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 241 - 260 of 1683

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-6 6/189

Right-Hand Cabin Door Handle Guard
Mod. 6/1232
(A/C 1 thru 230)

Jun 19, 1969
DHC-7 7-32-52

Landing Gear - Nose Landing Gear
-  Actuator Hydraulic Hoses
-  Special Inspection
-  Modification 7/2272 (A/C 1 thru 94)

Jan 28, 1983
DHC-7 7-76-4

Engine Controls - Flight Idle Gate Motor Replacement
- Modification 7/1399
(A/C 1 thru 14)

Nov 28, 1980
DHC-6 6/445

Main Landing Gear Wheels - Wheel Bearing Bore Datum Reference and Tolerance and Checking of Wheel Fasteners Tie Bolts and Nuts
(All A/C)

Aug 12, 1983
DHC-6 6/29

Engine Lower Cowl - Snow Separator Air Control Valve Filters
Mod. 6/1056
(A/C 1 thru 55)

Jun 6, 1967
DHC-7 7-27-72

Flight Controls - Spoiler Control Servo Assembly - Special Inspection of Attachment (Effectivity - Refer to Parker S/B 265100-27-112)

Jul 19, 1985
DHC-6 6/365

Left-Hand Forward Cargo Door Replacement
Mod. 6/1634
(A/C 1 thru 302)

Oct 28, 1977
DHC-7 7-53-6

Fuselage Frame Bolts - Special Inspection (A/C 3 thru 7 and 9 thru 11)
7-53-7Forward Cargo Floor Panels - Ensure Security
- E.O. 74181
(A/C 7, 9 and 10)

Jul 13, 1979
DHC-3 3/08

Cancelled and Superseded by Service Bulletin 3/12

May 17, 1968
DHC-7 7-26-4

Fire Protection - Fire Detection System Additional Wiring Support
- Modification 7/2234
(A/C 1 thru 113)

Jan 28, 1983
DHC-7 7-34-21

Navigation - Weather Radar - Installation Pressurized Wave Guide
- S.O.O. 7152
(A/C Serial Numbers 003 to 113 with Weather Radar System S.O.O. 7007)

Sep 24, 1982
DHC-2T V2/0002

Not Issued

DHC-2 TB/60

Fuselage - Special Inspection of Rear Bulkhead at Station 228

Aug 30, 1998
DHC-6 6/205

Cabin Right-Hand Door - To Improve Door Latch Mechanism Engagement
Mod. 6/1269
(A/C 171 thru 290)

Jan 30, 1970
DHC-7 7-32-68

Landing Gear - Landing Gear Warning Horn Level Reset
- Modification 7/2395 (A/C 3 thru 112)

Oct 19, 1984
DHC-6 V6/541

Wing - Front Spar Adapter Assembly (P/N C6WM1027- 1) - Installation of Inspection Holes in Lower Wing Skin
(All A/C)

Oct 1, 2007
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 7-22-19

Not issued

DHC-6 6/125

Inspection Periods for Flap Selector Valve and Actuator - Drip Trays
(See S/B 6/128)

Apr 1, 1968
DHC-6 6/461

Placards and Markings - Installation of Icing Condition Operation Caution Label De-Iced Aircraft S.O.O. 6004 Mod. 6/1847
Non-Iced Aircraft Mod. 6/1848
(A/C 1 thru 808)

May 11, 1984

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