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 21 - 40 of 1696

Bulletins RSS

Aircraftsort ascending S/B No. Title Original Issue Latest Issue
DHC-2T 2/49

Not Applicable

DHC-2T 2/50

See TB/58

DHC-2T 2/51 ASB

Flight Controls - Special Inspection of Link Stop in Aileron Control Chain

Mar 15, 1996
DHC-2T V2/0009

Inspection - Wing Rear Spar

Jul 26, 2016
DHC-2T 2/52

See TB/60

DHC-7 7-24-25

Airframe Deicing System - Distribution Valves Electrical Circuit Protection
- Modification 7/1879
(A/C 3 thru 30)

Oct 24, 1980 Feb 13, 1981 'A'
DHC-7 7-30-5

Windshield Wipers - To Reduce Travel Arc
- Modification 7/1727
(A/C 1 thru 27)

Sep 19, 1980 Dec 12, 1980 'A'
DHC-7 7-57-39

NOT ISSUED

DHC-7 7-21-20

Air Conditioning System - Gasper Fan Control Circuit Rework
- Modification 7/21 93
(A/C 40 thru 89 and 91 less Serial Numbers 41, 43 and 45, 46, 53 thru 57, 66, 76 and 77)

Aug 13, 1982
DHC-7 7-78-1

Exhaust System - Replacement of Stack Fairing Assemblies
-  Modification 7/1593
(A/C 1 thru 27)

Jun 13, 1980
DHC-7 7-34-26

Navigation - Pitot Tube Replacement
- Modification 7/2233 (A/C 1 thru 96)

Apr 29, 1983 Apr 6, 1984 'A'
DHC-7 7-53-31

Fuselage - Introduction of New Nose Landing Gear Outer Drag Strut Attachment Fitting
- Modification 7/1328
(A/C 3 thru 27)

Dec 15, 1989
DHC-7 7-27-54

Flight Controls - Rudder Pedal Adjustment Mechanism Overtravel Stop Plate Installation
- Modification 7/2252
(A/C 3 thru 112)

Jun 3, 1983 Jan 24, 1986 'A'
DHC-7 7-32-73

Landing Gear - Nose Wheel Cracking - Special Inspection
(A/C 1 and Sub.)

May 24, 1985
DHC-7 7-25-47

Equipment and Furnishings - Relocation of Paper Towel, Tissue and Soap Dispenser
- Modification 7/2413
(A/C 1 thru 107)

May 31, 1985
DHC-7 7-24-41

Electrical System - Fuel Tank Transmitter Cable - Receptacle Replacement
- Modification 7/1999 (A/C 1 thru 92)

Mar 12, 1982
DHC-7 7-30-21

Ice and Rain Protection - Snow Separator Actuator Cover - Improved Method of Sealing
- Modification 7/2456
(A/C 1 and Sub.)

Sep 6, 1985
DHC-7 7-61-14

Propellers - Blade Trailing Edge Repair
-  Hamilton Standard S/B 61-1038
(Effectivity - See Hamilton Standard S/B 61-1038)

Jun 25, 1982
DHC-7 7-22-6

Autopilot Systems
(A/C 3 and Sub.)

Nov 1, 1982 Dec 13, 1983 'B'
DHC-7 7-27-81

Flight Controls - Rudder Restrictor Mechanism - Increased Clearance Between Sprocket Shaft and Elevator Trim Chain
- Modification 7/2553
(A/C with Modification 7/2387)

Mar 4, 1988

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