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 201 - 220 of 1684

Bulletins RSS

Aircraftsort descending S/B No. Title Original Issue Latest Issue
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-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-6 6/43

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

Aug 17, 1967
DHC-6 6/379

Elevator Quadrant - Special Inspection for Loose Bolts and Rectification
Mod. 6/1679
(A/C 331 thru 604)

Nov 11, 1978 Oct 29, 1982 'B'
DHC-6 6/299

Propeller Autofeather Pressure Switch Wiring
Mod. 6/1472
(A/C 6 thru 230 with Mod. 6/1278; A/C 231 thru 290 with Mod. 6/1329)

May 15, 1973 Jun 15, 1973 'A'
DHC-6 V6/0062

STA 270.3 Pulley Replacement

Jul 31, 2017 Jul 31, 2017
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-6 6/139

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

Jun 10, 1968
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-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
DHC-6 6/395

Instruments - Change of Attitude Indicator
Mods. 6/1656 and 6/1730
(A/C 1 thru 681)

Sep 5, 1980
DHC-6 6/315

Autofeather Bleed Resistor Installation
Mod. 6/1504
(A/C 291 thru 470 and any A/C Prior to 291 with Double-Pole Pressure Switches in Autofeather System)

Aug 16, 1974
DHC-6 6/235

Inspection and Rework of Wiring - J.B. Air-conditioning Unit
(Unit S/N 1013-1074)

Feb 13, 1970
DHC-6 V6/0028

NOT ISSUED

DHC-6 6/155

Engine Gearbox - Oil Breather Outlet Relocation
Mod. 6/1210
(A/C 1 thru 135)

Oct 3, 1968 Jun 9, 1969 'A'
DHC-6 6/491

Fuel - Wing Fuel Tank Gauges - Inspection and Rectification or Replacement
Mods. 6/1861 and 6/1875
(A/C with S.O.O. 6095 Incorporated)

Apr 17, 1987 Dec 1, 1989 'A'
DHC-6 6/75

Rudder Fairing - Additional Drainage
Mod. 6/1153
(A/C 1 thru 89)

Dec 21, 1967
DHC-6 6/411

Electrical System - Reverse Current Relay - Special Inspection and Rectification
(A/C 744 thru 773 Less 747, 751, 754, 760 and 767 thru 771)

Oct 16, 1981
DHC-6 6/331

PT6-20 Engine/Power Turbine Containment
(A/C 2 thru 230 Less 130 and 210)

Apr 16, 1975

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