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 61 - 80 of 1684

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-7 A7-32-93

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

Jan 30, 1989
DHC-6 V6/0023

Fuel Flow Divider - Snow Separator Actuator Interference

(S/N 845 thru 848)

Jun 22, 2012
DHC-2 TB/5

Lear Siegler Starter Generator Model 23048-008
Increased Brush - Commutation Life

Jun 26, 1967
DHC-7 7-23-24

Communications - Flight Attendant's Emergency Mask Mic Installation Provisions - Modification 7/2581 (A/C 1 and Sub.)

Apr 7, 1989
DHC-6 6/150

Rudder - Left Travel Reduction - Incorporation of a New Stop
Mod. 6/1177
(A/C 1 thru 115)

Jun 7, 1968
DHC-7 7-11-29

Labels - Addition of "NO STEP" Label to Wing Leading Edge
- Modification 7/2351
(A/C 1 thru 103)

Jan 6, 1984
DHC-6 6/70

Landing Gear - Nose - Caution Label Introduction
Mod. 6/1112
(A/C 1 thru 80)

Dec 20, 1967
DHC-7 7-28-21

Fuel - Fuel Tank Drain Valve Replacement
- Modification 7/2594
(A/C 1 and Sub.)

Aug 17, 1990
DHC-7 7-54-14

Nacelles - Main Landing Gear Drag Strut Attachment - Special Inspection and Rectification or Replacement of Bearing Housing Retaining Bolts
- Modification 7/2262
(Inspection - A/C 1 thru 64 less 58) (Modification 7/2262 - A/C 1 thru 113)

Aug 12, 1983
DHC-3 3/49

Equipment/Furnishings - Special Inspection and Rectification of Luggage Compartment Posts

Jul 19, 1991
DHC-7 7-52-5

Rear Baggage Door - To Replace Liner and Gas Spring Strut Dish Fairing
- Modification 7/1538
(A/C 1 thru 4, 6, 7, 9 and 10)

May 25, 1979
DHC-7 7-25-26

Furnishings - Sherwood Toilet Unit -  Overflow Tray Installation
-  Modification 7/1485 (A/C 1 thru 14)

Apr 17, 1981
DHC-6 6/246

Beta Back-Up System Powerplant
Mod. 6/1282
(A/C 1 thru 310)

Jun 12, 1970
DHC-7 7-33-6

Emergency Exit Lights - Lens Replacement
- Modification 7/1312
(A/C 1 thru 12)

Apr 11, 1980
DHC-7 7-33-7

Emergency Lights - Revised Switching Logic
- Modification 7/1697 (A/C 3 thru 27)

Oct 17, 1980
DHC-6 V6/0040

NOT ISSUED

DHC-2 TB/22

Tail Ski - Combination Type - To Introduce Extension

Apr 22, 1968
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-6 6/167

Airstair Door Extension Step
S.O.O. 6065
(A/C 1 thru 230)

Nov 12, 1968
DHC-7 7-32-30

Main Landing Gear Wheels - Insert and Drive Lug Repair Limits
(All A/C)

Sep 5, 1980

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