Airplane Flight Manual Supplement
Cessna 340 · Flight Manual
Overview
This document serves as an Airplane Flight Manual Supplement for the Cessna 340 and 340A aircraft models. It includes essential information regarding the installation and operation of MT-Propeller's 4-blade full feathering constant speed propellers. The manual outlines the specifications, advantages, and contents of the STC kit, which is crucial for pilots and maintenance personnel involved with these aircraft. It is particularly relevant for those operating modified versions of the Cessna 340 series, ensuring compliance with FAA and EASA regulations.
- The Cessna 340 and 340A are compatible with the MTV-14-D-C-F/CF188-30g propellers.
- Each propeller weighs 72.8 lbs with a maximum diameter of 74 inches.
- The modification can reduce take-off distance by approximately 3% under standard conditions.
- Climb performance can be enhanced by 5-8% with the new propellers.
- Cruise speed can increase by 3-5 knots at maximum takeoff weight.
Document
Source
Originally published by www.mt-propellerusa.com. Sprinkle hosts a reference copy with an added summary, specifications and searchable full text.
Document details
- Type
- Flight Manual
- Year
- 2022
- Pages
- 1
- File size
- 38 KB
- Publisher
- www.mt-propellerusa.com
Specifications & performance
Extracted from this document.
Specifications
- Propeller
- MTV-14-D-C-F/CF188-30g
- Engine model
- TSIO-520-K
Common. Rarer than 1% of the aircraft models we track.
Most owners only have the POH. Here's the essential set for the Cessna 340.
- Pilot's Operating Handbook / AFM
- Checklist
- Maintenance Manual
- Parts Catalog (IPC)
- Systems & Wiring
- Service Bulletins
- Type Certificate (TCDS)
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In this document
Propeller Specifications
The document details the specifications of the MTV-14-D-C-F/CF188-30g propeller, including its design as a scimitar, lightweight natural composite blade. Each propeller weighs 72.8 lbs and has a maximum diameter of 74 inches and a minimum diameter of 72 inches. The propellers are designed to replace various models of McCauley and Hartzell propellers.
Installation Instructions
Included in the STC kit are installation instructions that guide the proper setup of the new propellers on the Cessna 340 and 340A aircraft. This ensures that the installation meets all regulatory requirements and maintains aircraft performance.
Advantages of MT-Propeller Modification
The document lists several advantages of the MT-Propeller modification, including improved vibration damping, reduced take-off distance by approximately 3%, enhanced climb performance by 5-8%, and increased cruise speed by 3-5 knots. Additionally, the new propellers are lighter by about 20 lbs compared to original models and offer unlimited blade life with repairable features.
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-010 February 07, 2022 Type of Aircraft: Cessna 340(A) FAA STC #: SA01284WI EASA/LBA STC #: SA1347 Aircraft TCDS #: 3A25 Propeller TCDS #: P3BO Applicable Aircraft Cessna 340, 340A Engines Teledyne Continental TSIO-520-K,-KB, -J, -N, -NB plus engines modified by RAM STC Kit Contents Two 4-Blade Full Feathering Constant Speed Propellers MTV-14-D-C-F/CF188-30g Two Full Composite Spinner (AFRP) P-587-1 One Airplane Flight Manual Supplement Doc. No. E-976 (FAA), E-945 (EASA) One Installation Instruction Doc. No. E-977 (FAA), E-946 (EASA) One Operation and Installation Manual ATA 61-01-24 (E-124) Propeller Specifications Full Propeller Designation MTV-14-D-C-F/CF188-30g Propeller Hub MTV-14-D-C-F Milled single-piece aluminum hub Blade CF188-30g Blade Design Scimitar, light-weight natural composite Installed Propeller & Spinner Weight 72.8 lbs each Maximum Diameter 74 in. Minimum Diameter 72 in. TBO According to SB 1 ( ) latest issue Replaces 3-Blade McCauley 3AF32C87/82NC-4 and 3AF32C504/82NEA-4 3-Blade McCauley 3AF32C93/82NC-6.5 and 3AF32C505/82NEA-6.5 2-Blade McCauley D2AF34C71/84JF-3 3-Blade Hartzell PHC-C3YF-2UF/FC7663D-2Q and PHC-C3YF-2UF/FC7663DB-2 Advantages - Best vibration damping characteristics for almost vibration free propeller operations - Bonded on stainless steel leading edge for best erosion protection of the blades - Shorter take-off distance by approx. -3% (SL, ISA conditions) - Enhanced climb by approx. 5% to 8% (SL, ISA conditions) - Cruise performance increased by approx. 3 to 5 kts (MTOW, ISA conditions) - Approx. 20 lbs less weight than the original propellers - Unlimited blade life, - FOD repairable blades - Significant inside and outside noise reductions - MT-Propeller modification also includes Cessna 340s and 340As modified with RAM STCs (STC SA2346SW, SA4241SW)
What's in the Cessna 340 TCDS
A Type Certificate Data Sheet (TCDS) is the FAA's record of what an aircraft type was approved as. It is the source of truth for weights, seating, fuel and the rules the design was certified against. Expand any line to see what it means.
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