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 1641 - 1660 of 1697

Bulletins RSS

Aircraftsort descending S/B No. Title Original Issue Latest Issue
DHC-7 7-11-8

Hydraulic System - Introduction of Caution Label at Ground Connection Panel
- Modification 7/1398
(A/C 1 thru 10 and 12)

Jul 20, 1979
DHC-7 7-25-33

Flight Compartment Doorlock - Rework and Replacement - Modification 7/1958
(A/C 1 thru 52)

Jan 8, 1982
DHC-7 7-34-10

Avionics - ADF Sense Antenna
-  Installation of Mast Gaskets
-  Modification 7/1799
(A/C 1 thru 47 with S.O.O. 7004)

Apr 10, 1981
DHC-7 7-32-57

Nose Landing Gear - Improved Steering Electronic Control Module
-  Modification 7/1917
(A/C 1 thru 82, also Refer to Menasco S/B 32-30)

Jun 17, 1983
DHC-7 7-32-3

Nosewheel Steering Actuator - Replacement
- Modification 7/1396
(A/C 1 thru 4 and 7)

Jul 10, 1978
DHC-7 7-61-8

Propellers - Incorporation of Improved Bearing Race
-  Hamilton Standard S/B 61-1027
(Effectivity - See Hamilnto Standard S/B 61-1027)

Oct 9, 1981
DHC-7 7-23-19

Communications - Attendant's Interphone System Call Light Rework
- Modification 7/1672 (A/C 1 thru 18)

Sep 16, 1983
DHC-7 7-27-56

Flight Controls - Ground Spoiler Selector Valves Functional Check and Replacement
- Modification 7/2340
(A/C 1 thru 95 less 87, 88, 90, 92 and 93)

Jun 28, 1983 Sep 14, 1984 'B'
DHC-7 7-28-11

Fuel - Low Pressure Warning Switch Wiring Relocation
- Modification 7/1144
(A/C 3 thru 12)

Jul 9, 1982
DHC-7 7-54-7

Nacelle Aft End Fairing Doors -  To Replace Bungee Cord Spring with Steel Wire Coil Springs
-  Modification 7/1374
(A/C 1 thru 4, 6, 7, 9 and 10)

May 25, 1979
DHC-7 7-11-24

Placards and Markings - Nose Landing Gear Doors - Installation of More Durable `Caution' Labels
- Modification 7/2159
(A/C 1 thru 112)

Aug 13, 1982 Mar 22, 1985 'B'
DHC-7 7-25-49

Equipment/Furnishings - Rear Baggage Compartment - Installation of Ceiling Firescreen
- Modification 7/2499
(A/C 1 and Sub.)

Apr 18, 1986 Jul 31, 1987 'B'
DHC-7 7-34-26

Navigation - Pitot Tube Replacement
- Modification 7/2233 (A/C 1 thru 96)

Apr 29, 1983 Apr 6, 1984 'A'
DHC-7 7-32-73

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

May 24, 1985
DHC-7 7-32-19

Nose Landing Gear - Improved Steering Actuator Attachment Fittings
- Modification 7/1715
(A/C 1 thru 27)

Mar 14, 1980
DHC-7 7-71-5

Forward Engine Firewall Rework -  To Accommodate Pratt and Whitney Synchrophaser Trimmer Head Housing -  Modification 7/1760
(A/C 1 thru 25)

Nov 28, 1980
DHC-7 7-24-10

A.C. System - 400 HZ Inverters Service Life (A/C 1 and Sub.)

Aug 13, 1979 May 20, 1980 'C'
DHC-7 V7-28-04

Fuel System - Fouling Condition Between AN-815 Fitting and the Fuel Probe Wiring Conduit - SFAR 88 Compliance

Aug 16, 2007 Sep 18, 2009 'B'
DHC-7 7-55-2

Fore Rudder - Addition of Reinforcing Angles
- Modification 7/1393
(A/C 3, 4, 6, 7 and 9)

Jan 31, 1979 May 11, 1979 'A'
DHC-7 7-21-5

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

Jul 6, 1979

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