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 61 - 80 of 1683

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-6 6/534

NOT ISSUED

DHC-7 7-76-13

Engine Controls - Nacelle Throttle Quadrant
- Special Inspection for Fouling and Installation of Additional Washers to the Cable Guard Mounting Bolts
All Aircraft

Jan 28, 1994
DHC-7 7-22-12

Auto Flight - Introduction of Auto Pilot Disconnect Audible Alert Unit
- S.O.O. 7186
(A/C 3 and Sub. without Modification 7/2545)

Mar 4, 1988
DHC-6 6/118

Engine Electrical System - Simultaneous Selection for Both Igniters
Mod. 6/1053
(A/C 6 thru 80)

Apr 3, 1968
DHC-7 7-30-21

Ice and Rain Protection - Snow Separator Actuator Cover - Improved Method of Sealing
- Modification 7/2456
(A/C 1 and Sub.)

Sep 6, 1985
DHC-7 7-57-24

Wings - Landing and Position Light Replacement Covers - Modifications 7/2376, 7/2380 and 7/2381
(A/C 1 thru 112)

Jun 22, 1984
DHC-6 6/38

Icing Limitation - Introducing Temporary Restriction of Operation - Refer to S/B 6/79,Definition of Requirements for De-Iced A/C
Mod. 6/1093
(A/C 1 thru 46)

Jul 20, 1967
DHC-7 7-27-81

Flight Controls - Rudder Restrictor Mechanism - Increased Clearance Between Sprocket Shaft and Elevator Trim Chain
- Modification 7/2553
(A/C with Modification 7/2387)

Mar 4, 1988
DHC-6 6/374

Float Sealing and Venting (All Canadian aircraft Products 12000, 12000A, B and C Model Floats)

May 19, 1978
DHC-7 7-53-16

Furnishings - Baggage Compartment -  Addition of Bulkhead Retaining Angle
-  Modification 7/1843
(A/C 1 thru 32)

Dec 12, 1980
DHC-3 3/17

Components Installed in de Havilland Aircraft of Canada (DHC) Products

Jun 2, 1971
DHC-7 7-27-1

Roll Spoiler Actuator - Seal Replacement
- Modification 7/1274 (A/C 4)

Jan 13, 1978
DHC-6 6/294

Magnetic Direction Indicators - Calibration Placard
(A/C 1 thru 302 and 311 thru 343)

Jun 8, 1972
DHC-7 7-34-30

Navigation - Horizontal Situation Indicator Replacement
- Modification 7/2335
(A/C 3 thru 112 with S.O.O. 7014-3)

Feb 24, 1984
DHC-7 7-34-31

Navigation - Radio Altimeter System - Introduction of Diode
(A/C 3 thru 99 with Modification 7/2083 93 thru 99 have Modification 7/2083 refer to Sperry S/B 7001840-34-4 for Units Affected)

Mar 9, 1984
DHC-2 2/10

Not applicable

DHC-7 7-24-64

Electrical Power - Battery Temperature Monitor - Change of Type
- Modification 7/2469
(A/C 3 and Sub.)

Nov 14, 1986
DHC-7 7-32-78

Main Landing Gear - Wheel Assembly - Conversion of 3-1354 MLG Wheel to 3-1354-1 MLG Wheel
(A/C with 3-1354 MLG Wheel)

Nov 22, 1985
DHC-6 V6/0008

Reverse Current Relay (RCR) Operator Survey Campaign

Feb 8, 2012
DHC-7 7-80-2

Electrical - Starter Generator - Addition of Torque Tightening Valves to Terminal Block Connectors - Lucas Aerospace Modification 5134CG
(A/C 1 and Sub.)

Sep 17, 1982

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