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 for DHC Aircraft

Manual Status List – DHC-2 to DHC-7

To obtain a subscription to a digital library, please contact ATP:

For more information on digital technical publications, please contact csps-tp@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 CSPS Technical Publications Coordinator at csps-tp@vikingair.com.

Displaying 161 - 180 of 1697

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-7 7-11-14

Passenger Oxygen System - Addition of Labels to Stowage Bins
- Modification 7/1828
(A/C 1 thru 34)

Dec 5, 1980
DHC-2T 2/55

Wing Strut Assembly Lower Attachment Fittings -Eddy Current Inspection

Jun 23, 2006
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-7 7-26-6

Fire Protection - Fire Detection System Flexible Cable Connector Replacement (A/C 1 and Sub.)

Oct 19, 1984
DHC-6 6/28

Air Stair Door - Safety Guard Installation
Mod. 6/1068
(A/C 1 thru 88)

Jun 7, 1967
DHC-7 7-28-1

Fuel System Level Control (Secondary) -  To Ensure Operation of Press -To-Test Indicator Lights During Refueling Operation
-  Modification 7/1253
(A/C 1, 2 and 4)

Mar 23, 1979
DHC-7 7-24-56

Electrical Power - Wing Root and Flap Shroud Electrical Conduits - Special Inspection for Chafing of Wiring Insulation (A/C 3 thru 97)

Apr 19, 1984
DHC-2 2/55

Wing Strut Assembly Lower Attachment Fittings - Eddy Current Inspection

Jun 23, 2006
DHC-7 7-57-9

Wing Structure - Spoiler Hinge Arm and Drain Seals - Change of Seal Material
- Modification 7/1683
(A/C 3 thru 27)

Nov 20, 1981
DHC-2 TB/35

Finlets CT2UF1052-1 - Repair Scheme

Feb 3, 1970
DHC-6 6/191

Main Wheel Skis - Reversal of Compensating Linkage
(Wheel Skis S/N\s 003 thru 038)

Jun 26, 1969
DHC-7 7-34-30

Navigation - Horizontal Situation Indicator Replacement
- Modification 7/2335
(A/C 3 thru 112 with S.O.O. 7014-3)

Feb 24, 1984
DHC-7 7-52-37

Doors - Airstair Door Sill - Introduction of Overboard Drain Valve
- Modification 7/2514
(A/C 3 thru 110)

Sep 1, 1986
DHC-6 6/382

Air-conditioning - Single V-Belt Drive System
Mod. 6/1684
(All A/C)

May 18, 1979
DHC-7 7-23-25

Communications - Rectification of Interphone Chime to Flight Deck Audio System
- Modification 7/2595 (A/C 1 and Sub.)

Jul 13, 1990
DHC-6 6/111

Cockpit Handgrip - Introduction
Mod. 6/1021
(A/C 6 thru 15)

Mar 6, 1968
DHC-7 7-32-77

Main Landing Gear - Main Wheel Assembly
- Gravel Guard 73230238-101 Main Wheel Interference

Mar 7, 1986
DHC-7 7-11-30

Labels - Addition to Cabin Interior of Bilingual Labels
- Modification 7/2282 (A/C with S.O.O. 7038)

Aug 2, 1985
DHC-7 7-32-9

Main Landing Gear - Replacement of Shock Strut Assembly Upper Bearing
- Modification 7/1574
(A/C 1 thru 7, 9 and 10)

May 18, 1979
DHC-7 7-27-10

Roll Spoiler Actuator - Lift Pump Valve Replacement
- Modification 7/1480
(A/C 1 thru 4, 6, 7 and 9)

Mar 30, 1979

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