effective date of this AD unless already accomplished.

To prevent further improper operation of the propeller pitch lock under high oil temperature conditions, rework the existing Lock Support Sleeve, Dowty Rotol P/N RA.61236, in accordance with Dowty Rotol Service Bulletin No. 61-185 (Modification No. (c) VP.2032) or later ARB-approved revision.

This directive effective April 22, 1966.

Revised June 16, 1966.