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 1683

Bulletins RSS

Aircraft S/B No. Title Original Issuesort descending Latest Issue
DHC-2 TB/13

PT6A-6 & PT6A-20 Engine Water Wash Procedure

Feb 29, 1968 Jul 8, 1968
DHC-6 6/110

Engine Instrument Range Markings - Requirements
Revision to Engine Manufacturer's
Mod. 6/1138
(A/C 1 thru 119)

Feb 29, 1968
DHC-6 6/111

Cockpit Handgrip - Introduction
Mod. 6/1021
(A/C 6 thru 15)

Mar 6, 1968
DHC-6 6/105

Battery Installation - Pressure Venting Elimination
Mod. 6/1080
(A/C 1 thru 105)

Mar 6, 1968
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 6/71

Audio Control Unit - Filter Replacement
Mod. 6/1035
(A/C 1 thru 24)

Mar 7, 1968 Mar 26, 1968 'A'
DHC-6 6/114

Engine Controls - U.A.C.L. Special Instructions
(All A/C)

Mar 8, 1968
DHC-6 6/112

Overhead Console - Beta Release Cable Throttle Level Rectification
Mod. 6/1025
(A/C 1 thru 119)

Mar 11, 1968
DHC-2 TB/20

U.A.C.L. Special Instructions 68-1 PT6A-20 Engine Controls

Mar 13, 1968
DHC-6 6/116

Snow Separator - Fouling of Pneumatic Pipes
(A/C 1 thru 30)

Mar 15, 1968
DHC-6 6/117

Engine Exhaust Nozzle - Radiusing Vanes of Leading and Trailing Edges of
Mod. 6/1052
(A/C 1 thru 38)

Mar 25, 1968
DHC-6 6/120

Inboard Fore Flap Hinge Arm and Aileron Geared Tab Lever Attachment - Clearance Increase
Mod. 6/1115
(A/C 1 thru 135)

Mar 25, 1968
DHC-6 6/119

Fuselage Bottom Skins - Drain Holes
Mod. 6/1130
(A/C 1 thru 135)

Mar 26, 1968
DHC-6 6/100

Aileron Mass Balance - Balance Weight Increase
Mod. 6/1104
(A/C 1 thru 115)

Mar 27, 1968
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 6/124

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

Apr 1, 1968
DHC-6 6/125

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

Apr 1, 1968
DHC-6 6/115

A/C Power Supply System - OneTime Inspection and Rectification
(A/C 1 thru 135)

Apr 1, 1968
DHC-6 6/121

Elevator/Flap Interconnect Tab - Redesigned to Prevent Distortion Due to Handling
Mod. 6/1121
(A/C 1 thru 105)

Apr 1, 1968
DHC-6 6/122

Aileron Trim Tab - Redesigned to Prevent Distortion Due to Handling
Mod. 6/1122
(A/C 1 thru 105)

Apr 1, 1968

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