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 81 - 100 of 1684

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-6 6/394

Strobe Light - Insulated Mounting for Power Units
Mod. 6/1712
(A/C 1 thru 655)

May 30, 1980
DHC-7 7-54-2

Inboard and Outboard Nacelles -  To Provide Access to Upper Mounting of Propeller Synchrophaser Actuator
-  Modification 7/1216
(A/C 1, 2 and 4)

Nov 20, 1978
DHC-6 6/314

NOT ISSUED

DHC-7 7-39-1

Barometric Standby Altimeter
-  Co-pilot's Installation
-  Modification 7/1522
(A/C 1, 2, 3 and 7 thru 12)

Sep 28, 1979
DHC-2 2/29

Aileron/Wing Flutter

Feb 1, 1980
DHC-7 7-25-14

Furnishings - Reduction of Crew Seat Travel
- Modification 7/1750
(A/C 1 thru 27)

Nov 21, 1980
DHC-7 A7-32-97

Landing Gear - Initial Inspection and Test of Hydraulic Selector Valve Sterer
Part Number 57420 or 57420-3
Serial Numbers 3 thru 110 without Modification 7/2516

Nov 10, 1992
DHC-6 V6/0027

NOT ISSUED

DHC-7 7-24-3

A.C. Generator - Interim Installation of Generator AE2132
- E.O. 70702
(A/C 4)

May 5, 1978
DHC-6 6/154

Post Lit Flight Panels - Special Wrenches - Introduction
(A/C 1 thru 155)

Jun 16, 1968
DHC-7 7-32-17

Main Landing Gear - Down Lock Release Actuator Hose - Inspection and Rectification
- E.O. 74524
(A/C 1 thru 18)

Dec 21, 1979
DHC-6 6/490

Landing Gear/Nose Shock Strut - Replacement of Lower Bearing
Mod. 6/1858
(A/C 1 thru 831 with Mod. 6/1566 Incorporated)

Oct 17, 1986
DHC-7 7-61-19

Propellers - Change to Lower Rated Circuit Breaker in Synchrophase Control
- Modification 7/2567
(All A/C)

Sep 2, 1988
DHC-6 6/74

Rear Baggage Compartment Light Switch Guard Installation (A/C 1 thru 231)

Dec 18, 1967
DHC-6 6/410

Navigation - Relocation of #2 ADF (Loop) Antenna
Mod. 6/1682
(A/C 271 and Sub.)

Oct 16, 1981
DHC-7 7-54-18

Nacelles - Propeller Restraint - External Loops for Lanyard Hook
- Modification 7/2214
(A/C 1 and Sub.)

Feb 23, 1990
DHC-7 7-27-37

Flight Controls - Replacement of Left and Right Hand Wing Flap Track No. 4 Forward Support Fitting
(A/C 53 thru 57, 59 and 60)

Oct 28, 1981
DHC-6 6/250

To Relocate Fire Detectors and Delete Electrical Connectors
Mod. 6/1108
(A/C 6 thru 105)

Feb 19, 1971
DHC-7 7-33-10

Taxi Light - Improved Lens
- Modification 7/1911
(A/C 3 thru 92)

Sep 10, 1982
DHC-6 V6/0043

Autofeather Pressure Switch (P/N C6SC1125) Replacement

Aug 30, 2013

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