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 1683

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-6 6/14

Engine Intake De-Icing - Electrical
Reconnection
(A/C 3 thru 33)

May 10, 1967
DHC-7 7-27-57

Flaps Primary Drive Torque Tubes Replacement
- Modification 7/1994 (A/C 1 thru 88)

Sep 23, 1983
DHC-6 6/350

Power Distribution Circuit Breaker Panel - Insulating Barrier Installation
Mod. 6/1612
(A/C 1 thru 510)

Jun 25, 1976
DHC-7 7-52-28

Cargo Door - Vent Door Indicating System
- Modification 7/1949
(A/C 7, 9 thru 12, 15, 20, 23 and 31)

Jan 15, 1982
DHC-6 6/270

Caution Lights Dimming Control Box
Mod. 6/1373
(A/C 1 thru 330)

Mar 5, 1971
DHC-7 7-34-6

R.N.A.V. System Digital Computer - IFR Procedure Restriction (A/C 14, 16 and 21 and Sub.)

May 23, 1980
DHC-2T 2/43

Wing Strut Assemblies - Continuing Integrity

Aug 14, 1987
DHC-2 TB/45

Transmittal Document for Modification Bulletin T2/2072 "Engine Mount Bushing Replacement" (Refer to Mod. Bulletin for Data)

Jan 16, 1976
DHC-7 7-24-39

Electrical Power - D.C. Busbar Protection Unit ZA29702 - Lucas Aerospace Modification 5064CG (A/C 1 and Sub.)

Nov 13, 1981
DHC-6 6/190

Engine Mounted Reversing Interconnect Cable Special Inspection and Replacement
(A/C 231 thru 242)

Jul 7, 1969
DHC-7 7-32-53

Main and Nose Landing Gear - Wheel Bearing Seal Replacement
(B.F. Goodrich Main Landing Gear Wheel Assemblies 3-1354 Prior to Serial Number 776 and Nose Landing Gear Wheel Assemblies 3-1368 Prior to Serial Number 523)

Feb 11, 1983
DHC-6 6/526

Navigation - Installation of D.C. Attitude Indicator in Lieu of A.C. Attitude Indicator - SOO 6176
(All A/C)

Jul 6, 2001
DHC-7 7-76-5

Engine Control Cables - Seal Plate Special Inspection and Rectification
- Special Inspection
(A/C 3 thru 65)

Oct 23, 1981
DHC-7 7-22-4

Auto Flight - Rework to AFCS Relay Box
- Modification 7/1920
(A/C 28 thru 34)

Jan 15, 1982
DHC-6 6/110

Engine Instrument Range Markings - Requirements
Revision to Engine Manufacturer's
Mod. 6/1138
(A/C 1 thru 119)

Feb 29, 1968
DHC-6 6/446

Propeller - Corrosion Inspection
(All Hartzell Propellers in Service or Spares Holdings)

May 13, 1983
DHC-6 6/30

Fuel Booster Pumps - Interconnect Piping Change
Mod. 6/1048
(A/C 6 thru 55)

Jun 6, 1967
DHC-7 7-27-73

Flight Controls - Spoiler Control Servo Assembly - Addition of Flow Restrictor
- Modification 7/2405
(Effectivity - Refer to Parker S/B 265100-27-113)

Jul 19, 1985
DHC-6 6/366

Introduction of Improved Voltage Regulator
Mod. 6/1636
(All A/C)

Oct 21, 1977
DHC-7 7-53-8

Nose Landing Gear Emergency Handpump Door - To Improve Operation
- Modification 7/1384 (A/C 1 thru 12)

Nov 23, 1979

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