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 161 - 180 of 1683

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-7 7-56-3

Windshield - Introduction of Third Heat Sensor and Additional Terminal Block Connections
- Modification 7/1769
(A/C 1 thru 32)

Oct 24, 1980
DHC-6 6/10

Engine Mount - Attaching Bolts - Introduction of Shorter Length
Mod. 6/1015
(A/C 4 thru 9)

Mar 10, 1967
DHC-6 6/346

Nose Landing Gear
Mod. 6/1562
(A/C 1 thru 490)

Apr 9, 1976
DHC-7 7-52-24

Airstair Door - To Introduce an External Handgrip
- Modification 7/1484 (A/C 1 thru 11)

Jul 3, 1981
DHC-7 7-25-46

Equipment and Furnishings - Tail Strut Stowage Provisions
- S.O.O. 7160
(A/C 1 Sub.)

Jun 29, 1984
DHC-6 6/266

Auto-Pilot - To Provide Static Warning Light Valve and Disengagement
E.O. 66578
(A/C 84, 88, 117, 120, 123 and 124)

Dec 4, 1970
DHC-7 7-34-2

Automatic Direction Finder - To Introduce Loop Antenna Connector Shroud
- Modification 7/1495
(A/C 1 thru 7 and 9 thru 12)

May 4, 1979
DHC-2T 2/39

Seats and Their Attachments - Continuing Integrity

Aug 31, 1984
DHC-2 TB/41

Overhaul Life - Engine Driven Fuel Pumps

Jul 30, 1971
DHC-7 7-24-35

Electrical System - Variable Frequency A.C. Power - Special Inspection of Cable Assembly (A/C 1 thru 68)

Oct 2, 1981
DHC-7 7-32-49

Nose Landing Gear - Downlock Inspection Light Mounting Bracket Rework
-  Modification 7/2235 (A/C 1 thru 102)

Oct 1, 1982
DHC-6 6/522

NOT ISSUED

DHC-7 7-21-30

Air Conditioning - Insulation - Removal of Black Insulation
All aircraft

Jul 6, 1994
DHC-6 6/106

Fuel System - Fuel Lines Re-routing to Filter Fuel Entering Fuel Flow Transmitter
Mod. 6/1055
(A/C 1 thru 105)

Jun 24, 1968
DHC-7 7-30-9

Engine Intake Deicing Boots - Bleed Air Supply Line - Improved Clamping
- Modification 7/1993 (A/C 1 thru 92)

Jan 8, 1982
DHC-7 7-57-12

Left and Right-Hand Wing Ground Spoiler Actuator Attachment Bracket - Inspection and Replacement of Rivets with Bolts
- Modification 7/1827
(A/C 1 thru 30)

Jan 15, 1982
DHC-6 6/26

Oil Temperature Bulb - Installation of New Type
Mod. 6/1030
(A/C 6 thru 9)

Jun 1, 1967
DHC-7 7-53-3

Rear Fuselage - To Improve Stringer Attachments to Frames at Stations X596.75 and X714.50
- Modification 7/1271
(A/C 4, 8 and 9)

Jul 13, 1979
DHC-3 3/05

Bolts - Attaching Lug to Fuselage for Rear Strut - Float or Amphibious Otter

Mar 4, 2015
DHC-7 7-26-1

Fire Protection System - Inspection of Fire Bottle Cartridge Connector
(A/C 1 thru 22)

Apr 11, 1980

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