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 41 - 60 of 1697

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-7 7-11-12

Avionics - Emergency Locator Transmitter Battery - Installation of Label
- Modification 7/1742
(A/C 1 thru 22)

Nov 7, 1980
DHC-6 6/350

Power Distribution Circuit Breaker Panel - Insulating Barrier Installation
Mod. 6/1612
(A/C 1 thru 510)

Jun 25, 1976
DHC-7 7-79-4

Oil Cooler Drain Valve Installation
-  Modification 7/1536 (A/C 3 thru 23)

Oct 16, 1981
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-7 7-29-19

Hydraulic Power - Improved Tubing Installation
-  Modification 7/2475 (A/C 3 thru 110)

Feb 14, 1986
DHC-7 7-53-26

Fuselage - Installation of Additional Drain Valves in Lower Centre Fuselage
- Modification 7/2303
(A/C 1 thru 112)

Feb 17, 1984
DHC-7 7-27-58

Flight Controls - Aileron and Elevator Roll and Pitch Disconnect Handle - Pull Out Load Reduction
- Modification 7/1910 (A/C 1 thru 62)

Nov 25, 1983
DHC-6 6/270

Caution Lights Dimming Control Box
Mod. 6/1373
(A/C 1 thru 330)

Mar 5, 1971
DHC-6 6/146

Main Landing Gear - Wheel Brake Unit - Attaching Bolt Torque Requirement
(Incorporated in Maintenance Manual, PSM 1-6-2, Revision 1st, May 1968)

May 27, 1968
DHC-3 3/26

Airworthiness Directives as Issued Against DHC-3 Otter Aircraft

May 14, 1976
DHC-7 7-25-51

Equipment/Furnishings - Installation of Placard and Cutting of Hole in Fairing to Aid in Rigging of Airstair Door Mechanism
- Modification 7/2483
(A/C 1 thru 107 less 15)

Aug 1, 1986
DHC-6 6/514

Communications - Installation of New Speaker
(All A/C with S.O.O. 6054 or S.O.O. 6096 (Public Address System) incorporated)

Jan 18, 1991
DHC-2T V2/0002

Not Issued

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-2 2/22

Main Landing Gear Compression & Rebound Rubber
Block Replacement - Modification No. 2/1533

May 27, 1977
DHC-7 7-34-20

RNAV System - Additional Relay Installation
- Modification 7/2185
(A/C 14, 16, 21, 25, 27, 36, 37, 38, 39, 42, 43, 52, 53, 56, 65, 71, 74, 76, 78 and 80)

Apr 23, 1982
DHC-7 7-11-28

Labels - Passenger Information Label Replacement

Aug 12, 1983
DHC-6 6/366

Introduction of Improved Voltage Regulator
Mod. 6/1636
(All A/C)

Oct 21, 1977
DHC-2 TB/2

PT6A Engine - Compressor Turbine Disk - Early
Retirement (UACL Campaign Change 66-C2-74)

Jan 16, 1967
DHC-7 7-32-67

Landing Gear - Installation of Main Wheel Brake Unit `Fluidtronics' Hydraulic Unions
- Modification 7/2354
(A/C 1 thru 112)

Sep 14, 1984

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