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 21 - 40 of 1697

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-7 7-32-99

NOT ISSUED

DHC-3 V3/0010

Updated DHC-3 Maintenance Program with supplemental inspection tasks for corrosion control and aging aircraft.

 

Mar 19, 2020
DHC-7 7-54-2

Inboard and Outboard Nacelles -  To Provide Access to Upper Mounting of Propeller Synchrophaser Actuator
-  Modification 7/1216
(A/C 1, 2 and 4)

Nov 20, 1978
DHC-6 6/283

Flap Position Indicator
Mod. 6/1404
(A/C 1 thru 290)

Jul 23, 1971
DHC-7 7-23-23

Communications - Installation of a Standard VHF Antenna for Upper and Lower Locations
- Modification 7/2301
(A/C 3 thru 110 with S.O.O. 7002)

Feb 27, 1987
DHC-6 6/08

Voltage Regulator - lntroduction of Improved
Mod. 6/1017
(A/C 1 thru 20 and 22)

Mar 10, 1967
DHC-7 7-25-23

Furnishings - Replacement of Seat Pitch Indicators on Seat Rails
- Modification 7/1925 (A/C 3 thru 37)

Mar 20, 1981
DHC-7 7-11-28

Labels - Passenger Information Label Replacement

Aug 12, 1983
DHC-6 6/497

NOT ISSUED

DHC-2 TB/45

Transmittal Document for Modification Bulletin T2/2072 "Engine Mount Bushing Replacement" (Refer to Mod. Bulletin for Data)

Jan 16, 1976
DHC-7 7-52-11

Airstair Door - To Increase Clearance at Door Stop Spindles
- Modification 7/1554
(A/C 1 thru 4, 6, 7, 9 and 10)

Oct 5, 1979
DHC-6 6/417

Flap System - Revision to Flap Hydraulic Actuator Forward Support
Mod. 6/1748
(A/C 1 thru 744)

Jan 8, 1982
DHC-7 7-61-19

Propellers - Change to Lower Rated Circuit Breaker in Synchrophase Control
- Modification 7/2567
(All A/C)

Sep 2, 1988
DHC-7 7-76-5

Engine Control Cables - Seal Plate Special Inspection and Rectification
- Special Inspection
(A/C 3 thru 65)

Oct 23, 1981
DHC-7 7-33-12

Lights - Lower Anti-Collision Light Ground Wire Retermination
- Modification 7/1992
(A/C 1 thru 92)

Feb 25, 1983
DHC-7 7-54-18

Nacelles - Propeller Restraint - External Loops for Lanyard Hook
- Modification 7/2214
(A/C 1 and Sub.)

Feb 23, 1990
DHC-6 6/101

Airstair Door - Safety Guard Installation - Label Change
Mod. 6/1068
(A/C 1 thru 60)

Feb 21, 1968
DHC-7 7-29-14

Hydraulic System - Outboard Nacelles -  Tube Assembly Replacement and Additional Clamp Installation
-  Modification 7/1835 (Serial Number 3 thru 22)
-  Modification 7/1845 (Serial Number 3 thru 30)

Sep 17, 1982
DHC-6 V6/0035

NOT ISSUED

DHC-7 7-24-14

Electrical System - To Provide Independent Control of Inner and Outer Landing Lights
- Modification 7/1335 (A/C 3 thru 27)

Jan 5, 1980

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