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 201 - 220 of 1683

Bulletins RSS

Aircraftsort descending S/B No. Title Original Issue Latest Issue
DHC-6 6/268

Wing Assembly Fatigue Life Extension
Mod. 6/1318
(A/C Post-Mod. 6/1117)

Sep 21, 1971 Jul 16, 2004 'F'
DHC-6 6/188

Deicer Distributor Valves - Improved Internal Components (Bendix Bulletin 91)
(Valves Prior to S/N 34,416U)

May 30, 1969
DHC-6 6/524

Wings - Bottom Skin - Installation of New Fasteners
- Mod 6/1896
(A/C 1 thru 812, 814, 815, 816, 819 and 820 with Mod 6/1752 installed)

Aug 25, 1995 Feb 7, 1997 'A'
DHC-6 6/108

Artificial Horizon and Directional Gyro Indicator - Improve Scale
(All A/C)

Feb 29, 1968
DHC-6 6/444

Electrical Power - DC Generation - Auxiliary Battery Charging Diode Replacement
Mod. 6/1820
(A/C 1 thru 802 and 804)

Mar 25, 1983 Nov 25, 1983 'A'
DHC-6 6/28

Air Stair Door - Safety Guard Installation
Mod. 6/1068
(A/C 1 thru 88)

Jun 7, 1967
DHC-6 6/364

Wing/Fuselage Fairings - Special Inspection and Serviceability Criteria
(A/C 231 thru 554)

Nov 11, 1977
DHC-6 6/284

Special Inspection - Engine Barrel Nuts
(A/C 211 thru 318)

Aug 31, 1971
DHC-6 6/204

Cabin Right-Hand Door Latch Assembly
Mods. 6/1161, 6/1232 and 6/1269
(A/C 1 thru 170)

Dec 12, 1969 Nov 19, 1971 'A'
DHC-6 V6/540

Wing - Front Spar Adapter Assembly (P/N C6WM1027-1) - Inspection for Cracks
(All A/C)

Oct 1, 2007
DHC-6 6/124

Rudder Trim Tab - Redesigned to Prevent Distortion Due to Handling
Mod. 6/1124
(A/C 1 thru 170)

Apr 1, 1968
DHC-6 6/460

Electrical - Inspection and Replacement of Main Distribution Cables
(A/C 1 and Sub. with Mod. 6/1651 Incorporated - or with SAFT Type 4076-9 Main and Auxiliary Batteries Installation E.O. 68755 or E.O. 68721)

Jan 27, 1984 Jan 18, 1985 'C'
DHC-6 6/44

Pitot/Static System - Rework to Prevent Water Ingress
Mod. 6/1065
(A/C 1 thru 59)

Aug 22, 1967
DHC-6 6/380

Main Landing Gear Leg - Precautionary Inspection and Reprotection
Mod. 6/1660
(A/C 1 thru 603)

Dec 20, 1978 Jun 22, 1990 'C'
DHC-6 6/300

Fuel System Pumps - Installation S.O.O. 6159
(All A/C)

Jun 12, 1973 Mar 21, 1980 'B'
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-6 V6/0013

Instructions For Re-labeling DHC-6 Control Column Using Authorized Data Plate
(S/N 845 and 846)

Apr 6, 2011
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-6 6/476

Wing Front Attachment Adapters - Special Inspection
(All A/C)

Aug 16, 1985 Feb 3, 1989 'C'
DHC-6 6/60

Cabin Ceiling - Additional Fasteners to Ensure Security
Mod. 6/1097
(A/C 9 thru 57)

Nov 8, 1967

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