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 141 - 160 of 1683

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-7 7-33-1

Wing Inspection Lights - To Adjust Beam Angle
- Modification 7/1276
(A/C 1, 2 and 4)

Apr 3, 1978
DHC-6 V6/0034

Interior Placard Improvements

Jun 4, 2013
DHC-6 6/161

Static Inverter Improved
Mod. 6/1016
(A/C 1 thru 35)

Sep 23, 1968
DHC-6 6/497

NOT ISSUED

DHC-7 7-21-5

Air Conditioning - Cabin Improvement
- Modification 711444
(A/C 1 thru 7 and 9)

Jul 6, 1979
DHC-6 6/81

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

Jan 3, 1968
DHC-7 7-29-4

Hydraulic System - Reservoir Overspill Container in Nacelles
- Modification 7/1530 (A/C 1 thru 27)

Jan 5, 1980
DHC-6 6/82

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

Feb 1, 1968
DHC-7 7-29-5

Hydraulic System - Shuttle Valve Replacement
- Modification 7/1534
(A/C 1 thru 27)

Feb 15, 1980
DHC-7 7-55-5

Horizontal Stabilizer - Improved Lightening Hole Covers
- Modification 7/1913
(A/C 1 thru 40)

Nov 6, 1981
DHC-6 6/02

Engine Impeller and Compressor Turbine Disk
Early Retirement
(See Bulletin for Applicability)

Jan 16, 1967
DHC-7 7-27-45

Flaps - Power Control Unit Assembly -  Installation of New Potentiometer
-  Modification 7/2051
(A/C 1 thru 96 with Menasco Flap Power Control Unit 24000 Serial Numbers MC-006 thru MC-103)

Jun 25, 1982
DHC-7 7-52-16

Cargo Door Actuating Pushrod Shear Pin -  To Replace
-  Modification 7/1583
(A/C 7, 9, 10, 11 and 12)

Apr 18, 1980
DHC-2 A2/53

Not applicable

DHC-7 7-25-38

Furnishings - Aft. Baggage Compartment Smoke Detector
- Modification 7/1638 (A/C 1 thru 39)

Feb 19, 1982
DHC-6 6/258

NOT ISSUED

DHC-7 7-33-18

Lights - Anti-Collision Strobe Lights
-  Power Supply Replacement
-  Modification 7/2522
(A/C with S.O.O. 7060)

Mar 20, 1987
DHC-6 V6/0048

Not Issued

DHC-2 TB/33

Transmittal Document for Modification Bulletin TB/2060 "Range Markings - Oil Temperature & Pressure - Engine Instruments - To Recalibrate" (Refer to Mod. Bulletin for Data)

Nov 25, 1968
DHC-6 6/178

To Seal Fuselage/Wing Root Apertures to Offset Cabin Interior Contamination
Mod. 6/1194
(A/C 1 thru 200)

Jan 29, 1969

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