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 181 - 200 of 1697

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-6 6/497

NOT ISSUED

DHC-7 7-28-16

Fuel - Fuel Line Flow Control Valve Replacement
- Modification 7/2300
(A/C 1 thru 112)

Aug 31, 1984
DHC-6 6/337

Air Conditioning Power Supply Cable-Special Inspection
(A/C 1 thru 459)

Oct 10, 1975
DHC-6 6/417

Flap System - Revision to Flap Hydraulic Actuator Forward Support
Mod. 6/1748
(A/C 1 thru 744)

Jan 8, 1982
DHC-6 6/257

NOT ISSUED

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-7 A7-34-29

Navigation - Pitot Head Replacement
- (A/C 86, 89, 91, 94 and 95 and any others which have retrofit of Modification 7/2233 installed)

Jan 6, 1984
DHC-2 2/29

Aileron/Wing Flutter

Feb 1, 1980
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 6/17

Wing Flap Hinge Arm - Fairing Installation Mod. 6/1066
(A/C 1 thru 38)

May 11, 1967
DHC-7 7-26-6

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

Oct 19, 1984
DHC-7 7-32-76

Main Landing Gear - Wheel Assembly
- Procedure for Lubtork of Tie Bolts, Washers, Nuts and Wheel Painting (A/C with Wheel Assembly 3-1354)

Oct 4, 1985
DHC-2T 2/39

Seats and Their Attachments - Continuing Integrity

Aug 31, 1984
DHC-3 3/914

Fire Warning Light Replacement.

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-7 7-71-22

Power Plant - Relocation of Engine rain Line
- Modification 7/2411
(A/C 3 thru 105 less 104 and 106 with S.O.O. 7025)

Oct 5, 1985
DHC-6 6/160

Certification of Static Pressure System and Altimeter Indicators
(A/C 1 thru 150)

Sep 17, 1968
DHC-7 7-29-4

Hydraulic System - Reservoir Overspill Container in Nacelles
- Modification 7/1530 (A/C 1 thru 27)

Jan 5, 1980
DHC-7 7-57-2

Fore Flap Leading Edge - To Reinforce
- Modification 7/1306
(A/C 4)

Dec 8, 1978
DHC-6 6/433

Main Landing Gear Wheels - Correct Torque Value on Wheel Assemblies
(All A/C)

Apr 23, 1982

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