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 21 - 40 of 1684

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-7 7-53-34

Fuselage - Special Inspection and Rectification for Cleat and Fittings (Cargo A/C Only)
(A/C 7, 9 thru 12, 20, 21, 23, 31, 63, 72, 75, 81, 86, 94, 100 and 104 thru 106)

Apr 6, 1990
DHC-7 7-27-19

Aileron Tab Hinge Fitting Clearance - Special Inspection and Rework
- E.O. 74301
(A/C 1 thru 7, 9 and 10)

Apr 11, 1980
DHC-6 6/312

Aileron Flight Controls - To Facilitate Installation
Mod. 6/1435
(A/C 1 thru 370)

May 10, 1974
DHC-7 7-25-12

Furnishings Cargo Door Sidewall -  To Improve Weather Protection
-  Modification 7/1637
(A/C 7, 9, 10, 11, 12, 15, 20 and 23)

Sep 5, 1980
DHC-7 7-32-95

Landing Gear - Nose Landing Gear Steering
-  Reduction of Actuator Creep
-  Modification 7/2608
Serial Numbers 3 thru 113

Jul 31, 1992
DHC-6 V6/0025

Inspection of Fuel System for Part Mark Tapes

Feb 7, 2013
DHC-2 TB/7

Camloc Engine Cowl Latches - Inspection

Jul 10, 1967
DHC-7 7-24-1

A.C. Generator -- Introduction of Upgraded Generator AE2132 MK1
(A/C 4)

May 5, 1978
DHC-6 6/152

Aircraft Operation at Increased Crosswind Components - New Placard
Mod. 6/1186
(A/C 1 thru 115)

Jun 19, 1968
DHC-7 A7-32-15

Main Landing Gear - Emergency Extension System - Special Inspection
(A/C 1 thru 15)

Nov 26, 1979
DHC-6 6/488

Wings - Flap Hinge Arm - Special Inspection of Flap Hinge Arms
(A/C 1 thru 370 Without Mod. 6/1334 Incorporated)

Oct 17, 1986
DHC-7 7-61-17

Propellers - Installation of Metal Sheathing to Blades and Spinners
- Modification 7/2440
(A/C 1 thru 107, less 54, 62 and 66)

Nov 15, 1985
DHC-7 7-11-31

Placards and Markings - Additional Current Limiting Labels
- Modification 7/2455
(A/C 3 thru 102)

Sep 13, 1985
DHC-6 6/72

Cabin Heat - Potentiometer Replacement to Increase Range of Temperature Control
Mod. 6/1054
(A/C 1 thru 55)

Dec 20, 1967
DHC-7 7-28-23

Fuel - Left and Right Hand Tanks - Special Inspection for Bonding Integrity and Condition of the Bonding Jumpers, Conduit, Probes and Related Components
- Modification 7/1397 (A/C 3 thru 113)

Aug 20, 2002
DHC-6 6/408

Navigation - Gyroscope Horizons 700 and Variants and 705-7 and Variants
(All A/C equipped as above)

Aug 21, 1981
DHC-7 7-54-16

Inboard Nacelles - Improved Fairing Door Cable Installation
- Modification 7/2454
(A/C 003 thru 132)

Jan 17, 1986
DHC-3 3/51

Fuselage - Inspection/Rectification of Loose Rivets in Flight Compartment-to-Cabin Frame at Station 111.00

Jan 26, 1996
DHC-7 7-27-35

Flying Controls - Flap System Duplicate Drive - To Introduce Double Universal Joint at Angle Gearbox
- Modification 7/1744 (A/C 1 thru 52)

Oct 23, 1981
DHC-2 2/43

Wing Strut Assemblies - Continuing Integrity

Aug 14, 1987

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