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 221 - 240 of 1684

Bulletins RSS

Aircraftsort descending S/B No. Title Original Issue Latest Issue
DHC-6 6/427

Power Plant - Improved Oil Filter Housing, Check Valve and Bypass Valve/To Introduce P & WC S/B 1247
(All A/C)

Apr 30, 1982
DHC-6 6/11

Auto-Pilot H14 Honeywell System - Inspection
(All A/C with Honeywell H14 autopilot)

Mar 15, 1967
DHC-6 6/347

Voltage Regulators
Mod. 6/1590
(A/C 231 thru 530)

Nov 5, 1976 Mar 18, 1977 'B'
DHC-6 6/267

Wing Tanks Fuel Pump
Mod. 6/1399
(A/C 219 thru 285)

May 14, 1971
DHC-6 6/187

Attachment Bolts - Front Float Strut Fitting
Mod. 6/1289
(Floatplanes Prior to A/C 58)

May 27, 1969
DHC-6 6/523

Flight Controls - Special Inspection of Carbon Steel Control Cables for Wear and Corrosion
(All A/C without stainless steel cables
(SOO 6082 or EO 69053)

Aug 4, 1995 May 10, 1996 'A'
DHC-6 6/107

Elevator Flap and Trim Controls - Larger Diameter Pulleys
Mod. 6/1129
(Incorporation of this S/B Cancels S/B 6/98)
(A/C 1 thru 105)

Mar 7, 1968
DHC-6 6/443

Fuel System - Wing Tank Check Valve Installation
Mod. 6/1824
(A/C 1 thru 821 Incorporating Integral Wing Long Range Fuel Tanks S.O.O. 6095)

Mar 31, 1983
DHC-6 6/27

Hydraulic Power Package - Installation of Relief Valve in Brake Accumulator
Mod. 6/1042
(A/C 1 thru 65)

Jun 1, 1967
DHC-6 6/363

Introduction of 334C-9A Type Autopilot Servo
Mod. 6/1638
(A/C 231 thru 530)

Oct 7, 1977
DHC-6 6/283

Flap Position Indicator
Mod. 6/1404
(A/C 1 thru 290)

Jul 23, 1971
DHC-6 6/203

Luminous Exit Signs in Cabin
(A/C 231 thru 290)

Mar 12, 1971
DHC-6 6/539

NOT ISSUED

DHC-6 6/123

Aileron Gear Tab - Redesigned to Prevent Distortion Due to Handling
Mod. 6/1123
(A/C 1 thru 170)

Apr 1, 1968
DHC-6 6/459

Labels - Airspeed Placard Replacement
Mod. 6/1833
(A/C 231 and Sub. Operating Under the Jurisdiction of the British Civil Aviation Authority)

Feb 17, 1984
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 V6/0061

Landing Gear– Serialization of Non-Conforming
Upper Platens (P/N C6UM1193-27)
 

Jul 13, 2018
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

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