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 201 - 220 of 1698

Bulletins RSS

Aircraftsort descending S/B No. Title Original Issue Latest Issue
DHC-3 3/23

Transmittal Document - Modification Bulletin S.O.O. 3032 - Wing Tip Strobe Lighting

Sep 24, 1976
DHC-3 3/39

Control Column - Special Inspection and Rectification - Modification 3/930

Oct 1, 1982 May 13, 1983 'B'
DHC-6 6/77

De-Icing System - Provision of Drainage for Condensate
Mod. 6/1154
(A/C 1 thru 94)

Jan 10, 1968
DHC-6 6/168

Airstair and Cargo Door - Improved Handle Guard, Handle and Ashtray/Knee Guard
Mod. 6/1183
(A/C 1 thru 170)

Nov 26, 1968
DHC-6 6/509

Nacelles - Longeron - Special Inspection
(All A/C)

Feb 23, 1990
DHC-6 6/88

Flap/Elevator - Trim Cables - Nylon Cover Introduction
Mod. 6/1127
(A/C 1 thru 95)

Jan 24, 1968
DHC-6 6/386

Reinforcement of Nacelle Longerons
Mod. 6/1685
(A/C 1 thru 630)

Feb 29, 1980 Oct 29, 1982 'E'
DHC-6 6/429

Power Plant - Second Stage Reduction Planet Pins Incorporating Oil Separators - To Introduce P & WC S/B 1263
(All A/C)

Apr 12, 1982
DHC-6 6/306

Autofeather System - Alternative Pressure Switch
Mod. 6/1493
(A/C 6 thru 290)

Dec 14, 1973 May 27, 1977 'A'
DHC-6 6/184

Wheel - Skis Main - Installation of Torsion Spring Trim
Mod. 6/1236
(All A/C)

Sep 18, 1969
DHC-6 6/525

Wings - Initial Inspection of Wing Assemblies Using Ultrasonic Technique
A/C 001 thru 107 and later aircraft with wing box C6W1002-1, or C6W1002-3 or C6W1002-5 or C6W1002-7 retrofitted.

This service bulletin does not apply to: A/C with Mod 6/1117 incorporated. A/C with Mod 6/1630 incorporated A/C 2

Sep 6, 1996 Dec 20, 1996 'A'
DHC-6 6/13

Generator Load Limitation - Placard
Mod. 6/1019
(A/C 1 thru 12)

Apr 6, 1967
DHC-6 6/104

Cabin Ventilation - Re-designed Air Intake Scoop - Introduction
Mod. 6/1105
(A/C 1 thru 135)

Feb 21, 1968
DHC-6 6/402

Aileron Control Quadrant - Replacement of Quadrant and Cable Guards
Mod. 6/1742
(A/C 1 thru 710)

Feb 13, 1981
DHC-6 6/445

Main Landing Gear Wheels - Wheel Bearing Bore Datum Reference and Tolerance and Checking of Wheel Fasteners Tie Bolts and Nuts
(All A/C)

Aug 12, 1983
DHC-6 V6/0063

Engine Controls - Binding of the FCU Push Rod End Bearing

Feb 1, 2021 Mar 9, 2021 'Rev A'
DHC-6 6/322

Engine Cowling Reinforcement
Mod. 6/1497
(A/C 231 thru 427 Less 426)

Jan 24, 1975
DHC-6 6/200

"Special Federal Aviation Regulation 23" as Issued by the "United States Federal Aviation Administration"
(See Table no. 2)

Oct 9, 1970 Jan 27, 1984 'E'
DHC-6 V6/541

Wing - Front Spar Adapter Assembly (P/N C6WM1027- 1) - Installation of Inspection Holes in Lower Wing Skin
(All A/C)

Oct 1, 2007
DHC-6 6/29

Engine Lower Cowl - Snow Separator Air Control Valve Filters
Mod. 6/1056
(A/C 1 thru 55)

Jun 6, 1967

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