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 121 - 140 of 1684

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-7 7-77-5

Engine Indicating - Torque Pressure Transmitter Vibration Isolators Replacement
- Modification 7/2232
(A/C 1 thru 113)

Apr 19, 1984
DHC-7 7-22-17

Not issued

DHC-6 6/123

Aileron Gear Tab - Redesigned to Prevent Distortion Due to Handling
Mod. 6/1123
(A/C 1 thru 170)

Apr 1, 1968
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 6/459

Labels - Airspeed Placard Replacement
Mod. 6/1833
(A/C 231 and Sub. Operating Under the Jurisdiction of the British Civil Aviation Authority)

Feb 17, 1984
DHC-7 7-11-2

External Fuel System Markings - Label Revision at Pressure Refueling Point
- Modification 7/1296 (A/C 1, 2 and 4)

DHC-6 6/43

Engine Intake Anti-Icing Cautionary Information
(All A/C with Air Intake De-Icing)

Aug 17, 1967
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-7 7-53-21

Fuselage Structure - To Provide Drain Trough Under Centre Floor Panel
- Modification 7/1914
(A/C 1 thru 72)

Feb 26, 1982
DHC-3 3/22

Transmittal Document - Modification Bulletin 3/915 - Fuselage Upper and Lower Rotating Beacon Light Lens

Jan 10, 1975
DHC-7 7-24-68

Electrical Power - Special Inspection and 02 Aug 91 Rectification of AC Generator Feeder Cables for
Chafing Inside AC Contactor Boxes All aircraft

Aug 2, 1991
DHC-6 6/219

Cabin Emergency Exit Flight Manual Stowage - Placard
Mod. 6/1364
(A/C 1 thru 330)

Feb 19, 1971
DHC-6 V6/0012

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

Apr 6, 2011
DHC-7 7-23-13

Communications - Improved Mask Microphone
- Modification 7/2188
(A/C 1 thru 57, 59 thru 70 and 72 thru 76)

Jun 18, 1982
DHC-6 6/139

Flying Controls - Rudder Gear Tab Inspection and Rectification
Mod. 6/1187
(A/C 1 thru 146)

Jun 10, 1968
DHC-7 7-32-2

Placard - Instructional Plate - Installation of New Plate
- Modification 7/1200
(A/C 4)

Jan 13, 1978
DHC-6 6/475

Stabilizer - Tailplane Front and Rear Spar Attachment Brackets - Rivet Replacement
(A/C 3 thru 820 with Mods. 6/1808 and 6/1809)

Jul 29, 1985
DHC-7 7-61-4

Propeller - Special Inspection and Replacement of the Beta Feedback Sleeve to Reduce Sleeve Diameter and Introduce Chromeplating in Lieu of Silver Plating
- Modification 7/1906
(A/C 3 thru 29
A/C 30 thru 40 incorporated by E.O. 72054)

Feb 13, 1981
DHC-7 7-11-18

Labels - Additional Requirements for the Airstair Door, Emergency Exit, Toilet and Baggage Compartment
- Modification 7/1872
(A/C 1 thru 39)

Apr 3, 1981
DHC-6 6/59

Elevator Spar L.H. - Interim Modification
See S/B 6/65
Mod. 6/1134
(A/C 1 thru 94)

Nov 3, 1967

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