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 21 - 40 of 1698

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-2T V2/0002

Not Issued

DHC-7 7-30-10

Airframe Deicing System - Horizontal Stabilizer Water Separator
- Special Inspection and Rectification (A/C 4 thru 57, 59 thru 64, 69, 70)

Feb 26, 1982
DHC-7 7-71-23

Power Plant - Improved Engine Mount Assembly - Incorporation of Shim
- Lord S/B SM6204-71-01

Oct 25, 1985
DHC-7 7-57-3

Flight Controls - Improved Aileron Circuit Cable Guard
- Modification 7/1344
(A/C 1, 2, 4 and 9)

Jul 20, 1979
DHC-6 V6/0014

Instructions For Re-labeling DHC-6 Elevator Using Authorized Data Plate
(S/N 845 and 846)

Apr 6, 2011
DHC-7 7-27-14

Flying Controls - Fore Flap Actuator Assemblies - To Improve Low Temperature Performance
- Modifications 7/1642, 7/1643 and 7/1644 (A/C 1 thru 17)

Nov 30, 1979
DHC-6 6/07

Fuel Crossfeed Thermal Relief Check Valve - Rework
Mod. 6/1032
(A/C 1 thru 14)

Mar 10, 1967
DHC-2 2/50

See TB/58

DHC-6 6/477

Cabin Roof - Escape Hatch Installation - E.O. 68397
(A/C 231 and Sub. with S.O.O. 6001)

Nov 22, 1985
DHC-6 6/148

Rear Baggage Compartment - Extension
Mod. 6/1075
(A/C 6 thru 115)

Jun 7, 1968
DHC-7 7-25-7

Furnishings - To Install Nosing On Flight Compartment Steps
- Modification 7/1466
(A/C 3, 4, 7 and 9)

Sep 28, 1979
DHC-7 7-22-13

Auto Flight - Auto Pilot Disconnect Audible Alerter - Change of Power Source - Modification 8/2578
(A/C with S.O.O. 7186)

Jan 20, 1989
DHC-2 V2/0002

Not issued

DHC-2 TB/30

Transmittal Document for Modification Bulletin T2/2044
Engine Mount Attachment Bolts - Replacement" (Refer to Mod. Bulletin for Data)

Oct 10, 1968
DHC-6 V6/0063

Engine Controls - Binding of the FCU Push Rod End Bearings

Jun 7, 2019
DHC-7 7-30-26

Ice and Rain Protection - Deicer Distributor Valve - Incorporation of High Temperature Components
- Modification 7/2551
(A/C 1 thru 108)

Dec 18, 1987
DHC-6 6/337

Air Conditioning Power Supply Cable-Special Inspection
(A/C 1 thru 459)

Oct 10, 1975
DHC-7 7-34-14

Navigation - Gyroscopic Horizons 700 and Variants and 705-7 and Variants
(A/C 1 and Sub.)

Aug 21, 1981
DHC-7 A7-27-86

Flight Controls - Special Inspection and Rectification of Flap Indication Circuit in Flap Position Trim Control Box Assembly Serial Numbers 3 and subsequent with Modification 7/2093. Aircraft with Customer Special Installation 78358 (flap indication rework) are excluded

Dec 19, 1991
DHC-6 6/257

NOT ISSUED

Pages