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

View LIST

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 201 - 220 of 1684

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-7 7-32-28

Tail Bumper - To Increase Strength of Installation
- Modification 7/1293
(A/C 1 thru 12)

Sep 5, 1980
DHC-6 6/501

Ice and Rain Protection - Horizontal Stabilizer Deicer Boots - Automatic Inflation During Flap Extension
Mod. 6/1874
(A/C with S.O.O. 6004 Incorporated)

Mar 25, 1988
DHC-6 6/85

Pilot's Seat - Arm Rest Attachment Improvement
Mod. 6/1091
(A/C 1 thru 46)

Jan 16, 1968
DHC-7 7-29-8

Roll Spoiler Hydraulic Piping - Replacement of Pressure and Return Pipes
- DHC E.O. 72082
(A/C 21 thru 29)

Oct 17, 1980
DHC-6 6/05

Fuel Boost Pump - Operating Instructions in
Case of Failure
(A/C 1 thru 35)

Jan 24, 1967
DHC-7 7-27-48

Flight Controls - Trailing Flaps Magnetic Switch Wiring Rework
- Modification 7/1937
(A/C 1 thru 92)

Dec 22, 1982
DHC-6 6/341

De-Icer Boots - Special Inspection and Serviceability Criteria
(A/C 311 thru 490 with De-Icing Boots and Prior to 311 with B.F. Goodrich Type 25 S Boots)

Dec 19, 1975
DHC-7 7-52-20

Airstair Door - Hinge Installation -  To Correct Forward and Aft Location
-  Modification 7/1871
(A/C 3 thru 25)

Sep 26, 1980
DHC-2 V2/0001

Ignition  - Replacement of Maneto Firewall Connector

Jun 27, 2007
DHC-7 7-25-42

Furnishings - Replacement of Baggage Compartment Gilliner Panels and Reposition of Retaining Cleats
- Modification 7/2006 (A/C 3 thru 92 and 94)

Sep 16, 1983
DHC-6 6/262

Aircraft Operating Placard Revisions
Mod. 6/1395
(A/C 231 thru 289)

Nov 24, 1970
DHC-6 V6/0052

Inspection of Rudder Pedals for Cracking

Dec 7, 2015
DHC-2 TB/37

Transmittal Document for Modification Bulletin T2/2063 "Fuel System - Improved Filtration" (Refer to Mod. Bulletin for Data)

Feb 13, 1970
DHC-6 6/182

Relocation of Fuel Heaters
Mod. 6/1192
(A/C 1 thru 170)

Mar 6, 1969
DHC-7 7-32-45

Nose Landing Gear - Hydraulic Line Relocation
- Modification 7/1283 (A/C 1 thru 12)

Feb 12, 1982
DHC-6 6/102

Cabin R.H. Door - Safety Guard Installation -
Addition of Label
Mod. 6/1069
(A/C 1 thru 88)

Feb 21, 1968
DHC-7 7-57-8

Wing Structure - Trailing Flaps - Removal of Rubber Stops at Actuators
- Modification 7/1731
(A/C 1 thru 34)

Sep 18, 1981
DHC-6 6/22

Air Stair Door Lock Handle - Improved Type
Mod. 6/1047
(A/C 1 thru 41)

May 31, 1967
DHC-7 7-27-65

Flight Controls - Roll Spoiler Push Rod End Bearing Replacement
- Modification 7/2400
(A/C 1 thru 107)

May 17, 1985
DHC-6 6/358

A.C. Power System - Inspection for Correct Termination of Inverter Panel Wiring
(A/C 475 thru 523 Less S/N 476, 479, 499, 501, 503, 511, 512, 513, 515, 516, 520, 521 and 522)

Mar 31, 1977

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