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 141 - 160 of 1698

Bulletins RSS

Aircraft S/B No. Title Original Issuesort descending Latest Issue
DHC-6 6/36

Landing Gear Main - Prevention of Rebound Bolt Vibration
Mod. 6/1031
(A/C 1 thru 17)

 Jul 10, 1967
DHC-6 6/37

Nose Landing Gear - Shock Strut - Removal Instructions
(All A/C)

 Jul 10, 1967
DHC-6 6/38

Icing Limitation - Introducing Temporary Restriction of Operation - Refer to S/B 6/79,Definition of Requirements for De-Iced A/C
Mod. 6/1093
(A/C 1 thru 46)

 Jul 20, 1967
DHC-3 3/03

Amendment to de Havilland Engineering Bulletin Series 'O' 11

 Jul 20, 1967
DHC-6 6/39

Horizontal Stabilizer to Fuselage Attachment Bolts - Bolt Safety Requirement
Mod. 6/1114
(A/C 1 thru 63)

 Jul 27, 1967
DHC-6 6/40

Nose Landing Gear - Fork Locking
(A/C Pre-Mod. 6/1379)

 Jul 27, 1967 Jun 30, 1971 'B'
DHC-2 TB/8

Water Rudders - Float Configuration Aircraft

 Aug 15, 1967
DHC-6 6/43

Engine Intake Anti-Icing Cautionary Information
(All A/C with Air Intake De-Icing)

 Aug 17, 1967
DHC-6 6/47

Auto Pilot (H-14 Honeywell) Servos Protection Against Ingress of Water
Mod. 6/1051
(A/C 3 thru 49)

 Aug 22, 1967
DHC-6 6/48

Low Suction Warning System - For Vacuum Instruments - Introduction
Mod. 6/1014
(A/C 6 thru 11)

 Aug 22, 1967
DHC-6 6/41

De-Icer Boots - Horizontal Stabilizer - Protective Coating
Mod. 6/1067
(A/C 1 thru 40)

 Aug 22, 1967
DHC-6 6/42

Cabin Door R.H. Safety Guard Installation
Mod. 6/1069
(A/C 1 thru 60)

 Aug 22, 1967
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 6/45

Vicker LV146 R100 Fuel Pump Improvement Notification
(A/C 1 thru 90)

 Aug 30, 1967
DHC-3 3/04

Tab Elevator - Flap Interconnect - Special Inspection

 Sep 8, 1967
DHC-6 6/46

Low Pressure Fuel Warning Switch - Replacement
Mod. 6/1072
(A/C 1 thru 60)

 Sep 14, 1967
DHC-6 6/49

Fuel Boost Pump - Introducing Standby Emergency Switch
Mod. 6/1086
(A/C 1 thru 78)

 Sep 20, 1967
DHC-6 6/50

Fuel Boost Pump - Elect Control Providing Single Pump Operation
Mod. 6/1044
(A/C 1 thru 35)

 Sep 20, 1967
DHC-6 6/51

Elevator/Flap Interconnect Trim Tab Cable Fraying - Inspection - Refer to S/B 6/88
(A/C 1 thru 95)

 Sep 21, 1967 Mar 4, 2015 'A'
DHC-6 6/53

Engine Vibration Isolator Assy. Notification
(All A/C)

 Oct 10, 1967

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