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 281 - 300 of 1683

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issue
DHC-6 6/81

Engine Oil Cooler - Temperature Control Installation
S.O.O. 6019
(A/C 1 thru 230)

Jan 3, 1968
DHC-6 6/80

Electrical System - Deletion of Time Delay from Start Control Circuit
Mod. 6/1090
(A/C 1 thru 80)

Jan 3, 1968
DHC-6 6/79

Operation in Icing Conditions - Equipment and Data Required
(All A/C)

Jan 31, 1968 Jan 20, 1984 'B'
DHC-6 6/78

Landing Gear Main - Compression Block Replacement
Mod. 6/1022
(A/C 1 thru 35)

Jan 2, 1968
DHC-6 6/77

De-Icing System - Provision of Drainage for Condensate
Mod. 6/1154
(A/C 1 thru 94)

Jan 10, 1968
DHC-6 6/76

Engine Fuel Heater - Introduction
S.O.O. 6020
(A/C 1 thru 230)

Jan 2, 1968
DHC-6 6/75

Rudder Fairing - Additional Drainage
Mod. 6/1153
(A/C 1 thru 89)

Dec 21, 1967
DHC-6 6/74

Rear Baggage Compartment Light Switch Guard Installation (A/C 1 thru 231)

Dec 18, 1967
DHC-6 6/73

Temporary Airspeed Restriction and Required Modifications for Cancellation
(A/C 1 thru 105)

Dec 20, 1967 Feb 5, 1968 'A'
DHC-6 6/72

Cabin Heat - Potentiometer Replacement to Increase Range of Temperature Control
Mod. 6/1054
(A/C 1 thru 55)

Dec 20, 1967
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 6/70

Landing Gear - Nose - Caution Label Introduction
Mod. 6/1112
(A/C 1 thru 80)

Dec 20, 1967
DHC-6 6/69

Trim Tab L.H. Elevator - Introduce Stiffened Tab
Mod. 6/1120
(A/C 1 thru 87)

Dec 8, 1967
DHC-6 6/68

Elevator R.H. - L.H. Top Skin - Additional Riveting at Front Spar
Mod. 6/1142
(A/C 1 thru 81)

Dec 8, 1967
DHC-6 6/67

Protective Treatment - Tailplane De-Icing Boots - Reapplication
(All A/C equipped with de-icing boots)

Dec 18, 1967
DHC-6 6/66

Trim Tab Elevator L.H. - Special Inspection
(All A/C)

Dec 1, 1967
DHC-6 6/65

Elevator Left-Hand - Rear Spar Re-Enforcement - Supersedes S/B 6/59
Mod. 6/1135
(A/C 1 thru 105)

Dec 12, 1967
DHC-6 6/64

Bleed Air System - Relocation of Check Valve
(A/C 6 thru 15)

Dec 20, 1967
DHC-6 6/63

Intake Deflector/Snow Separator Testing Procedure
(All A/C)

Nov 7, 1967
DHC-6 6/62

Intake Deflector/Snow Separator Operating Instructions
(All A/C)

Nov 9, 1967

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