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 1 - 20 of 1693

Bulletins RSS

Aircraft S/B No. Title Original Issue Latest Issuesort descending
DHC-7 7-25-14

Furnishings - Reduction of Crew Seat Travel
- Modification 7/1750
(A/C 1 thru 27)

Nov 21, 1980
DHC-6 6/76

Engine Fuel Heater - Introduction
S.O.O. 6020
(A/C 1 thru 230)

Jan 2, 1968
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-3 V3/0001

Ignition - Replacement of Magneto Firewall Connector

Jun 7, 2027
DHC-6 V6/0033

Pulley - Flap Follow-up Control System
(Series 300, S/N 751)
(Series 400, S/N 845 to 854)

Feb 6, 2012
DHC-7 7-28-22

NOT ISSUED

DHC-7 7-52-3

Airstair Door Handrail - Lower Hinge Joint
- Modification 7/1247
(A/C 1, 2 and 4)

Jun 2, 1978
DHC-2 2/50

See TB/58

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-6 6/499

Wings - Introduction of Alternate Wing Access Hole Plugs - Change of Material
Mod. 6/1883
(A/C with Mod. 6/1869 Incorporated)

Oct 23, 1987
DHC-6 6/169

Fuel System Drain Collector Tank in Engine Nacelles
Mod. 6/1165
(A/C 1 thru 230)

Dec 5, 1968
DHC-7 7-27-37

Flight Controls - Replacement of Left and Right Hand Wing Flap Track No. 4 Forward Support Fitting
(A/C 53 thru 57, 59 and 60)

Oct 28, 1981
DHC-7 7-33-4

Nose Gear Bay - Additional Visual Inspection Light
- Modification 7/1242
(A/C 1, 2 and 4)

Jan 31, 1979
DHC-2 TB/30

Transmittal Document for Modification Bulletin T2/2044
Engine Mount Attachment Bolts - Replacement" (Refer to Mod. Bulletin for Data)

Oct 10, 1968
DHC-6 6/419

Flying Controls - Elevator Stop Cable Adjustment
Mod. 6/1747
(A/C 1 thru 750)

Jan 29, 1982
DHC-6 6/89

Hydraulic Filter Bowl - Alternative Wire Locking Method
(A/C 1 thru 135)

Jan 23, 1968
DHC-7 7-32-30

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

Sep 5, 1980
DHC-7 7-55-4

Horizontal Stabilizer - To Increase Strength of Elevator Control Lock Stops
- Modification 7/1360
(A/C 1 thru 4, 6, 7 and 9)

Aug 24, 1979
DHC-6 6/12

Airstair Door - Positive Attachment of Restraining Cable to Aircraft
Mod. 6/1049
(A/C 7 thru 36)

Mar 16, 1967
DHC-6 V6/0046

Not Issued

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