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-6 6/470

Ignition - Removal of Engine Igniter Switches from Spark Ignition System
Mod. 6/1849
(A/C 231 and Sub.)

Nov 16, 1984
DHC-7 7-11-13

Furnishings - Buffet Wardrobe, Stowage and Waste Container Weight Limitation Labels
- Modification 7/1779
(A/C 1 thru 34)

Nov 14, 1980
DHC-6 6/54

Navigation Lights - Wing Tip Indicator
Mod. 6/1024
(A/C 1 thru 14)

Oct 13, 1967
DHC-7 7-53-32

Fuselage - Replacement of Fasteners in Nose Landing Gear Drag Strut Attachment Fittings
- Modification 7/2572
(All A/C)

Mar 15, 1991
DHC-3 3/33

Float Installation Drain Tube Assembly - Installation Check

Nov 4, 1977
DHC-7 7-27-17

Flying Controls - Flap Transmission Shafting - Replaceable Steady Bearings
- Modification 7/1442
(A/C 1 thru 10)

May 9, 1980
DHC-7 7-35-4

Oxygen - Installation of Portable First Aid Oxygen Cylinder (625 Liters) in Aft End of Cabin
- S.O.O. 7172
(A/C 3 and Sub.)

Apr 25, 1986
DHC-2 2/25

Float Installation Drain Tube Assembly - Installation Check

Oct 28, 1977
DHC-6 6/230

Nacelle Structure Reinforcing
Mod. 6/1319
(A/C 136 thru 268 Less 176, 185, 186, 204, 210, 215, 219 thru 222, 224, 226, 229, 233, 251, 257, 261 thru 263, 265 and 266)

Dec 22, 1969
DHC-7 A7-32-93

Landing Gear - Main Gear Upper Lock Strut - Special Inspection
(All Aircraft)

Jan 30, 1989
DHC-6 V6/0023

Fuel Flow Divider - Snow Separator Actuator Interference

(S/N 845 thru 848)

Jun 22, 2012
DHC-2 TB/5

Lear Siegler Starter Generator Model 23048-008
Increased Brush - Commutation Life

Jun 26, 1967
DHC-7 7-23-24

Communications - Flight Attendant's Emergency Mask Mic Installation Provisions - Modification 7/2581 (A/C 1 and Sub.)

Apr 7, 1989
DHC-6 6/150

Rudder - Left Travel Reduction - Incorporation of a New Stop
Mod. 6/1177
(A/C 1 thru 115)

Jun 7, 1968
DHC-6 6/487

Equipment/Furnishings - Baggage Compartment - Installation of Cover on Battery Relay Box
Mod. 6/1857
(All A/C with S.O.O. 6136)

Oct 3, 1986
DHC-7 7-11-30

Labels - Addition to Cabin Interior of Bilingual Labels
- Modification 7/2282 (A/C with S.O.O. 7038)

Aug 2, 1985
DHC-7 7-28-22

NOT ISSUED

DHC-6 6/407

Improved Emergency Lighting - Passenger Cabin
S.O.O. 6179
(All A/C)

Oct 9, 1981
DHC-7 7-54-15

Nacelles - Left Hand Outboard Nacelle -  Stall Warning Flap Transmitter Access Cover Installation
-  Modification 7/1329
(A/C 3 thru 27)

Apr 19, 1984
DHC-7 7-27-34

Flap Control System - Flap Screwjack Tracks No. 2 and 3 - To Introduce an Improved Locking Feature for Aft Bearing Nut and Greasing Provision
- Modifications 7/1591 and 7/1590 (A/C 3 thru 27 - Modification 7/1591; 3 thru 29 - Modification 7/1590)

Sep 4, 1981

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