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 41 - 60 of 1698

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-6 6/193

Inverters - To Provision for Replacement of Inverter Type PC15 with Inverter Type PC15A
S.O.O. 6024
(A/C 1 thru 230)

Jul 10, 1969
DHC-7 7-34-13

Attitude Director Indicator - Improved Type
- Modification 7/1726
(A/C 1 thru 29)

Sep 11, 1981
DHC-3 3/17

Components Installed in de Havilland Aircraft of Canada (DHC) Products

Jun 2, 1971
DHC-2 TB/60

Fuselage - Special Inspection of Rear Bulkhead at Station 228

Aug 30, 1998
DHC-6 6/472

Flight Controls - Aileron Servo Tab Rod Assembly Replacement
Mod. 6/1850
(A/C 1 thru 812)

Jan 18, 1985
DHC-6 V6/0041

Back EMF Voltage Spike Protection

Jun 4, 2013
DHC-6 6/113

Main Landing Gear Legs - Anti-Corrosion Protective Treatment
(A/C 1 thru 93)

Feb 16, 1968
DHC-7 7-32-60

Landing Gear - Main Wheel Brake Anti- Skid Hydraulic Line
- Special Inspection and Rerouting
- Modification 7/2314
(A/C Serial Numbers 3 thru 86, 89, 91, 94 and 95)

Oct 28, 1983
DHC-7 7-32-28

Tail Bumper - To Increase Strength of Installation
- Modification 7/1293
(A/C 1 thru 12)

Sep 5, 1980
DHC-7 7-24-45

Electrical Power - Lucas A.C. Generator AE2132 MK3 and MK4 - To Introduce Washer Between Tail End Bearing and Cupwasher (MK4) and to Introduce New Cupwasher (MK3) - Lucas Aerospace Modifications 5176 and 5170CG
(A/C with A.C. Generator AE2132 MK3 or MK4)

Jun 25, 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 7-57-38

NOT ISSUED

DHC-6 6/333

Autofeather System Pressure Switch
Mod. 6/1503
(A/C 291 thru 470)

Jul 4, 1975
DHC-7 7-29-8

Roll Spoiler Hydraulic Piping - Replacement of Pressure and Return Pipes
- DHC E.O. 72082
(A/C 21 thru 29)

Oct 17, 1980
DHC-6 6/253

Nose Gear Hydraulic Line Covers
Mod. 6/1368
(A/C 1 thru 330)

Nov 9, 1971
DHC-7 7-25-19

Furnishings - Toilet Compartment -  Addition of Access Panel
-  Modification 7/1694 (A/C 1 thru 16) (17 thru 35 under de Havilland E.O. 74459)

Mar 27, 1981
DHC-6 6/54

Navigation Lights - Wing Tip Indicator
Mod. 6/1024
(A/C 1 thru 14)

Oct 13, 1967
DHC-6 V6/0025

Inspection of Fuel System for Part Mark Tapes

Feb 7, 2013
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-3 3/33

Float Installation Drain Tube Assembly - Installation Check

Nov 4, 1977

Pages