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 1683

Bulletins RSS

Aircraftsort ascending S/B No. Title Original Issue Latest Issue
DHC-7 7-57-2

Fore Flap Leading Edge - To Reinforce
- Modification 7/1306
(A/C 4)

Dec 8, 1978
DHC-7 7-27-59

Flying Controls - Fore Flap Hinge Arms -  Introduction of Steel Bushings
-  Modification 7/2288
(A/C 3 thru 99)

Mar 23, 1984
DHC-7 7-52-30

Doors - Redesigned Airstair Door Handrail Handle
- Modifications 7/2227 and 7/2238
(A/C 3 thru 103)

Apr 15, 1983 Feb 21, 1986 'B'
DHC-7 7-25-52

Equipment/Furnishings - Underwing Bins -  Introduction of Dampers
-  Modification 7/2442
(A/C 3 thru 112)

Oct 10, 1986
DHC-7 7-34-8

Area Navigation System - Installation of DAC7001B R Nav. Computer
- Modification 7/1900
(A/C equipped with Area Navigation System)

Oct 17, 1980
DHC-7 7-24-41

Electrical System - Fuel Tank Transmitter Cable - Receptacle Replacement
- Modification 7/1999 (A/C 1 thru 92)

Mar 12, 1982
DHC-7 7-32-55

Nose Landing Gear - Steering Actuator Manifold Rework
(A/C 1 and Sub. with Nose Landing Gear Steering Actuator Assembly 16700 Serial Number MC-006 thru 099)

Mar 31, 1983
DHC-7 7-76-7

Engine Controls - Elimination of Ground Idle Operation
- Modification 7/2091
(A/C 1 thru 83 and 86)

Dec 22, 1982 Jun 10, 1983 'A'
DHC-7 7-22-6

Autopilot Systems
(A/C 3 and Sub.)

Nov 1, 1982 Dec 13, 1983 'B'
DHC-7 7-30-15

Deicing System - Mechanical Attachment 1 of Stall Bar to Wing Leading Edge
- Modification 7/2240
(A/C 3 thru 112)

Oct 28, 1983
DHC-7 7-57-18

Wings - Flight Spoiler Actuator Access Cover -  To Provide `Formed in Place' Seal
-  Modification 7/2257
(A/C 3 thru 092)

Jan 6, 1984
DHC-7 7-27-75

Flight Controls - Second Stage Flap Dump Solenoid Valve Rework
- Modification 7/2481
(A/C 3 and Sub. with Modification 7/1734

Dec 6, 1985
DHC-7 7-53-10

Cargo Door - To Introduce Lubrication for Door Guide Rollers
- Modification 7/1702
(A/C 7, 9 thru 12, 15, 20 and 23)

Feb 29, 1980
DHC-7 7-26-7

Fire Protection - Introduction of Automatic Fire Extinguisher Above Waste Container in Lavatory
- Modification 7/2498
(A/C 1 thru 110)

Aug 1, 1986 Apr 3, 1987 'A'
DHC-7 7-34-24

Navigation - Installation DC7001D R. Nav. Computer 501-1328-01 Mod. 4
- Modification 7/2179
(A/C 3 thru 70 with Area Navigation System S.O.O. 7016)

Mar 31, 1983
DHC-7 7-24-57

Electrical Power - Distribution Cable Lug Ends Inspection for Integrity
(A/C 3 and Sub.)

Dec 21, 1983 Dec 14, 1984
DHC-7 7-32-71

Main Landing Gear - Wheel and Brake Assembly - Flange Thickness Inspection and Brake Increased Wear Limits (B.F. Goodrich Service Letter 1348 and 1349)

Apr 19, 1985
DHC-7 7-79-1

Oil Breather Lines - To Relocate Discharge Outlet
-  Modification 7/1256
(A/C 1 thru 5 and 7)

Feb 16, 1979 May 28, 1979 'A'
DHC-7 7-23-2

Avionics - Voice Recorder Attenuation
- Modification 7/1311
(A/C 1, 2 and 4)

May 18, 1979
DHC-7 7-79-2

Engine Oil Low Pressure Warning Switch
-  To Introduce Switch with Higher Setting
- Modifications 7/1465, 7/1876 and E.O. 72047
(A/C 1 thru 33)

Feb 2, 1979 Jan 30, 1981 'C'

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