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 1601 - 1620 of 1683

Bulletins RSS

Aircraftsort descending S/B No. Title Original Issue Latest Issue
DHC-7 7-53-11

Fuselage Structure - Installation of Cleats - Special Inspection and Rectification
(A/C 7, 9 and 10)

Sep 26, 1980
DHC-7 7-26-8

Fire Protection - Lavatory - Introduction of Smoke Detector
- Modification 7/2497
(A/C 1 and Sub.)

Aug 15, 1986 Mar 20, 1987 'C'
DHC-7 7-34-25

Navigation - Data Nav. 11 System Component Improvements
- Modification 7/2207
(A/C 1 thru 112 with S.O.O.
7076 Installation of Data Nav. 11 System)

Jun 17, 1983
DHC-7 7-24-58

Electrical Power - Replacement A.C. Generator
- Modification 7/2097
(A/C 1 thru 107)

Jun 15, 1984 Feb 20, 1987
DHC-7 7-32-72

Landing Gear - Nose Landing Gear Shimmy Suppression Balance Weight Installation
- S.O.O. 7173

May 24, 1985 Feb 21, 1986 'A'
DHC-7 7-32-73

Landing Gear - Nose Wheel Cracking - Special Inspection
(A/C 1 and Sub.)

May 24, 1985
DHC-7 7-79-3

Oil Cooler Exhaust Ducts - To Reinforce
-  Modification 7/1566
(A/C 1 thru 19)

Aug 15, 1980
DHC-7 7-23-4

Passenger Address System - To Introduce Flight Compartment P.A. "IN USE" Indicator Light
- Modification 7/1348
(A/C 1 thru 12)

Apr 25, 1980
DHC-7 7-31-4

Flight Data Recorder System - Incorrect Wiring Termination
-  Modification 7/2056
(A/C 3 thru 39, 50 and 51 with S.O.O. 7021)

Sep 25, 1981
DHC-7 7-57-36

NOT ISSUED

DHC-7 7-11-9

Cabin Pressure Data Label
- Modification 7/1659 (A/C 1 thru 17)

Mar 7, 1980
DHC-7 7-28-1

Fuel System Level Control (Secondary) -  To Ensure Operation of Press -To-Test Indicator Lights During Refueling Operation
-  Modification 7/1253
(A/C 1, 2 and 4)

Mar 23, 1979
DHC-7 7-53-28

Front Fuselage - Flight Compartment Drainage Provisions
- Modification 7/2073
(A/C 3 thru 75 less 68)

Mar 23, 1984
DHC-7 7-27-13

Flap Control System - Primary Torque Tube - Special Inspection
(A/C 1 thru 14)

Sep 19, 1979 Oct 15, 1982 'A'
DHC-7 7-34-42

Navigation - Horizontal Situation Indicator (HSI) Power Supply -  Revised Circuit Breaker Connection
-  Modification 7/2612 Serial Numbers 1 thru 113 with Standard Option Only 7014-1

Jul 3, 1992 Mar 17, 1995 'A'
DHC-7 7-25-6

Furnishings - To Provide New Stowage Containers for Improved Food Table Assemblies
- Modification 7/1334 (A/C 1 thru 7, 9 and 10)

Apr 30, 1979 Jan 18, 1980 'A'
DHC-7 7-32-89

Landing Gear - Nose Gear Shock Strut Assembly - Upper Bearing Replacement
- Modification 7/2557
(A/C 1 thru 111)

Sep 2, 1988
DHC-7 7-23-20

Communications - Cockpit Voice Recorder
- Tape Deck Housing Connector Check and Replacement (The Cockpit Voice Recorder used in De Havilland Dash 7 A/C is Model AV-557B Part Number 980-6005-055)

Mar 9, 1984
DHC-7 7-32-9

Main Landing Gear - Replacement of Shock Strut Assembly Upper Bearing
- Modification 7/1574
(A/C 1 thru 7, 9 and 10)

May 18, 1979
DHC-7 7-61-11

Propellers - Blade Retention in Barrel
-  Rework of Inner Bearing Race Set
-  Hamilton Standard S/B 61-1029
(Effectivity - See Hamilton Standard S/B 61-1029)

Mar 26, 1982

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