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 161 - 180 of 1683

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-7 7-56-5

Windows - Flight Compartment Direct Vision Window - Improved Seal
- Modification 7/1962
(A/C 1 thru 102 less Serial Numbers 27, 49, 54, 62, 63 and 72)

Jun 4, 1982
DHC-6 6/12

Airstair Door - Positive Attachment of Restraining Cable to Aircraft
Mod. 6/1049
(A/C 7 thru 36)

Mar 16, 1967
DHC-7 7-52-26

Airstair Door - Forward Handrail - Addition of Rubbing Strip
- Modification 7/2089
(A/C 3 thru 35) (A/C 36 thru 92 will be Modified to DHC E.O. 74867)

Nov 6, 1981
DHC-3 3/893

Solenoid - Amphibious Floats Control Console - To Introduce Alternative.

Dec 3, 1962
DHC-7 7-25-48

Furnishings - Flight Attendant's Seat Restraint Harness Increased Length
- Modification 7/2267
(A/C 3 thru 107)

May 3, 1985
DHC-7 7-34-4

Ground Proximity Warning System
-  Addition of Flap Override Switch
-  Modification 7/1435
(A/C 4, 5, 6 and 10 with G.P.W.S. S.O.O. 7013)

Oct 5, 1979
DHC-2 TB/43

Transmittal Document for Modification Bulletin T2/2066 "Fuel System - Improved Filtration" (Refer to Mod. Bulletin for Data)

Jan 26, 1973
DHC-7 7-24-37

Electrical System - Rework of Electrical Connectors 2824 P11 and P12 for Number One and Two Fuel Tank Dump Valve Air Solenoid Valves
- D.H. E.O. 77007
(A/C 54)

Nov 13, 1981
DHC-6 6/188

Deicer Distributor Valves - Improved Internal Components (Bendix Bulletin 91)
(Valves Prior to S/N 34,416U)

May 30, 1969
DHC-7 7-32-51

Main Landing Gear - Special Inspection of Retraction Actuator Rod End Securing Bolt
(A/C 3 and Sub.)

Mar 25, 1983
DHC-7 7-76-3

PT6A Engine - Replacement of Control Cables Incorporating Insulation of Sleeves
- Modification 7/1508
(A/C 1 thru 27)

May 9, 1980
DHC-6 6/108

Artificial Horizon and Directional Gyro Indicator - Improve Scale
(All A/C)

Feb 29, 1968
DHC-7 7-30-11

De-Icing System Distributor Valves - Bendix Corporation Service Bulletin 127
(A/C 1 and Sub. with Serial Numbers 1U thru 573U and all valves in Spares Holdings)

May 14, 1982
DHC-7 7-57-14

Wing Inboard Leading Edge - Inboard Nacelle Joint Rework
- Modification 7/1632
(A/C 3 thru 37)

Jun 25, 1982
DHC-6 6/28

Air Stair Door - Safety Guard Installation
Mod. 6/1068
(A/C 1 thru 88)

Jun 7, 1967
DHC-7 7-27-71

Flight Controls - Rudder Trim Switch Replacement
- Modification 7/2432
(A/C 1 thru 107)

Jun 14, 1985
DHC-6 6/364

Wing/Fuselage Fairings - Special Inspection and Serviceability Criteria
(A/C 231 thru 554)

Nov 11, 1977
DHC-7 7-53-5

Fuselage Structure - To Provide Drain Trough Under Centre Floor Panels
- Modification 7/1366
(A/C 7)

Jul 13, 1979
DHC-7 7-26-3

Fire Protection - Firex Container Tube Assembly Replacement
- Modification 7/2017
(A/C 1 thru 72)

Apr 12, 1982
DHC-6 6/284

Special Inspection - Engine Barrel Nuts
(A/C 211 thru 318)

Aug 31, 1971

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