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, 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 technical.publications@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 Technical Publications Administrator.

Displaying 1581 - 1600 of 1684

Bulletins RSS

Aircraft S/B No. Title Original Issuesort descending Latest Issue
DHC-2 TB/58

Stabilizers - Installation of Access Cover and special Inspection of the Elevator Mass Balance Weight for Separation - Modification T2/2079

May 9, 1997
DHC-6 6/520

Air Conditioning - Cockpit Cooling - Fan Replacement
- Mod 6/1897
(All A/C)

Jun 18, 1997
DHC-7 7-57-37

Wings - Special Inspection and Replacement of Wing/Fuselage Attachment Joint Bolts
(All DHC-7 Aircraft)

Aug 8, 1997 Aug 27, 1999 'B'
DHC-6 6/529

Landing Gear - Nose Wheel - Wheel Bearing Seals Impression Stamped on the Wrong Side
(All A/C)

Sep 12, 1997
DHC-7 A7-32-102

Landing Gear - Brakes and Nose Doors
-  Special Inspection of Shuttle Valves and Replacement of Filter Fittings
All Models Serial Numbers 003 thru 113 with Brake Shuttle Valves
Serial Numbers 2162A thru 2244A installed

Oct 22, 1997 Nov 26, 1997 'A'
DHC-7 7-54-19

Nacelles - Inboard - Lower Longeron, Upper Half - Special Inspection for Corrosion, Rectification and Incorporation of Modification 7/2731
Serial Numbers 004 thru 113 excluding
Serial Numbers 037 and 061

Jan 2, 1998 Apr 16, 1999 'C'
DHC-2 TB/60

Fuselage - Special Inspection of Rear Bulkhead at Station 228

Aug 30, 1998
DHC-7 7-27-90

Flight Controls - Ground Spoilers - Installation of In-Line Filters in Hydraulic Pressure Hoses
- Modification 7/2741
Serial Numbers 003 thru 113

Sep 3, 1999
DHC-7 A7-32-103

Landing Gear - Special Inspection of Endcaps on Landing Gear Selector Valve (and Rectification)
- Modification 7/2742
All Serial Numbers

Sep 3, 1999
DHC-6 6/527

Ignition - Installation of Spark Ignition
- Mod 6/1912
(All A/C)

Mar 6, 2000 Oct 13, 2000 'C'
DHC-6 6/533

Landing Gear - Nosewheel Steering
- Improved Steering Collar
- SOO 6183
(All A/C)

Apr 11, 2000 May 4, 2001 'A'
DHC-3 V3/SB0001

DHC-3 Type Certificate Ownership Transfer

Feb 6, 2001
DHC-6 6/528

Landing Gear - Main - Inspection of Stay Strut End Fitting for Cotter Pin and Rectification
(All A/C)

Jun 18, 2001
DHC-6 6/526

Navigation - Installation of D.C. Attitude Indicator in Lieu of A.C. Attitude Indicator - SOO 6176
(All A/C)

Jul 6, 2001
DHC-7 7-28-23

Fuel - Left and Right Hand Tanks - Special Inspection for Bonding Integrity and Condition of the Bonding Jumpers, Conduit, Probes and Related Components
- Modification 7/1397 (A/C 3 thru 113)

Aug 20, 2002
DHC-2 V2SB001

DHC-2 Type Certificate Ownership Transfer

Feb 1, 2006
DHC-2T V2SB0001

DHC-2 Type Certificate Ownership Transfer

Feb 1, 2006
DHC-7 7-22-20

Automatic Flight Control System - Inspection/Replacement of Elevator and Aileron Servo Drive Part Numbers.
(A/C 3 thru 113)

May 29, 2006
DHC-6 6/543

Wing - Ultrasonic inspection of the upper wing skin inboard and outboard sides of the LH and RH engine nacelles
(Superseded by SB V6/0018)

Jun 6, 2006 Sep 1, 2006 'A'
DHC-2 2/55

Wing Strut Assembly Lower Attachment Fittings - Eddy Current Inspection

Jun 23, 2006