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 141 - 160 of 1683

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-6 6/113

Main Landing Gear Legs - Anti-Corrosion Protective Treatment
(A/C 1 thru 93)

Feb 16, 1968
DHC-7 7-30-16

Propeller Deicing System - No. 1 Single Cycle Timer Replaced with a Dual Cycle Timer
-  Modification 7/2281
(A/C 3 thru 86, 89, 91, 94 and 95)

Oct 14, 1983
DHC-6 6/449

Fuel - Fuel Pump Inspection
(All A/C with Airborne Fuel Pump Model 1D2-17)

Jun 3, 1983
DHC-7 7-57-19

Wings - Rear Mounting Adapter Plates -  Inspection, Rectification and Modification
-  Modification 7/2355 (A/C 1 thru 99)

Feb 24, 1984
DHC-6 6/33

Starter Generator (Lear Siegler) Increased Brush Commutation Life
(All A/C)

Jun 26, 1967
DHC-6 6/369

Cabin Rear Bulkhead Swing Doors
Mod. 6/1613
(All A/C)

Feb 24, 1978
DHC-7 7-53-11

Fuselage Structure - Installation of Cleats - Special Inspection and Rectification
(A/C 7, 9 and 10)

Sep 26, 1980
DHC-6 6/370

Vibration Isolators - Introduction of Improved Type for Instrument Panels
Mod. 6/1595
(A/C 1 thru 521, 524, 526 and 528)

Feb 4, 1978
DHC-3 3/13

Elevator - Static Balance - Post-Modification 3/909 and 912 'Trim Tab Mass Balance'

May 22, 1969
DHC-7 7-26-9

Fire Protection - Lavatory Smoke Detector Switch and Indicator Light
- Modification 7/2539
(A/C 1 and Sub.)

Mar 20, 1987
DHC-2 2/05

Fin Attachment Bolts - To Specify Torque

Feb 13, 1968
DHC-7 7-24-59

Electrical Power - Flight Compartment Circuit breakers - Installation of Colour Coded Discs
- Modification 7/2404
(A/C 3 and Sub. without S.O.O. 7137)

Jan 17, 1986
DHC-7 7-32-73

Landing Gear - Nose Wheel Cracking - Special Inspection
(A/C 1 and Sub.)

May 24, 1985
DHC-6 V6/0003

Inspection Following Volcanic Ash Condition
(All A/C)

Jun 16, 2010
DHC-7 7-79-3

Oil Cooler Exhaust Ducts - To Reinforce
-  Modification 7/1566
(A/C 1 thru 19)

Aug 15, 1980
DHC-7 7-23-4

Passenger Address System - To Introduce Flight Compartment P.A. "IN USE" Indicator Light
- Modification 7/1348
(A/C 1 thru 12)

Apr 25, 1980
DHC-6 6/130

Instrument System - Engine Driven Air Pumps for Incorporating Pressure Instruments
Mod. 6/1166
(A/C 1 thru 149)

Apr 19, 1968
DHC-7 7-31-4

Flight Data Recorder System - Incorrect Wiring Termination
-  Modification 7/2056
(A/C 3 thru 39, 50 and 51 with S.O.O. 7021)

Sep 25, 1981
DHC-6 6/466

Electrical - Inspection and Repair of Main Power Distribution Cable Lug End
Mod. 6/1651
(A/C 1 thru 756)

Aug 17, 1984
DHC-7 7-57-36

NOT ISSUED

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