DHC Technical Publications

* For CL technical publications, please visit: aerialfirefighter.vikingair.com/support/technical-publications

De Havilland Canada aircraft are recognized the world over for their reliability and longevity, and Viking is committed to keeping the fleet operational and in service for years to come. This commitment includes simplifying access to current versions of and revisions to Maintenance and Flight Manuals for DHC-2 Beaver through to DHC-7 Dash 7 aircraft. Viking has worked with Aircraft Technical Publishers (ATP) to provide up-to-date, digital versions of the technical libraries that are easily accessible and available by subscription.

Current Manual Status List for DHC Aircraft

Manual Status List – DHC-2 to DHC-7

To obtain a subscription to a digital library, please contact ATP:

For more information on digital technical publications, please contact csps-tp@vikingair.com.

Service Bulletins

* For CL service bulletins, please visit: aerialfirefighter.vikingair.com/support/technical-publications

The table below contains the full list of service bulletins that have been issued in relation to DHC-2 Beaver, DHC-3 Otter, DHC-6 Twin Otter and DHC-7 Dash 7 aircraft. This list is for reference purposes only. To purchase a subscription to a digital library, please contact Aircraft Technical Publishers. To obtain a copy of a particular service bulletin or for more information, please contact our CSPS Technical Publications Coordinator at csps-tp@vikingair.com.

Displaying 1 - 20 of 1697

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort ascending
DHC-6 V6/0044

Fuel Gallery Corrosion Control

Sep 13, 2021 Oct 4, 2021 'A'
DHC-6 V6/0063

Engine Controls - Binding of the FCU Push Rod End Bearing

Feb 1, 2021 Mar 9, 2021 'Rev A'
DHC-6 V6/0067

Rudder Pedal Torque Tube Quadrant - Inspection

Jul 16, 2020 Jan 26, 2021 'Rev A'
DHC-6 V6/0068

Maintenance Program with Addition Airworthiness Limitation Tasks

Dec 17, 2020 Jan 5, 2021
DHC-3 3/21

Transmittal Document - Modification Bulletin S.O.O. 3028 - Requirements for Conversion from Military to Civil Type Aircraft

Mar 14, 1975 Apr 8, 2019 'A'
DHC-3 S.O.O. 3028

Requirements for Conversion from Military to Civil Type Aircraft

Mar 14, 1975 Apr 8, 2019 'A'
DHC-2 2/11

Fin Attachment Bolts – Special Inspection

Jun 23, 1972 Jul 25, 2018 'B'
DHC-3 3/30

Float Strut - Inspection for Cracking

Aug 19, 1977 Jul 25, 2018 'B'
DHC-6 V6/0016

Instructions for DHC-6 Main Landing Gear Maintenance Schedule and Methodology and Serialization

Dec 7, 2011 May 23, 2018 'B'
DHC-3 V3/0006

DHC-3 Wing Strut Attach Bolt/Inspection

Sep 17, 2014 May 16, 2018 'C'
DHC-6 V6/0009

Drain Hole Installation for Lower Engine Cowls
(ALL Post Mod 6/1505)

Apr 6, 2011 Feb 10, 2018 'A'
DHC-6 V6/0062

STA 270.3 Pulley Replacement

Jul 31, 2017 Jul 31, 2017
DHC-6 V6/0044

Supplemental Cleaning and Inspection of Fuel Gallery

Sep 13, 2013 Jul 14, 2017 'A'
DHC-2 V2/0012

Fin Rear Attachment Bolts- Inspection for Suspect Unapproved Parts

Jul 5, 2017 Jul 5, 2017
DHC-6 V6/0049

Inspection of the Wing to Fuselage Attachment Pin - AFT Position

Dec 4, 2015 Jun 5, 2017 'A'
DHC-2 V2/0009

Inspection -Wing Rear Spar

Jul 26, 2016 Feb 10, 2017 'A'
DHC-6 V6/0059

Guard Assembly, Airstair Door Inner Handle - Design Improvements

Oct 26, 2016 Oct 26, 2016
DHC-6 V6/0060

Recall of C6US1015-27 Axle, Main Wheel-Ski 

Oct 17, 2016 Oct 17, 2016
DHC-6 V6/0058

Engine Controls - Binding of the FCU Push Rod End Bearings

For Legacy Twin Otter Series

Dec 23, 2015 Dec 23, 2015
DHC-6 V6/0057

Engine Controls -Binding of the FCU Push Rod End Bearings

Nov 27, 2015 Nov 27, 2015

Pages