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 1684

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-6 V6/0048

Not Issued

DHC-2 TB/33

Transmittal Document for Modification Bulletin TB/2060 "Range Markings - Oil Temperature & Pressure - Engine Instruments - To Recalibrate" (Refer to Mod. Bulletin for Data)

Nov 25, 1968
DHC-6 6/178

To Seal Fuselage/Wing Root Apertures to Offset Cabin Interior Contamination
Mod. 6/1194
(A/C 1 thru 200)

Jan 29, 1969
DHC-7 7-32-41

Main Landing Gear - Emergency Lowering Cable Replacement
- Modification 7/1841 (A/C 3 thru 52)

Oct 2, 1981
DHC-6 6/514

Communications - Installation of New Speaker
(All A/C with S.O.O. 6054 or S.O.O. 6096 (Public Address System) incorporated)

Jan 18, 1991
DHC-7 7-71-24

Power Plant - Fuel Control Unit Drain -  Separation from Starter Generator Drain
-  Modification 7/2603
Serial Numbers 3 thru 113

Oct 25, 1991
DHC-7 7-21-22

Air Conditioning - Cabin Temperature Bias Selector and Fan Assisted Flight Compartment Temperature Sensor Installation
- S.O.O. 71 50
(All DHC -7 A/C)

May 4, 1984
DHC-6 6/98

Elevator Trim Controls - Swivel Pulley - Inspection and Rectification - (This S/B is Canceled by Incorporation of S/B 6/107)
(A/C 1 thru 105)

Feb 5, 1968
DHC-7 7-30-1

Deicing System Distributor Valves - To Install Stronger Springs at Exhaust Poppets
- Modification 7/1535
(A/C 1 thru 13) and all Spares

Oct 12, 1979
DHC-6 6/18

Overhead Console - Improved Throttle Lever Installation
Mod. 6/1025
(A/C 1 thru 35)

May 12, 1967
DHC-7 7-27-61

Flight Controls - Elevator Spring Tab Limit Stop Replacement
- Modification 7/2350 (A/C 3 thru 102)

Jun 8, 1984
DHC-7 7-25-54

NOT ISSUED

DHC-6 6/274

Fuel System Fittings - Special Inspection
(A/C 284 thru 300)

May 5, 1971
DHC-7 7-34-10

Avionics - ADF Sense Antenna
-  Installation of Mast Gaskets
-  Modification 7/1799
(A/C 1 thru 47 with S.O.O. 7004)

Apr 10, 1981
DHC-7 7-24-43

Electrical System - Crash Fire Precautions -  Power Supply Change
-  Modification 7/2015 (A/C 3 thru 92)

Jan 14, 1983
DHC-6 6/194

Labels - Weight Limitations - Nose and Rear Baggage Compartments
(All A/C)

Jul 24, 1969
DHC-7 7-32-57

Nose Landing Gear - Improved Steering Electronic Control Module
-  Modification 7/1917
(A/C 1 thru 82, also Refer to Menasco S/B 32-30)

Jun 17, 1983
DHC-6 6/530

NOT ISSUED

DHC-6 6/114

Engine Controls - U.A.C.L. Special Instructions
(All A/C)

Mar 8, 1968
DHC-7 7-30-17

Ice and Rain Protection - Windshield Wiper Motor/Converter Access Rework
-  Modification 7/2273
(A/C 3 thru 112)

Jul 6, 1984

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