Airplane Flight Manual Supplement

Beechcraft 76 Duchess · Flight Manual

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Overview

This document serves as an Airplane Flight Manual Supplement for the Beechcraft 76 Duchess, detailing the installation and operation of a new propeller system. It is intended for pilots and maintenance personnel who require specific information about the propeller modifications approved under EASA and FAA regulations. The supplement includes technical specifications, installation instructions, and operational guidelines for the new propeller system, enhancing the aircraft's performance and safety. Key features include details on the propeller's design, weight, and advantages over the original equipment, as well as maintenance requirements to ensure continued airworthiness.

Propeller model: MTV-12-B-C-F/CF(L)183-59b
Propeller diameter: 183 cm (72.0 inches)
Weight per propeller: 25.9 kg (57.1 lbs)
Weight reduction: 10 kg (22 lbs) per propeller compared to original
Enhanced cruise performance: 2 to 3 knots
Unlimited blade life; FOD repairable blades
Significant noise reductions during operation.

Document

Source

Originally published by www.mt-propellerusa.com. Sprinkle hosts a reference copy with an added summary, specifications and searchable full text.

View original at www.mt-propellerusa.com

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Document details

Type: Flight Manual
Year: 2022
Pages: 1
File size: 44 KB
Publisher: www.mt-propellerusa.com

Specifications & performance

Extracted from this document.

Specifications

Propeller: MTV-12-B-C-F/CF(L)183-59b
Engine model: Lycoming (L)(I)O-360-( )

About this document

What is the Airplane Flight Manual Supplement?

The Airplane Flight Manual Supplement is a flight manual for the Beechcraft 76 Duchess, dated 2022.

How many pages is the Airplane Flight Manual Supplement?

The copy of the Airplane Flight Manual Supplement on file runs 1 pages.

Where does the Airplane Flight Manual Supplement come from?

This copy of the Airplane Flight Manual Supplement was originally published by www.mt-propellerusa.com and is hosted on Sprinkle as a free, searchable reference copy.

What year was the Airplane Flight Manual Supplement published?

The Airplane Flight Manual Supplement — the Beechcraft 76 Duchess flight manual on file — is dated 2022.

Documentation completeness

5/7

Most owners only have the POH. Here's the essential set for the Beechcraft 76 Duchess.

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In this document

STC Kit Contents

The STC kit for the Beechcraft 76 Duchess includes two 3-blade full feathering, counter-weighted, hydraulically actuated constant speed propellers (MTV-12-B-C-F/CF(L)183-59b), two full composite spinners (P-285-20), and several documents including an Airplane Flight Manual Supplement, Installation Instructions, and an Operation and Installation Manual.

Propeller Specifications

The propeller specifications detail the full designation as MTV-12-B-C-F/CF(L)183-59b, with a milled single-piece aluminum hub and lightweight natural composite blades. The propeller has a diameter of 183 cm (72.0 inches) and a total weight of 25.9 kg (57.1 lbs). The document also mentions a Time Between Overhaul (TBO) according to the latest service bulletin.

Advantages of New Propeller System

The new propeller system offers several advantages over the original 2-blade Hartzell propeller, including a weight reduction of 10 kg (22 lbs) per propeller, enhanced cruise performance by 2 to 3 knots at maximum takeoff weight and standard atmospheric conditions, and improved take-off and climb performance. Additionally, it features better vibration damping characteristics and noise reduction.

Full document text

MT-Propeller Entwicklung GmbH Flugplatzstr. 1 94348 Atting / Germany Phone: +49 (0) 9429 9409 0 Fax: +49 (0) 9429 8432 sales@mt-propeller.com MT-Propeller USA, Inc. 1180 Airport Terminal Drive DeLand, Florida 32724 Phone: (386) 736-7762 Fax: (386) 736-7696 info@mt-propellerusa.com Certification # EASA.21J.020, DE.21G.0008 www.mt-propeller.com Certified FAA Repair Station No. Q4MR908Y Flyer No.: FL-074 February 07, 2022 Type of Aircraft: Beech Duchess 76 EASA STC #: 10048838 FAA STC #: SA03479NY Aircraft TCDS # FAA: A29CE Propeller TCDS # EASA: FAA: P.013 P25NE Applicable Aircraft: Beech Duchess 76 Engine: Lycoming (L)(I)O-360-( ) and other TC/STC approved piston engines which do not exceed the propeller TCDS. STC Kit Contents Two 3-Blade Full Feathering, Counter-Weighted, Hydraulically Actuated Constant Speed Propellers MTV-12-B-C-F/CF(L)183-59b Two Full Composite Spinner (AFRP) P-285-20 One Airplane Flight Manual Supplement Doc. No. E-2325 One Installation Instruction Doc. No. E-2326 One Instruction for Continued Airworthiness Doc. No. E-2327 One Operation and Installation Manual ATA 61-06-24 (E-124) Propeller Specification Full Propeller Designation MTV-12-B-C-F/CF(L)183-59b Propeller Hub MTV-12-B-C-F Milled single-piece aluminum hub Blade CF(L)183-59b Blade Design Light-weight natural composite One Propeller, Spinner Weight & Fluid De-Ice 25,9 kg (57,1 lbs) Diameter 183 cm (72.0 inch) TBO According to SB 1 ( ) latest issue Replaces 2-Blade Hartzell Propeller Advantages ➢ Best vibration damping characteristics for almost vibration free propeller operations! ➢ Bonded on stainless steel leading edge for best erosion protection of the blades! ➢ 10 kg (22 lbs) weight reduction per propeller compared with the original propellers! ➢ Enhanced cruise performance by 2 to 3 kts (MTOW, ISA)! ➢ Unlimited blade life; FOD repairable blades! ➢ Significant inside and outside noise reductions! ➢ Improved take-off and climb performance!

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