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 141 - 160 of 1684

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-7 7-30-2

Deicing System Distributor Valves - To Replace Plunger and Pin Assembly
- Modification 7/1705
(A/C 1 thru 27) and all Spares

Oct 12, 1979
DHC-6 6/19

Landing Gear - Tightening of Main Lower Platen
Mod. 6/1037
(A/C 1 thru 15)

May 11, 1967
DHC-7 7-27-62

Flight Controls - High Temperature Bonded Ground and Flight Spoilers
- Modifications 7/2356 and 7/2357
(A/C 1 thru 115)

May 31, 1985
DHC-6 6/355

De Vore Bleed Air System Guard Duct
Mod. 6/1614
(A/C 1 thru 532)

May 5, 1977
DHC-3 3/916

Link Belt Silent Chain.

Sep 19, 1975
DHC-7 7-25-55

NOT ISSUED

DHC-7 7-34-11

Navigation Omega System - To Omit Use of Station Trinidad
(A/C 1 thru 50)

May 15, 1981
DHC-7 7-24-44

Electrical Power - Generator Control Units U13866, U13866/1, U13866/2, U13866/3 - Lucas Aerospace Modification 5063CG (A/C 1 and Sub.)

Jun 25, 1982
DHC-6 6/195

Main and Auxiliary Battery Blocking Diodes
Mod. 6/1283
(A/C 1 thru 310)

Sep 17, 1969
DHC-7 7-32-58

Landing Gear - Installation of Protective Boots to Main and Nose Landing Gear Weight Switch Connectors (Superseded by Modifications 7/2417 and 7/2421)
- Modifications 7/2197 and 7/2316) (A/C 3 thru 102)

Sep 9, 1983
DHC-6 6/531

NOT ISSUED

DHC-7 7-76-10

Engine Controls - Nacelle Firewall Cable Seal Replacement
- Modification 7/2362
(A/C 1 thru 103)

Aug 17, 1984
DHC-6 6/115

A/C Power Supply System - OneTime Inspection and Rectification
(A/C 1 thru 135)

Apr 1, 1968
DHC-6 6/451

Propellers - Replacement of Mounting Bolts and Revised Torquing Procedures
(All A/C)

Nov 11, 1983
DHC-7 7-57-21

Wings - Inboard Leading Edge Nose Lower Spar Cap Fastener Replacement
- Modification 7/2359
(A/C 1 thru 98)

Apr 19, 1984
DHC-6 6/35

Engine Performance Data Plate Speed Check Curve (6P5)
(All A/C with PT6-20 engines)

Jul 10, 1967
DHC-7 7-27-78

Flight Controls - Introduction of Improved Ground Spoiler Selector Valve No. 1
- Modification 7/2484
(A/C 3 and Sub)

Mar 24, 1989
DHC-7 7-53-13

Airstair Door - Rework to Lower Pressure Stops on Fuselage Frame
- Modification 7/1766
(A/C 1 thru 22)

Sep 26, 1980
DHC-3 3/14

Tail plane Hinge Bolts C3T23-5 - Special Inspection

Apr 2, 1971
DHC-7 7-26-10

Fire Protection - Introduction of Alternative Automatic Fire Extinguisher, above Waste Container in Lavatory
- Modification 7/2550
(A/C 1 thru 110)

May 22, 1987

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