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 61 - 80 of 1684

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-7 7-11-23

Labels - To Identify Rear Emergency and Baggage Doors
- Modification 7/2180 (A/C 3 thru 73)

Sep 24, 1982
DHC-6 6/64

Bleed Air System - Relocation of Check Valve
(A/C 6 thru 15)

Dec 20, 1967
DHC-7 7-28-15

Fuel - Fuel System Shut-Off Valve Replacement
- Modification 7/1880
(A/C 1 thru 132)

Jun 8, 1984
DHC-6 6/400

Cherrymax Rivets, Riveters and Pulling Heads - Conversion from Cherrylock Riveters
(All A/C)

Oct 31, 1980
DHC-7 7-54-8

Outer Nacelles Access Panel Structure Surrounds - To Replace Existing Rubber Seals with Teflon Strips
- Modification 7/1377
(A/C 1 thru 12)

Oct 19, 1979
DHC-7 7-49-1

Starter Generator Control - Additional and Revised Wiring
- Modification 7/2528
(A/C Serial Number 102 with S.O.O. 7054)

Dec 12, 1986
DHC-2 2/35

Not applicable

DHC-7 7-25-20

Cargo Divider Bulkhead - Addition of Smoke Seal
- Modification 7/1675 (A/C 9, 10, 12, 20 and 23)

Feb 13, 1981
DHC-7 A7-32-103

Landing Gear - Special Inspection of Endcaps on Landing Gear Selector Valve (and Rectification)
- Modification 7/2742
All Serial Numbers

Sep 3, 1999
DHC-6 V6/0033

Pulley - Flap Follow-up Control System
(Series 300, S/N 751)
(Series 400, S/N 845 to 854)

Feb 6, 2012
DHC-2 TB/15

Sealing Strip CT2U1004-37 (CVR-12) Lower Collar - Wing Strut - Protective Coating & Improved Adhesive

Feb 8, 1968
DHC-6 6/160

Certification of Static Pressure System and Altimeter Indicators
(A/C 1 thru 150)

Sep 17, 1968
DHC-6 6/496

Lights - Caution Lights Wiring Chafing
Mod. 6/1872
(A/C 1 thru 838)

Jan 22, 1988
DHC-7 7-21-4

Air Conditioning - Foot Warmer - To Improve Heat Supply to Flight Crew
- Modification 711528
(A/C 1 thru 12)

Jul 6, 1979
DHC-6 6/80

Electrical System - Deletion of Time Delay from Start Control Circuit
Mod. 6/1090
(A/C 1 thru 80)

Jan 3, 1968
DHC-7 7-29-3

Hydraulic Pump Drive Shaft - Special Inspection
(A/C 1 thru 6 and 9)

Mar 16, 1979
DHC-6 6/416

Nose Landing Gear - Improved Shoulder Nut Retention
Mod. 6/1763
(A/C with Shock Strut Assy. P/N 71-300 -23 or -25 Incorporating Mod. 6/1567, Modified Floating Piston)

Feb 12, 1982
DHC-7 7-27-43

Flight Controls - Improved Second Stage Flap Dump Selector Valve
- Modification 7/2002
(A/C 1 thru 51)

Mar 12, 1982
DHC-7 7-27-44

Flight Controls - Second Stage Flap Dump Selector Valve Replacement
- Modification 7/1734
(A/C 1 thru 72)

Jun 18, 1982
DHC-6 6/337

Air Conditioning Power Supply Cable-Special Inspection
(A/C 1 thru 459)

Oct 10, 1975

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