Viking Air Ltd DHC-6-400 Service Bulletins
Viking Air Ltd DHC-6-400 · Service Bulletins
Overview
This document is a service bulletin for the Viking Air Ltd DHC-6-400 aircraft, detailing the installation of a new propeller system. It includes specifications, advantages, and contents of the STC kit for the DHC-6 series aircraft.
- Applicable to DHC-6 series 1, 100, 110, 200, 210, 300, 310, 320, 400.
- Includes two 4-blade full feathering propellers.
- Propeller hub is made of milled single-piece aluminum.
- Installed propeller and spinner weight is 245.8 lbs with de-ice.
- Enhanced take-off distance and climb performance by approximately 5%.
- Cruise performance improved by 2 to 3 knots.
- Significant noise reduction by up to 8 dB(A).
- Unlimited blade life with FOD repairable blades.
Document
Source
Originally published by mt-propeller.com. Sprinkle hosts a reference copy with an added summary, specifications and searchable full text.
Document details
- Type ·
- Service Bulletins
- Year ·
- 2022
- File size ·
- 46 KB
- Publisher ·
- mt-propeller.com
- Language ·
- en
Specifications & performance
Extracted from this document.
Specifications
- Propeller diameter (in) ·
- 94.5
- Installed propeller weight with de ice (lb) ·
- 245.8
- Installed propeller weight without de ice (lb) ·
- 237.0
Performance
- Cruise performance improvement (kt) ·
- 2 to 3
- Takeoff distance improvement percent ·
- 5
- Climb performance improvement percent ·
- 5
What is the Viking Air Ltd DHC-6-400 Service Bulletins?
The Viking Air Ltd DHC-6-400 Service Bulletins is a service bulletins for the Viking Air Ltd DHC-6-400, dated 2022.
Where does the Viking Air Ltd DHC-6-400 Service Bulletins come from?
This copy of the Viking Air Ltd DHC-6-400 Service Bulletins was originally published by mt-propeller.com and is hosted on Sprinkle as a free, searchable reference copy.
What year was the Viking Air Ltd DHC-6-400 Service Bulletins published?
The Viking Air Ltd DHC-6-400 Service Bulletins — the Viking Air Ltd DHC-6-400 service bulletins on file — is dated 2022.
Most owners only have the POH. Here's the essential set for the Viking Air Ltd DHC-6-400.
- Pilot's Operating Handbook / AFM
- Checklist
- Maintenance Manual
- Parts Catalog (IPC)
- Systems & Wiring
- Service Bulletins on file
- Type Certificate (TCDS)
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In this document
STC Kit Contents
Includes two propellers, a full composite spinner, and several documentation manuals.
Propeller Specification
Full propeller designation is MTV-16-1-E-C-F-R(P)/CFR240-55 with a diameter of 94.5 inches.
Advantages
Features include best vibration damping, enhanced performance, and significant noise reduction.
Engine Compatibility
Compatible with Pratt & Whitney Canada PT6A-20, PT6A-27, and PT6A-34 engines.
Weight Information
Installed propeller and spinner weight is 245.8 lbs with de-ice and 237.0 lbs without.
TBO Information
TBO is according to the latest issue of SB 1.
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-065 February 07, 2022 Type of Aircraft: DHC-6 (Twin Otter) Viking Air Ltd. EASA STC #: 10043964 FAA STC #: SA03368NY Aircraft TCDS #: Canada: EASA A9EA Canada A-82 EASA.IM.A.575 Propeller TCDS #: FAA: Canada: EASA P27BO P-44 EASA P.001 Applicable Aircraft: DHC-6 series 1, 100, 110, 200, 210, DHC-6 series 300, 310, 320, 400 Engine: Pratt & Whitney Canada; 2 engines PT6A-20: DHC-6 -1, 100, -200, 210 PT6A-27: DHC-6 -300, 310, -320 PT6A-34: DHC-6 -400 PT6A-34: all DHC-6 series if modified by appropriate STC. STC Kit Contents Two 4-Blade Full Feathering, Reversing, Counter-Weighted, Hydraulically Actuated Constant Speed Propeller MTV-16-1-E-C-F-R(P)/CFR240-55 One Full Composite Spinner (AFRP) P-659-D One Airplane Flight Manual Supplement Doc. No. E-2293 One Installation Instruction Doc. No. E-2294 One Instruction for Continued Airworthiness Doc. No. E-2295 One Operation and Installation Manual ATA 61-06-10 (E-610) Propeller Specification Full Propeller Designation MTV-16-1-E-C-F-R(P)/CFR240-55 Propeller Hub MTV-16-1-E-C-F-R(P)/ Milled single-piece aluminum hub Blade CFR240-55 Blade Design Light-weight natural composite Installed Propeller & Spinner Weight & De-Ice Installed Propeller & Spinner w/o De-Ice 245.8 lbs (111.5 kg) 237.0 lbs (107.5 kg) Diameter 94.5 in (240 cm) (No cut off allowed when Nickel Erosion Sheet is installed)! TBO According to SB 1 ( ) latest issue Replaces 3-Blade Hartzell Propeller Advantages ➢ Best vibration damping characteristics for almost vibration free propeller operations ➢ Bonded on nickel alloy for best erosion protection of the blades ➢ Enhanced take-off distance by approx. 5 % (MTOW, SL, ISA conditions) ➢ Enhanced climb performance by approx. 5 % (MTOW, SL, ISA conditions) ➢ Enhanced cruise performance by 2 to 3 kts (MTOW, ISA) ➢ Unlimited blade life; FOD repairable blades ➢ Cooler ITTs during engine start up, therefore less engine wear and reduced risk of hot start! ➢ Significant inside and outside noise reductions by up to 8 dB(A) ➢