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 181 - 200 of 1684

Bulletins RSS

Aircraft S/B No. Title Original Issuesort descending Latest Issue
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-2 TB/9

Fatigue of DHC-2 MK III Turbo Beaver Flight Structure; to Specify Replacement Times

Dec 20, 1967 May 13, 1983
DHC-2 TB/11

Transmittal Document for Modification Bulletin T2/2051 Vacuum Pump - Dry Type - Introduction" (Refer to Mod. Bulletin for Data)

Dec 20, 1967 May 13, 1968
DHC-6 6/64

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

Dec 20, 1967
DHC-6 6/75

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

Dec 21, 1967
DHC-6 6/76

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

Jan 2, 1968
DHC-6 6/78

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

Jan 2, 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 6/81

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

Jan 3, 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 6/83

Jury Strut - Ground Equipment Rework
(A/C 1 thru 136)

Jan 15, 1968
DHC-6 6/85

Pilot's Seat - Arm Rest Attachment Improvement
Mod. 6/1091
(A/C 1 thru 46)

Jan 16, 1968
DHC-6 6/87

Fan Installation - Flight Compartment
S.O.O. 6015
(All A/C Pre-Mod 6/1602)

Jan 23, 1968 Jan 31, 1975 'A'
DHC-6 6/89

Hydraulic Filter Bowl - Alternative Wire Locking Method
(A/C 1 thru 135)

Jan 23, 1968
DHC-6 6/88

Flap/Elevator - Trim Cables - Nylon Cover Introduction
Mod. 6/1127
(A/C 1 thru 95)

Jan 24, 1968
DHC-6 6/90

Flap Selector Control - Cable Tension Decrease
Mod. 6/1095
(A/C 1 thru 75)

Jan 25, 1968
DHC-2 TB/12

Transmittal Document for Modification Bulletin T2/2054 Oil Cooler Duct - Oil Cooler Bypass & Improved Oil Temperature Control" (Refer to Mod. Bulletin for Data)

Jan 31, 1968 Feb 29, 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 6/97

Battery - 39 AMP/HR Heavy Duty - Introduction
S.O.O. 6018
(A/C 1 thru 135)

Feb 1, 1968
DHC-6 6/82

Landplane - Landing Weight Increased to 11,400 lbs.
(A/C 6 thru 230)

Feb 1, 1968

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