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 61 - 80 of 1698

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-6 6/509

Nacelles - Longeron - Special Inspection
(All A/C)

Feb 23, 1990
DHC-7 7-25-39

Furnishings - Underwing Bin Filler Panel Replacement
- Modification 7/1793 (A/C 1 thru 39)

Apr 12, 1982
DHC-7 7-23-25

Communications - Rectification of Interphone Chime to Flight Deck Audio System
- Modification 7/2595 (A/C 1 and Sub.)

Jul 13, 1990
DHC-3 3/18

Tailplane Rigging

Oct 26, 1973
DHC-2 2/02

Beaver Aircraft Equipped with Dowty Shock Strut Q- 3046-1 or
Q-3047-1, Distance Piece and Bearing - To Replace

Mar 8, 1967
DHC-6 6/429

Power Plant - Second Stage Reduction Planet Pins Incorporating Oil Separators - To Introduce P & WC S/B 1263
(All A/C)

Apr 12, 1982
DHC-6 6/100

Aileron Mass Balance - Balance Weight Increase
Mod. 6/1104
(A/C 1 thru 115)

Mar 27, 1968
DHC-7 7-11-30

Labels - Addition to Cabin Interior of Bilingual Labels
- Modification 7/2282 (A/C with S.O.O. 7038)

Aug 2, 1985
DHC-6 6/369

Cabin Rear Bulkhead Swing Doors
Mod. 6/1613
(All A/C)

Feb 24, 1978
DHC-7 7-78-3

Exhaust - Engine Exhaust Duct Fairing
-  Improved Method of Attachment
-  Modification 7/2462
(A/C 3 & Sub. with Modification 7/2187)

Oct 11, 1985
DHC-7 7-35-4

Oxygen - Installation of Portable First Aid Oxygen Cylinder (625 Liters) in Aft End of Cabin
- S.O.O. 7172
(A/C 3 and Sub.)

Apr 25, 1986
DHC-6 6/289

Floatplane Spreader Bar Lug Assembly
Mod. 6/1429
(A/C 1 thru 350 with Floats)

Jan 27, 1972
DHC-7 A7-32-93

Landing Gear - Main Gear Upper Lock Strut - Special Inspection
(All Aircraft)

Jan 30, 1989
DHC-7 7-27-62

Flight Controls - High Temperature Bonded Ground and Flight Spoilers
- Modifications 7/2356 and 7/2357
(A/C 1 thru 115)

May 31, 1985
DHC-6 6/55

Pilot/Co-Pilot Seats - Introduction of Arm Rests
Mod. 6/1029
(A/C 1 thru 35)

Oct 13, 1967
DHC-7 7-54-9

Inner Nacelles - Upper Longeron Strengthening
- Modification 7/1707
(A/C 1 thru 7 and 9, 10 and 11)

Feb 29, 1980
DHC-7 7-25-55

NOT ISSUED

DHC-7 7-24-16

Electrical Harness - Main and Nose Landing Gear - To Improve Reliability
- Modification 7/1693 (A/C 1 thru 14)

Mar 7, 1980
DHC-7 7-24-17

Proximity Switch Rework - To Prevent Ingress of Moisture
(A/C 1 and Sub. as required)

Sep 5, 1980
DHC-6 6/446

Propeller - Corrosion Inspection
(All Hartzell Propellers in Service or Spares Holdings)

May 13, 1983

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