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 for DHC Aircraft

Manual Status List – DHC-2 to DHC-7

To obtain a subscription to a digital library, please contact ATP:

For more information on digital technical publications, please contact csps-tp@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 CSPS Technical Publications Coordinator at csps-tp@vikingair.com.

Displaying 161 - 180 of 1693

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-6 6/220

Commuter Seats - To Contour Fixed Seat Backs and Modify to Folding Back
Mods. 6/1382 and 6/1383
(A/C 6 thru 230)

Mar 8, 1974
DHC-7 7-24-16

Electrical Harness - Main and Nose Landing Gear - To Improve Reliability
- Modification 7/1693 (A/C 1 thru 14)

Mar 7, 1980
DHC-7 7-25-21

Furnishings - Overhead Bin Doors -  To Remove Passenger Hazard
-  Modification 7/1773
(A/C 1 thru 36 with S.O.O. 7042)

Feb 20, 1981
DHC-3 V3/0001

Ignition - Replacement of Magneto Firewall Connector

Jun 7, 2027
DHC-6 6/140

Elevator Trim Position Indicator - Wider Take-Off Band Introduction
Mod. 6/1106
(A/C 1 thru 116)

May 23, 1968
DHC-7 7-21-11

Conditioned Air System - Water Separator Insulation
- Modification 711 630
(A/C 1 thru 34)

Sep 5, 1980
DHC-7 7-32-47

Nose Landing Gear - Downlock Mechanism Improvement
- Modification 7/2243
(A/C 3 thru 112)

Aug 20, 1982
DHC-7 7-57-31

Wings - Internal Skin Panel Corrosion - Special Inspection
(A/C Serial Number 3 thru 101)

Nov 4, 1987
DHC-7 7-30-7

Windscreen Washer - To Improve Washer Coverage
- Modification 7/1789
(A/C 1 thru 35 with S.O.O. 7039)

Feb 20, 1981
DHC-6 6/341

De-Icer Boots - Special Inspection and Serviceability Criteria
(A/C 311 thru 490 with De-Icing Boots and Prior to 311 with B.F. Goodrich Type 25 S Boots)

Dec 19, 1975
DHC-7 7-53-23

Fuselage - Additional Drainage Holes in Lower Fuselage
- Modifications 7/2270 and 7/2308
(A/C 1 thru 92 for Modification 7/2270, A/C 1 thru 99 for Modification 7/2308)

Sep 30, 1983
DHC-2T 2/52

See TB/60

DHC-6 6/481

Air Conditioning - Power Cable Terminals - Inspection and Replacement - to introduce Parker Hannifin S/B 084
(All A/C with S.O.O. 6109)

Nov 8, 1985
DHC-6 6/261

Wing Tip Fuel Tank Filter
Mod. 6/1398
(A/C 1 thru 285)

Oct 30, 1970
DHC-7 7-27-44

Flight Controls - Second Stage Flap Dump Selector Valve Replacement
- Modification 7/1734
(A/C 1 thru 72)

Jun 18, 1982
DHC-2 TB/17

Transmittal Document for Modification Bulletin T2/2037 "Static Inverter Phoenix 1025-24-15CS in Lieu of Aviation Instruments AIM-P10 Type" (Refer to Mod. Bulletin for Data)

May 14, 1968
DHC-7 7-24-32

Electrical Power - Busbar Protection Unit ZA29702 - Lucas Aerospace Modifications 5409U and 545OU
All A/C with above unit Installed)

Mar 27, 1981
DHC-7 7-25-37

Furnishings - Overhead Bins Emergency Battery Packs Access
- Modification 7/1918 (A/C 1 thru 72)

Feb 12, 1982
DHC-6 6/12

Airstair Door - Positive Attachment of Restraining Cable to Aircraft
Mod. 6/1049
(A/C 7 thru 36)

Mar 16, 1967
DHC-7 7-52-25

Furnishings - Toilet Door Latch Release Improvement
- Modification 7/2022
(A/C 3 thru 52 less 51)

Sep 4, 1981

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